Data / Nonprofits / California / Mutual and membership benefit
Mutual and membership benefit nonprofits in California: 1,194 registered with the IRS
1,194 mutual and membership benefit nonprofits are registered with the IRS in California, 225 of them 501(c)(3) charities; the 495 that report revenue took in $3.74 billion. The most are in San Diego (56), Los Angeles (55), Sonoma (47). The largest by revenue: Lokahi Assurance LTD ($967.5 million), Insurance and Benefits Trust of Peace Officers Research Assoc of Ca ($243.4 million), Southern California Pipe Trades Health and Welfare Fund ($190.1 million).
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The 500 largest by revenue
| Organization | City | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Lokahi Assurance LTD | Oakland | 501(c)(3) | 2003 | $967.5 million | $3.62 billion | 2024-12 |
| Insurance and Benefits Trust of Peace Officers Research Assoc of Ca | Sacramento | 501(c)(9) | 2012 | $243.4 million | $165.6 million | 2024-12 |
| Southern California Pipe Trades Health and Welfare Fund | Los Angeles | 501(c)(9) | 2004 | $190.1 million | $423.2 million | 2024-12 |
| Operating Engineers Local Union No 3 Vacation Holiday and Sick Pay | Alameda | 501(c)(9) | 2017 | $174.6 million | $31.6 million | 2024-12 |
| District Council 16 Northern California Health and Welfare Trus | Dublin | 501(c)(9) | 2011 | $135 million | $251.3 million | 2024-12 |
| Nonprofits Insurance Alliance of California | Santa Cruz | 501(c)(3) | 1997 | $134.2 million | $535.7 million | 2024-12 |
| Ocu Health & Welfare Trust | Covina | 501(c)(9) | 2010 | $123.8 million | $297.7 million | 2024-12 |
| Alliance of Nonprofits for Insurance Risk Retention Group Inc | Santa Cruz | 501(c)(3) | 2000 | $117.7 million | $445.6 million | 2024-12 |
| Afm & Sag-Aftra Intellectual Property Rights Distribution Fund | Valley VLG | 501(c)(6) | 2011 | $84 million | $204.6 million | 2024-12 |
| California Institute of Technology Retiree Medical Plan JPL Veba Trust | San Diego | 501(c)(9) | 2017 | $75.5 million | $491.3 million | 2024-12 |
| San Diego City Employees Retiree Medical Trust | San Diego | 501(c)(9) | 2013 | $63.3 million | $288.8 million | 2025-03 |
| Udw Afscme Local 3930 Riverside County Benefits Trust | San Diego | 501(c)(9) | 2016 | $62.6 million | $39 million | 2024-12 |
| Group Benefit Plan Agreement and Declaration of Trust for Orange | Tustin | 501(c)(9) | 1999 | $60.7 million | $38.9 million | 2025-06 |
| Washington State Council of Fire Fighters Employee Benefit Trust | Los Angeles | 501(c)(9) | 2001 | $59.5 million | $422.9 million | 2025-06 |
| United Domestic Workers Benefits Trust | San Diego | 501(c)(9) | 2007 | $47.4 million | $20.3 million | 2024-12 |
| Boilermaker Vacation Trust | Dublin | 501(c)(9) | 1965 | $43.3 million | $47.8 million | 2025-09 |
| Ckpu-Kp Education & Training Trust Fund | Oakland | 501(c)(9) | 2009 | $42.9 million | $47.5 million | 2024-12 |
| Udw Afscme 3930 San Diego Health and Benefits Trust | San Diego | 501(c)(9) | 2012 | $40.1 million | $15.2 million | 2024-12 |
| San Bernardino County Retirement Medical Trust | SN Bernrdno | 501(c)(9) | 2002 | $39.1 million | $267.5 million | 2024-12 |
| Producers Health Benefits Plan Raleigh Studios | Los Angeles | 501(c)(9) | 2001 | $37.1 million | $26.7 million | 2024-12 |
| Archdiocese of Los Angeles Funeral and Mortuary Services Corporation | Los Angeles | 501(c)(3) | 2016 | $35.1 million | $35.8 million | 2025-06 |
| Ufcw Comprehensive Benefits Trust | Concord | 501(c)(9) | 2019 | $32.3 million | $19.9 million | 2024-12 |
| Transportation Communications Intl Unin La Met Trans Auth HLTH Wel Trust | Los Angeles | 501(c)(9) | 1968 | $30.7 million | $21.9 million | 2025-02 |
| Sheriffs Employees Benefit Associat Ion Healthcare Trust | Redlands | 501(c)(9) | 2026 | $30.5 million | $16 million | 2025-06 |
| Nonprofits United Workers Compensation Group Inc | Sacramento | 501(c)(3) | 2006 | $29.3 million | $107.1 million | 2025-12 |
| Porac Retree Medical Trust | Los Angeles | 501(c)(9) | 2010 | $29.3 million | $167.8 million | 2025-06 |
| Loma Linda University Adventist Health Sciences CNTR Liability Trust | SN Bernrdno | 501(c)(3) | 1992 | $25.8 million | $97.4 million | 2025-09 |
| Fernandez Holdings Health Trust | Pacific PLSDS | 501(c)(9) | 2019 | $25.3 million | $509,757 | 2024-12 |
| Los Angeles Police Protective League Benefits Trust | Los Angeles | 501(c)(9) | 2021 | $25.2 million | $16.2 million | 2024-12 |
| Voluntary Employees Beneficiary Association Post-Employment Health | Riverside | 501(c)(9) | 2004 | $23.9 million | $98.2 million | 2024-12 |
| Associated Builders & Contractors Inc | Anaheim | 501(c)(6) | 1964 | $23.7 million | $6.2 million | 2023-12 |
| Ufcw-Hawaii Food Employers Health and Welfare Trust Fund | Covina | 501(c)(9) | 2005 | $23.4 million | $26.8 million | 2024-12 |
| Amgen Inc Voluntary Employees Beneficiary Association Trust | Thousand Oaks | 501(c)(9) | 2009 | $23 million | $247 million | 2024-12 |
| Carpenters Fund Adm | Oakland | 501(c)(9) | 2000 | $22.8 million | $29.2 million | 2025-08 |
| California Charter Schools Association Employee Welfare Benef | Sacramento | 501(c)(9) | 2010 | $20.9 million | $1.3 million | 2024-12 |
| Orange County Employees Association Benefit Plans | Santa Ana | 501(c)(9) | 2002 | $19.1 million | $51.7 million | 2024-12 |
| Sheet Metal Workers Local 206 Health Benefit Trust | San Diego | 501(c)(9) | 2014 | $18.8 million | $25.1 million | 2025-12 |
| National Alliance of Nonprofits for Insurance Inc | Santa Cruz | 501(c)(71) | 2000 | $17.6 million | $38.8 million | 2024-12 |
| Southern Ca Pipe Trades Pensioners & Surviving Spouses Health Trust | Los Angeles | 501(c)(9) | 2011 | $16 million | $42.5 million | 2024-12 |
| Vision Service Plan Post Retirement Welfare Benefits Program | Rncho Cordova | 501(c)(9) | 2004 | $14.4 million | $80.4 million | 2024-12 |
| Seiu Local 2015 Long Term Care Workers Health Trust Fund | Los Angeles | 501(c)(9) | 2008 | $12.5 million | $15.4 million | 2025-05 |
| Open Source Collective | Covina | 501(c)(6) | 2018 | $12.1 million | $13.5 million | 2024-12 |
| Public Employee Benefit Trust of Ca | Pasadena | 501(c)(9) | 2007 | $11.9 million | $588,223 | 2024-12 |
| Teamster Sanitation Industry Trust Fund | Pasadena | 501(c)(9) | 2015 | $11.6 million | $784,262 | 2024-12 |
| CHP 11 99 Foundation | Costa Mesa | 501(c)(3) | 1985 | $11.6 million | $115.5 million | 2025-12 |
| Coalition for Controlling Ins Costs in Ca Schools Health & Welfare Trust | Torrance | 501(c)(9) | 2006 | $11.2 million | $2.6 million | 2025-06 |
| Long-Term Disability Voluntary Employees Beneficiary Association | Rosemead | 501(c)(9) | 2000 | $10.8 million | $9.7 million | 2025-12 |
| Solano-Napa Counties Electrical Workers Health & Welfare Trust | Pleasanton | 501(c)(9) | 2003 | $10.1 million | $21 million | 2025-01 |
| Oxnard School District Retiree Health Benifit Plan | Oxnard | 501(c)(9) | 2001 | $9.2 million | $94.2 million | 2025-06 |
| Restaurant Industry Health and Welfare Trust Fund | San Diego | 501(c)(9) | 2014 | $9.1 million | $1.3 million | 2024-12 |
| Meetings Assessment Partnership | Newport Beach | 501(c)(6) | 2024 | $8.7 million | $6.5 million | 2025-06 |
| Dudek Health and Welfare Trust | Encinitas | 501(c)(9) | 2023 | $8.7 million | $513,484 | 2024-12 |
| Employee Health & Welfare Benefit Plan Trust | Beverly Hills | 501(c)(9) | 2014 | $8.6 million | $277,305 | 2025-12 |
| Western Region Employee Benefit Trust | Modesto | 501(c)(9) | 2014 | $8.3 million | $1.7 million | 2024-12 |
| Santa Monica City Employee Coalition Benfit Trust | Los Angeles | 501(c)(9) | 2003 | $8.1 million | $103.2 million | 2024-12 |
| City of San Jose Federated Veba Health Savings Trust | San Jose | 501(c)(9) | 2019 | $8.1 million | $59.8 million | 2026-06 |
| Seiu-Usww and San Diego County Employers Trust Fund | Covina | 501(c)(9) | 2004 | $7.9 million | $13.5 million | 2025-12 |
| Burbank Employees Retiree Medical Trust | Los Angeles | 501(c)(9) | 2005 | $7.9 million | $55.8 million | 2024-12 |
| City of San Jose Sworn Veba Health Savings Trust | San Jose | 501(c)(9) | 2019 | $7.8 million | $55.5 million | 2026-06 |
| California Law Enforcement Association Safety Personnel Trust | Jackson | 501(c)(9) | 2015 | $7.8 million | $11.4 million | 2025-06 |
| Nonprofit Benefits Trust | Capitola | 501(c)(9) | 2017 | $7.8 million | $1.7 million | 2025-06 |
| Auxiliaries Multiple Employer Veba | Torrance | 501(c)(9) | 2011 | $7.8 million | $124.8 million | 2025-06 |
| California Association of Professional Firefighters Safety P | Jackson | 501(c)(9) | 2016 | $7.7 million | $15.9 million | 2025-06 |
| Weca Health and Welfare Trust | Rncho Cordova | 501(c)(9) | 2005 | $7.7 million | $6.3 million | 2025-08 |
| California Employers Healthcare Alliance Trust | Pasadena | 501(c)(9) | 2010 | $7.2 million | $123,593 | 2024-12 |
| Irvine Police Association Benefit Trust | San Jose | 501(c)(9) | 2001 | $7.1 million | $51.2 million | 2025-06 |
| Vacation Benefit Trust for the Ua Local 447 Vacation Benefit Plan | Sacramento | 501(c)(9) | 2011 | $7 million | $1.3 million | 2024-12 |
| Iatse Entertainment and Exhibition Industries Training Trust Fund | Burbank | 501(c)(9) | 2013 | $6.8 million | $12.8 million | 2024-12 |
| Ua Local No 159 Health and Welfare Plan | Dublin | 501(c)(9) | 2019 | $6.7 million | $11.4 million | 2025-06 |
| City of Santa Clara Voluntary Employees Beneficiary Assoc Postre | Santa Clara | 501(c)(9) | 2002 | $6.2 million | $41.7 million | 2024-12 |
| San Diego Associated General Contractors Vacation Sick Pay Trust F | San Diego | 501(c)(9) | 2017 | $5.6 million | $1.6 million | 2025-06 |
| SCCP Health and Welfare Trust | Sun Valley | 501(c)(9) | 2018 | $5.5 million | $3.4 million | 2024-12 |
| Udw Afscme Local 3930 Imperial County Benefits | San Diego | 501(c)(9) | 2021 | $4.7 million | $2.7 million | 2024-12 |
| California School Employees Association Retiree Premium Trust | San Jose | 501(c)(9) | 2000 | $4.7 million | $85.3 million | 2025-05 |
| Atu Local 192 Retiree and Welfare Trust | Oakland | 501(c)(9) | 2023 | $4.7 million | $4.3 million | 2025-06 |
| Seiu Local 721 Benefits Trust Fund | Pasadena | 501(c)(9) | 2009 | $4.7 million | $12.8 million | 2025-06 |
| California Water Servc Co Vol Empl Benef Assoc Trust Col Barg Ben | San Jose | 501(c)(9) | 2017 | $4.6 million | $63.5 million | 2025-12 |
| Collaborative Support Services Inc | Los Gatos | 501(c)(3) | 2019 | $4.4 million | $4.3 million | 2024-12 |
| Kaiser Aluminum Salaried Retirees Veba Trust | San Francisco | 501(c)(9) | 2006 | $4.3 million | $47.8 million | 2025-12 |
| San Diego Gas & Electric Company Post-6 30 2008 Union Retiree Welfa | San Diego | 501(c)(9) | 2010 | $4.3 million | $72.7 million | 2024-12 |
| Endowment Fund of the Grand Chap of Calif Order of the Eastern Star | Yorba Linda | 501(c)(3) | 1987 | $4.2 million | $36.2 million | 2025-09 |
| TMT Lyons Technology Center Inc | San Francisco | 501(c)(25) | 2024 | $4.1 million | $58.4 million | 2025-12 |
| Applied Materials Inc Non- California Short Term Disability | Santa Clara | 501(c)(9) | 2000 | $4 million | $1.4 million | 2024-12 |
| San Diego Unified School Dist & S D Edn Association Joint Retiree Med Ben Trust | San Diego | 501(c)(9) | 2000 | $3.9 million | $12.9 million | 2025-12 |
| San Diego County Public Safety Retiree Medical Trust | San Diego | 501(c)(9) | 2014 | $3.9 million | $33.9 million | 2024-12 |
| International Brotherhood of Electrical Workers Local 47 Medica | Pasadena | 501(c)(9) | 2006 | $3.9 million | $31.4 million | 2024-12 |
| Marina Del Rey Tourism Board | Marina DL Rey | 501(c)(6) | 2022 | $3.6 million | $1.1 million | 2024-12 |
| Box Springs Mutual Water Company | Moreno Valley | 501(c)(12) | 2026 | $3.5 million | $6.6 million | 2025-12 |
| TC Construction Company Inc Health and Welfare Ins Trust | San Diego | 501(c)(9) | 2019 | $3.5 million | $1.2 million | 2024-12 |
| Southern California Plastering Institute Vacation Trust Fund | Pasadena | 501(c)(9) | 2001 | $3.3 million | $3 million | 2024-12 |
| Bricklayers Local No 3 Vacation and Holiday Fund | Pleasanton | 501(c)(9) | 2010 | $3.2 million | $1 million | 2024-12 |
| Central Valley Retiree Medical Trust | Los Angeles | 501(c)(9) | 2004 | $3.2 million | $24.6 million | 2024-12 |
| Inlane Valleys Association of Realtors | Riverside | 501(c)(6) | 2019 | $3.1 million | $3.4 million | 2024-12 |
| TMT Lloyd Retail Inc | San Francisco | 501(c)(25) | 2014 | $3.1 million | $34.6 million | 2025-12 |
| Health Professionals Staff Health & Welfare Trust Fund | City Industry | 501(c)(9) | 2022 | $3.1 million | $52,123 | 2024-12 |
| Roofers Health and Welfare Fund of Central California | Fresno | 501(c)(9) | 1999 | $2.9 million | $7.9 million | 2025-06 |
| Afscme Local 2076 Orange County Benefits Trust | Anaheim | 501(c)(9) | 2014 | $2.7 million | $1.9 million | 2024-12 |
| TMT Potomac Industrial Center Inc | San Francisco | 501(c)(25) | 2016 | $2.5 million | $38.3 million | 2025-12 |
| Blue Lake Rancheria Employee Benefits Trust | Ferndale | 501(c)(9) | 2014 | $2.4 million | $1.9 million | 2024-12 |
| California Thoroughbred Horsemens Foundation | Arcadia | 501(c)(3) | 1984 | $2.4 million | $5.5 million | 2025-06 |
| Machinists Retiree Health Investment Plan | Dublin | 501(c)(9) | 2005 | $2.4 million | $29.5 million | 2025-12 |
| La Societe Francaise de Bienfaisance Mutuelle de Los Angel | Calabasas | 501(c)(8) | 2025 | $2.3 million | $152.9 million | 2026-03 |
| California Rural Water Rma | Sacramento | 501(c)(12) | 2019 | $2.3 million | $375,570 | 2025-03 |
| Sprinkler Fitters Local 483 Journeyman & Apprenticeship Traini | Hayward | 501(c)(9) | 2017 | $2.3 million | $1.4 million | 2024-12 |
| City of South San Francisco Veba Health Savings Trust | S San Fran | 501(c)(9) | 2015 | $2.2 million | $9.6 million | 2024-12 |
| Escondido Educators Retirement Supplementary Benefits Trust | San Diego | 501(c)(9) | 2005 | $2.2 million | $12.2 million | 2025-06 |
| Clorox Company Voluntary Employees Beneficiary Association | Oakland | 501(c)(9) | 2002 | $2.1 million | $881,387 | 2025-06 |
| Death Benefit Trust for the Southern Cal District Council of Laborers | Covina | 501(c)(9) | 2007 | $2.1 million | $9.4 million | 2024-12 |
| TMT Las Positas Industrial Inc | San Francisco | 501(c)(25) | 2023 | $2.1 million | $28.1 million | 2025-12 |
| Garden of Memories Cemetery Inc | Santa Cruz | 501(c)(13) | 2010 | $2 million | $9.7 million | 2024-12 |
| Udw Afscme 3930 Placer County Health and Benefits Fund | San Diego | 501(c)(9) | 2014 | $2 million | $1.7 million | 2024-12 |
| Diamond A Mutual Water Co Inc | El Verano | 501(c)(12) | 2026 | $2 million | $335,983 | 2024-12 |
| Western Municipal Water District Veba Trust | Riverside | 501(c)(9) | 2007 | $2 million | $24.6 million | 2025-06 |
| Udw Afscme Local 3930 Stanislaus Benefits Trust | San Diego | 501(c)(9) | 2016 | $1.9 million | $271,355 | 2024-12 |
| Intel Retiree Medical Plan Trust for Key Employees | Santa Clara | 501(c)(9) | 2014 | $1.9 million | $396,449 | 2024-12 |
| CPTFNC Funding Corporation | Los Angeles | 501(c)(2) | 2004 | $1.8 million | $35.5 million | 2025-08 |
| Paso Robles Destination | Paso Robles | 501(c)(6) | 2017 | $1.8 million | $1.2 million | 2025-06 |
| Mil Potrero Mutual Water Co | Pine MTN CLB | 501(c)(12) | 2000 | $1.7 million | $5.3 million | 2025-06 |
| Henry J Kaiser Family Foundation Retiree Medical Plan Trust | San Francisco | 501(c)(9) | 2009 | $1.7 million | $10.8 million | 2024-12 |
| Hollywood Forever Inc - Endowment Care & Memorial Care Trust | Los Angeles | 501(c)(13) | 2014 | $1.6 million | $18.1 million | 2024-12 |
| Russian Molokan Christian Spiritual Jumpers Cemetery Association Inc | Whittier | 501(c)(13) | 1963 | $1.6 million | $8.7 million | 2025-12 |
| Hispanic Chamber of Commerce of Orange County | Ladera Ranch | 501(c)(6) | 2024 | $1.6 million | $1.2 million | 2025-03 |
| Cal Poly Corporation Veba Trust | San Luis Obispo | 501(c)(9) | 2015 | $1.6 million | $28.8 million | 2025-06 |
| Endowment Care Fund of Roosevelt Memorial Park Association | Gardena | 501(c)(13) | 2020 | $1.6 million | $13 million | 2024-12 |
| Employers-Contribution Veba Trust for Saint Marys College of Califor | Moraga | 501(c)(9) | 2010 | $1.5 million | $13.9 million | 2024-12 |
| Sprinkler Fitters Local 483 Health Reimbursement Arrangement Trust Fu | Alameda | 501(c)(9) | 2016 | $1.5 million | $5.7 million | 2024-12 |
| Rancho California Water District Veba Trust | Temecula | 501(c)(9) | 2005 | $1.5 million | $38.2 million | 2025-06 |
| Southern California Ibew-Neca Supplemental Unemployment Benefit | Pasadena | 501(c)(9) | 2015 | $1.4 million | $46 million | 2025-06 |
| Udw Afscme Local 3930 Santa Barbara County Benefits | San Diego | 501(c)(9) | 2021 | $1.4 million | $1 million | 2024-12 |
| Northern California Tile Industry Vacation and Holiday Trust Fund | Pleasanton | 501(c)(9) | 2012 | $1.4 million | $418,012 | 2024-12 |
| City of San Mateo Retiree Funded Hra Trust | San Mateo | 501(c)(9) | 2017 | $1.4 million | $16.7 million | 2024-12 |
| Chinese Cemetery Association | San Francisco | 501(c)(13) | 1952 | $1.4 million | $20.3 million | 2025-12 |
| Ontario Professional Firefighters Local 1430 Retiree Healthcare Savi | Ontario | 501(c)(9) | 2017 | $1.4 million | $11.1 million | 2025-12 |
| Teachers Association of Lancaster Health and Medigap Trust | Lancaster | 501(c)(9) | 2006 | $1.3 million | $6.3 million | 2025-06 |
| Casa Nova Mobile Home Park Inc | Fairfield | 501(c)(3) | 1996 | $1.3 million | $5.7 million | 2024-12 |
| Arroyo Pasajero Mutual Water Company | Bakersfield | 501(c)(12) | 2021 | $1.2 million | $555,628 | 2024-12 |
| Riverside Cemetery Association | Riverside | 501(c)(13) | 2018 | $1.2 million | $812,207 | 2025-12 |
| RCDC Inc | Perris | 501(c)(3) | 2014 | $1.2 million | $186,607 | 2025-06 |
| Ua Local 38 Scholarship Trust Fund | San Francisco | 501(c)(9) | 2020 | $1.2 million | $1.4 million | 2025-06 |
| San Leandro Improvement Association | San Leandro | 501(c)(3) | 2014 | $1.1 million | $867,743 | 2024-12 |
| Basic Crafts Workers Compensation Benefits Trust Fund | Oakland | 501(c)(9) | 2005 | $1.1 million | $958,460 | 2025-08 |
| Santa Cruz Cemetery Corporation | Santa Cruz | 501(c)(13) | 2007 | $1 million | $3.9 million | 2024-12 |
| Beverly Hills Firemens Association Post Retirement Med Ben PL & Trust | Beverly Hills | 501(c)(9) | 2000 | $1 million | $16.2 million | 2024-12 |
| TMT Fairburn Industrial Inc | San Francisco | 501(c)(25) | 2023 | $989,580 | $15.9 million | 2025-12 |
| Seiu 1877 Ross Pike Memorial Workers Compensation Benefits Trust F | S Pasadena | 501(c)(9) | 2008 | $973,873 | $46,231 | 2025-12 |
| Corepath | Calabasas | 501(c)(6) | 2014 | $962,605 | $4.5 million | 2024-12 |
| Employer Contribution Veba Trust Pepperdine University | Malibu | 501(c)(9) | 2006 | $956,711 | $17.7 million | 2025-12 |
| Apple Valley Fire Protection District Retiree Hra Trust | Apple Valley | 501(c)(9) | 2011 | $940,909 | $4 million | 2021-06 |
| GSWC Retiree Medical Trust | San Dimas | 501(c)(9) | 2014 | $925,248 | $11.2 million | 2025-12 |
| Milpitas Police Officers Association Benefits Trust | Hayward | 501(c)(9) | 2013 | $923,255 | $5.6 million | 2025-12 |
| RSFFPD Veba Health Savings Trust | Rcho Santa Fe | 501(c)(9) | 2007 | $901,343 | $8.2 million | 2025-06 |
| Udw Afscme Local 3930 San Luis Obispo County Benefits Trust | San Diego | 501(c)(9) | 2018 | $894,176 | $996,046 | 2024-12 |
| San Mateo Consolidated Fire Department Funded Hra Trust | San Mateo | 501(c)(9) | 2021 | $882,232 | $4.1 million | 2024-12 |
| Physician Association of California | Sacramento | 501(c)(4) | 2026 | $856,782 | $3.1 million | 2024-12 |
| Fraternal Order of Eagles | Chula Vista | 501(c)(8) | 1991 | $822,781 | $166,462 | 2025-05 |
| Acea Local 3090 Afscme Benefits Trust | Vernon | 501(c)(9) | 2016 | $801,524 | $1.3 million | 2024-12 |
| Vehicle Grid Integration Council | Sacramento | 501(c)(6) | 2020 | $771,923 | $611,349 | 2025-12 |
| Alhambra Educational Foundation | Alhambra | 501(c)(3) | 1994 | $763,417 | $223,555 | 2025-07 |
| Greater Sacramento Muslim Cementary | Rncho Cordova | 501(c)(13) | 2012 | $759,382 | $2.6 million | 2025-12 |
| Artesia Des Inc | Artesia | 501(c)(4) | 2026 | $743,564 | $1.4 million | 2025-12 |
| Benevolent & Protective Order of Elks of the USA | Carmichael | 501(c)(8) | 1951 | $743,544 | $1.1 million | 2025-03 |
| Hawaii Glaziers Retiree Health Reimbursement Fund | Alameda | 501(c)(9) | 2016 | $724,829 | $4.9 million | 2024-12 |
| California Gaming Association | Sacramento | 501(c)(6) | 2002 | $704,385 | $414,917 | 2024-12 |
| TC Construction Company Inc Vacation and Sick Pay Trust | San Diego | 501(c)(9) | 2020 | $698,639 | $74,296 | 2024-12 |
| United Domestic Workers Afscme Local 3930 El Dorado City Benefits | San Diego | 501(c)(9) | 2014 | $694,598 | $819,465 | 2024-12 |
| Howell Mountain Mutual Water Company | Angwin | 501(c)(12) | 2004 | $691,769 | $2.7 million | 2025-12 |
| Sebastian Health Trust | Kerman | 501(c)(9) | 2017 | $664,484 | $434,076 | 2025-12 |
| Alliance of Orange County Workers Health & Welfare Trust | Pleasanton | 501(c)(9) | 1999 | $655,932 | $1.6 million | 2025-06 |
| Oakland Firefighters Retiree Subsidy Plan | Dublin | 501(c)(9) | 2021 | $648,542 | $2.9 million | 2025-06 |
| Save Mart Employees Association | Modesto | 501(c)(4) | 2005 | $645,721 | $487,930 | 2024-12 |
| San Bernardino County Probation Officers Association | SN Bernrdno | 501(c)(5) | 2014 | $643,271 | $624,185 | 2025-12 |
| Palo Alto Foundation Medical Group Inc Retiree Health Plan | Mountain View | 501(c)(9) | 2010 | $635,866 | $15.5 million | 2024-12 |
| Ibew Local 1245 Injured Workers Fund | Vacaville | 501(c)(9) | 2010 | $619,305 | $666,820 | 2025-09 |
| California Construction Insurance Trust Welfare Benefit Plan | San Diego | 501(c)(9) | 2002 | $613,034 | $250,305 | 2024-12 |
| Grace Terrace Memorial Association | Cerritos | 501(c)(3) | 2001 | $595,912 | $5.5 million | 2025-12 |
| Lambda Phi Epsilon National Fraternity Inc | Walnut Creek | 501(c)(10) | 2005 | $594,743 | $557,040 | 2025-07 |
| Little Potato Slough Mutual Water Company | Lodi | 501(c)(12) | 2018 | $580,570 | $751,939 | 2025-02 |
| Rancho Estates Mutual Water Company | Pauma Valley | 501(c)(12) | 2015 | $571,834 | $2.9 million | 2025-12 |
| SCPMG Veba Trust for Collectively Bargained Retirees | Pasadena | 501(c)(9) | 2007 | $531,780 | $374.5 million | 2024-12 |
| Neca-Ibew Drug-Free Workforce Trust | San Diego | 501(c)(9) | 2005 | $530,184 | $2.2 million | 2025-09 |
| Berkeley Real Estate Forum | Berkeley | 501(c)(3) | 2014 | $526,010 | $1.5 million | 2025-06 |
| Bay Area Roofers Labor Management Trust | Concord | 501(c)(5) | 2006 | $516,776 | $2.5 million | 2024-12 |
| Millwright Labor-Management Cooperation Committee | Ontario | 501(c)(6) | 2014 | $509,799 | $1.8 million | 2025-12 |
| Valley Ford Water Association Inc | Valley Ford | 501(c)(12) | 2011 | $509,569 | $919 | 2024-12 |
| Renesas Electronics America Inc | San Jose | 501(c)(9) | 2004 | $509,257 | $1.5 million | 2024-12 |
| Chinese American Citizens Alliance | San Francisco | 501(c)(8) | 1946 | $509,080 | $5.4 million | 2024-12 |
| Colorado Health Insurance Cooperative Inc | San Francisco | 501(c)(29) | 2013 | $508,389 | $9.7 million | 2024-12 |
| Thornhill Mutual Water Company | Santa Barbara | 501(c)(12) | 2001 | $503,524 | $455,511 | 2025-12 |
| Larkspur Landing 100 Corp | San Mateo | 501(c)(2) | 2014 | $500,807 | $3.3 million | 2025-12 |
| Mobile Satellite Services Association | San Ramon | 501(c)(6) | 2025 | $495,000 | $112,835 | 2024-12 |
| Santa Cruz Summit West Inc | Los Gatos | 501(c)(12) | 2006 | $493,562 | $318,457 | 2025-12 |
| Charityontop Foundation Inc | Pasadena | 501(c)(3) | 2016 | $490,996 | $413,615 | 2025-12 |
| Iatse Local 16 Training Trust Fund | San Francisco | 501(c)(9) | 2008 | $489,749 | $1.4 million | 2024-12 |
| California Court Reporters Association Inc | Sacramento | 501(c)(6) | 2014 | $489,531 | $397,548 | 2025-10 |
| San Juan Oaks Mutual Water Company | San Jose | 501(c)(12) | 2023 | $477,618 | $28 | 2025-12 |
| Trout Gulch Mutual Water Company | Aptos | 501(c)(12) | 2010 | $463,291 | $2.6 million | 2025-06 |
| Whitaker Construction Group Employee Health Benefit Trust | Paso Robles | 501(c)(9) | 2014 | $461,955 | $337,489 | 2024-12 |
| Krista Mutual Water Co | Frazier Park | 501(c)(12) | 2016 | $454,170 | $243,027 | 2024-12 |
| South Coast Air Quality Management District Veba Trust | Diamond Bar | 501(c)(9) | 2011 | $453,804 | $865,736 | 2025-12 |
| Rotary District 5300 Foundation Inc | S Pasadena | 501(c)(3) | 2000 | $446,682 | $1.9 million | 2025-06 |
| San Gabriel Cemetery Association Endowment Care Trust | San Gabriel | 501(c)(13) | 2020 | $433,626 | $7.5 million | 2024-12 |
| Independent Cities Association Inc | Encino | 501(c)(3) | 2024 | $433,557 | $653,567 | 2025-06 |
| Ufcw Vacation Compensation Trust | Roseville | 501(c)(9) | 2016 | $421,352 | $1.7 million | 2024-12 |
| Western Labor Alliance Health and Welfare Plan | Rcho Cucamonga | 501(c)(9) | 2001 | $420,497 | $824,211 | 2025-07 |
| Udw Afscme Local 3930 Sutter County Benefits | San Diego | 501(c)(9) | 2022 | $402,018 | $320,095 | 2024-12 |
| Trust for Retirees of Associated California Schools | Fresno | 501(c)(9) | 2001 | $395,959 | $2 million | 2024-12 |
| Fernwood Cemetery Endowment Care & Memorial Care Trust | Los Angeles | 501(c)(13) | 2014 | $393,295 | $3.3 million | 2024-12 |
| TMT McDonough Industrial Inc | San Francisco | 501(c)(25) | 2023 | $386,468 | $15.5 million | 2025-12 |
| Turlock Firefighters Local 2434 Retiree Health Trust | Turlock | 501(c)(9) | 2006 | $380,654 | $5 million | 2025-06 |
| Culver City Federation of Teachers | Culver City | 501(c)(5) | 2014 | $379,132 | $193,922 | 2025-08 |
| California State Grange | Sacramento | 501(c)(8) | 1951 | $371,380 | $1.4 million | 2024-12 |
| City of Palmdale Retiree Health Reimbursement Arrangement Trust | Palmdale | 501(c)(9) | 2011 | $361,757 | $4.1 million | 2024-12 |
| San Fernando Valley Bar Association | Woodland Hills | 501(c)(6) | 2023 | $357,511 | $501,639 | 2025-09 |
| Korean American Dental Association of Southern California | San Marino | 501(c)(6) | 2014 | $344,820 | $435,109 | 2025-12 |
| Korean American Chamber of Commerce of Orange County | Buena Park | 501(c)(6) | 2011 | $336,554 | $81,325 | 2025-12 |
| Bakersville Lodge No 266 Benevolent and Protective Order of Elks | Bakersfield | 501(c)(8) | 2026 | $329,521 | $666,409 | 2025-03 |
| Mission St Lot Trust 100F of San Francisco | Santa Cruz | 501(c)(8) | 2023 | $322,491 | $9.7 million | 2025-12 |
| Assoc Students Csuf Post-Retirement Employee Benefit Trust | Fullerton | 501(c)(9) | 2008 | $315,443 | $5.3 million | 2025-06 |
| Veba Trust for Retirees of Fhda | Los Altos HLS | 501(c)(9) | 2015 | $308,745 | $2.7 million | 2024-12 |
| Andenet Meredaja Edir | Oakland | 501(c)(12) | 2019 | $307,320 | $827,897 | 2025-06 |
| San Francisco Police Officers Association Legal Defense Fund | San Francisco | 501(c)(9) | 2010 | $307,242 | $27,944 | 2024-12 |
| Lassen Pines Mutual Water Co Inc | Shingletown | 501(c)(12) | 2011 | $305,608 | $3.2 million | 2024-12 |
| Collectively Bargained Employees | San Dimas | 501(c)(9) | 2014 | $305,526 | $4.9 million | 2025-12 |
| Pine Hills Mutual Water Co | Julian | 501(c)(12) | 2009 | $294,957 | $2.1 million | 2025-12 |
| Eritrean Debes Association | Oakland | 501(c)(12) | 2020 | $293,077 | $206,981 | 2026-04 |
| Midway City Mutual Water Co | Westminster | 501(c)(12) | 2011 | $292,607 | $683,156 | 2025-06 |
| Los Angeles Sheriffs Professional Association Benefit Plan | Monterey Park | 501(c)(9) | 2021 | $290,565 | $38,876 | 2024-05 |
| Sociedad Edad de Oro Suprema | Sanger | 501(c)(8) | 2012 | $290,316 | $953,615 | 2025-12 |
| Olivenhain Municipal Water District Medical Savings Veba Trust | Encinitas | 501(c)(9) | 2015 | $284,370 | $1.2 million | 2025-12 |
| Medical Staff of San Antonio Regional Hospital | Upland | 501(c)(6) | 2020 | $283,924 | $236,412 | 2025-12 |
| San Diego Cnty Regional Airport Auth 2ND Gen Retiree Veba Trust | San Diego | 501(c)(9) | 2013 | $280,492 | $2.3 million | 2025-12 |
| Anza Vineyard Estates Mutual Water Company | SN Luis Obisp | 501(c)(12) | 2020 | $271,878 | $128,007 | 2024-12 |
| Ufcw N Ca Meat Joint Apprenticeship Trust Fund | Hayward | 501(c)(9) | 2014 | $263,325 | $947,405 | 2025-12 |
| Construction Labor Benefit Trust Fund | Santa Rosa | 501(c)(9) | 2016 | $263,136 | $80,492 | 2025-12 |
| Kisanet Association Inc | La Mirada | 501(c)(12) | 2021 | $261,876 | $408,763 | 2026-02 |
| Oak Trails Estates Mutual Water Co | Solvang | 501(c)(12) | 2008 | $260,900 | $785,179 | 2025-12 |
| Northern California Mason Contractors Association | Pleasanton | 501(c)(6) | 2014 | $251,161 | $1 million | 2025-12 |
| Sdsu Foundation Health Veba Trust for Post Ret Health Care Benefits | San Diego | 501(c)(9) | 1999 | $249,843 | $18.1 million | 2025-12 |
| Christian Liberty Celebration Center | Elk Grove | 501(c)(3) | 2004 | $242,628 | $517,062 | 2025-12 |
| C & D LTD | Sonoma | 501(c)(15) | 2005 | $239,370 | $478,029 | 2003-12 |
| Pacific Claim Executives Association | La Jolla | 501(c)(6) | 2009 | $239,335 | $113,833 | 2024-12 |
| Crowley Lake Mutual Water Company | Crowley Lake | 501(c)(12) | 2015 | $237,804 | $1 million | 2025-12 |
| Claims Conference of Northern California | San Francisco | 501(c)(6) | 2014 | $232,408 | $166,838 | 2025-12 |
| Healdsburg Masonic Building Association | Healdsburg | 501(c)(2) | 2005 | $232,012 | $320,230 | 2024-12 |
| Free & Accepted Masons of California | San Gabriel | 501(c)(10) | 1940 | $229,738 | $4.5 million | 2024-12 |
| City of South Lake Tahoe Veba Health Savings Trust | South Lake Tahoe | 501(c)(9) | 2010 | $226,608 | $5.3 million | 2025-12 |
| Fraternal Order of Eagles | Banning | 501(c)(8) | 1991 | $224,011 | $1,676 | 2025-05 |
| Elsinore Lodge No 1021 Loyal Order of Moose Incorporated | Lake Elsinore | 501(c)(8) | 2025 | $223,309 | $105,613 | 2025-04 |
| Veovera Software Organization | San Anselmo | 501(c)(6) | 2023 | $219,971 | $319,891 | 2025-12 |
| Long Beach Pyramid No 43 Ancient Eg Yptian Order of Sciots | Long Beach | 501(c)(10) | 2026 | $216,947 | $2.4 million | 2025-12 |
| Alpine American Legion Post 258 | Alpine | 501(c)(19) | 2015 | $214,816 | $11,651 | 2025-05 |
| Montebello Ca Lodge 2051 of the Benevolent Order of the Elks of Us | Montebello | 501(c)(8) | 2024 | $213,487 | $469,966 | 2026-03 |
| Sigma Pi Fraternity International Inc | SN Luis Obisp | 501(c)(7) | 1940 | $212,918 | $73,306 | 2024-06 |
| Gran Mutual Water Co | Chico | 501(c)(12) | 2006 | $212,192 | $1.2 million | 2025-12 |
| Fraternal Order of Eagles | Woodland | 501(c)(8) | 2025 | $210,764 | $86,151 | 2025-05 |
| Chico-Leland Stanford Masonic Temple Association | Chico | 501(c)(2) | 1970 | $210,124 | $726,400 | 2024-12 |
| Westchester Masonic Building Association | Playa Del Rey | 501(c)(2) | 1965 | $207,966 | $391,493 | 2025-12 |
| Quon Fook Tong Association | San Francisco | 501(c)(13) | 2000 | $205,566 | $3 million | 2024-12 |
| California Society of Interventional Pain Physcians Inc | Lomita | 501(c)(6) | 2012 | $204,543 | $189,190 | 2025-12 |
| Fraternal Order of Eagles | Santa Maria | 501(c)(8) | 1991 | $202,792 | $1.6 million | 2025-05 |
| Newmark Wholesale Mart Association | Los Angeles | 501(c)(6) | 2014 | $199,732 | $9,587 | 2025-12 |
| Urban Equity Group Inc | Oakland | 501(c)(3) | 2023 | $196,513 | $43,538 | 2025-12 |
| Trinty Village Mutual Water Company | Salyer | 501(c)(12) | 2016 | $189,763 | $709,638 | 2025-12 |
| Paradise Memorial Park Cemetery Memorial Fund | Los Angeles | 501(c)(13) | 2020 | $188,651 | $2 million | 2024-12 |
| Fraternal Order of Police | Buena Park | 501(c)(8) | 2025 | $181,950 | $136,893 | 2025-12 |
| Tradewinds Water Association | Weldon | 501(c)(12) | 2021 | $180,855 | $452,814 | 2025-12 |
| Monrovia Police Officers Associate Retirees Medical Trust Fund 011896 | Monrovia | 501(c)(9) | 2003 | $179,463 | $2.5 million | 2025-12 |
| United Fire Service Women | San Francisco | 501(c)(3) | 2014 | $178,300 | $206,114 | 2024-12 |
| White Oaks Mutual Water Company | Cottonwood | 501(c)(12) | 2009 | $175,806 | $626,558 | 2026-05 |
| Independent Distributors of Electronics Association | San Clemente | 501(c)(6) | 2006 | $172,920 | $100,697 | 2024-12 |
| Brothers of the Desert Corporation | Palm Springs | 501(c)(3) | 2020 | $171,541 | $82,320 | 2025-12 |
| Independent Order of Odd Fellows | Davis | 501(c)(8) | 1962 | $170,569 | $68,246 | 2025-12 |
| Fraternal Order of Eagles | Bakersfield | 501(c)(8) | 1991 | $166,766 | $166,067 | 2024-05 |
| Redondo Beach Lodge No 1873 Loyal Order of Moose Incorporated | Redondo Beach | 501(c)(8) | 2022 | $162,155 | $773,054 | 2026-04 |
| Xtra Confident Limited | Modesto | 501(c)(15) | 2005 | $161,796 | $135,062 | 2003-12 |
| Block 77 Cooperative Water Co Inc | Norco | 501(c)(12) | 2017 | $160,423 | $149,283 | 2025-12 |
| Clear Ridge Road Maintenance Association | Big Sur | 501(c)(12) | 2000 | $159,407 | $354,054 | 2025-12 |
| Las Lomas Muutal Water Companymutual Ben | Somis | 501(c)(12) | 2021 | $156,570 | $68,977 | 2025-12 |
| San Buenaventura Masonic Center Association | Ventura | 501(c)(2) | 2002 | $152,516 | $860,676 | 2024-12 |
| Torrance Masonic Temple Association | Torrance | 501(c)(2) | 2021 | $151,118 | $24,832 | 2024-12 |
| Bowls USA | Covina | 501(c)(6) | 2002 | $147,309 | $343,078 | 2024-12 |
| Ashford Highlands Mutual Water Company | Hollister | 501(c)(12) | 2003 | $146,729 | $288,178 | 2026-04 |
| Rancho Carrillo Mutual Water Co | Irvine | 501(c)(12) | 2003 | $145,346 | $843,955 | 2025-12 |
| Surety Underwriters Association of Northern California | Walnut Creek | 501(c)(6) | 2012 | $144,990 | $24,324 | 2025-12 |
| Mustang Mutual Water | Bakersfield | 501(c)(12) | 2009 | $142,476 | $2.6 million | 2025-10 |
| International Union of Operating Engineers Unit 12 Training Fund in | Sacramento | 501(c)(5) | 2014 | $142,392 | $1,662 | 2024-12 |
| Northern California 7-11 Owners Association Inc | Sheridan | 501(c)(6) | 2017 | $138,777 | $209,101 | 2025-12 |
| Alpha Gamma Rho Fraternity | SN Luis Obisp | 501(c)(7) | 2023 | $136,208 | $9,235 | 2025-06 |
| Indian Diamond and Colorstone Association-Usa Inc | Los Angeles | 501(c)(6) | 2026 | $135,868 | $193,450 | 2024-12 |
| Moon Mountain Wine Growers Association | Sonoma | 501(c)(6) | 2014 | $134,764 | $35,733 | 2025-12 |
| West Valley Jr Eagles | Cottonwood | 501(c)(3) | 2022 | $134,152 | $36,177 | 2025-12 |
| JHF Performance Co LTD | Sonoma | 501(c)(15) | 2005 | $132,507 | $131,790 | 2002-12 |
| Riverside National Cemetary Support Committee | Redlands | 501(c)(3) | 2000 | $132,333 | $2.2 million | 2025-12 |
| St Johns River Mutual Water Company | Woodlake | 501(c)(12) | 2001 | $130,925 | $45,810 | 2025-12 |
| Hart Creek Estates Mutual Water Company | Bakersfield | 501(c)(12) | 1999 | $130,922 | $745,075 | 2025-12 |
| Sierra Madre Pioneer Cemetery Association Endowment Care Trust Fund | Sierra Madre | 501(c)(13) | 2024 | $129,779 | $2.5 million | 2025-06 |
| California Disability Services Institute | Sacramento | 501(c)(3) | 1976 | $129,018 | $3,043 | 2025-06 |
| Divine Shakti Mandir | Frazier Park | 501(c)(3) | 2014 | $128,904 | $422,865 | 2024-12 |
| Golden Gate Wine Society | Mill Valley | 501(c)(7) | 2022 | $128,386 | $16,366 | 2025-12 |
| Northern California Bakery Wagon Drivers Negotiating Committee | Oakland | 501(c)(5) | 2006 | $127,272 | $419,771 | 2024-12 |
| Coronado Firefighters Association Local1475 Veba Health Savings Trus | Coronado | 501(c)(9) | 2011 | $126,956 | $2.1 million | 2025-12 |
| American Council of Hypnotist Examiners Inc | San Diego | 501(c)(6) | 2015 | $125,733 | $430,189 | 2025-12 |
| Love Ministries International Inc | Inglewood | 501(c)(3) | 2014 | $125,672 | $76,272 | 2025-03 |
| Baby Boomers Club of Laguna Woods Village | Laguna Woods | 501(c)(7) | 2011 | $125,545 | $98,672 | 2024-12 |
| West Valley Alliance for Optimal Living | Winnetka | 501(c)(4) | 2024 | $125,000 | $97,992 | 2025-03 |
| Coronado Police Officers Association | Coronado | 501(c)(9) | 2023 | $124,981 | $72,937 | 2025-12 |
| Free & Accepted Masons of California | Santa Maria | 501(c)(10) | 1940 | $122,677 | $1.3 million | 2024-12 |
| Bodega Water Co Inc | Bodega | 501(c)(12) | 2025 | $122,636 | $51,434 | 2025-12 |
| Ust Nurses Association International | Oxnard | 501(c)(3) | 2015 | $122,597 | $42,342 | 2024-12 |
| California Infrastructure Delivery Coalition | Long Beach | 501(c)(6) | 2023 | $122,308 | $148,148 | 2025-06 |
| Prather Water District | Clovis | 501(c)(12) | 2014 | $120,181 | $371,862 | 2025-12 |
| So Sacramento Logge No 255 Order of Mosse | Sacramento | 501(c)(8) | 2020 | $119,245 | $16,622 | 2024-04 |
| Sacramento Area Brewers Guild | Roseville | 501(c)(6) | 2018 | $118,719 | $53,776 | 2025-12 |
| Mira Loma Post No 500 American Legion Department of California | Riverside | 501(c)(19) | 2020 | $117,997 | $122,305 | 2026-06 |
| Castro Valley Masonic Temple Association | Castro Valley | 501(c)(2) | 1961 | $117,401 | $116,255 | 2024-12 |
| San Diego Creative Investors Association Inc | San Diego | 501(c)(6) | 2014 | $116,816 | $156,693 | 2025-12 |
| Farmington Water Company | Farmington | 501(c)(12) | 2016 | $115,214 | $2.3 million | 2025-12 |
| Knights of Columbus | San Ramon | 501(c)(8) | 1940 | $113,218 | $61,399 | 2025-06 |
| Blue Oak Terrace Mutual Water Company | Paradise | 501(c)(12) | 2008 | $112,995 | $100,746 | 2024-12 |
| El Monte Masonic Temple Assoc Inc | El Monte | 501(c)(2) | 2018 | $111,568 | $337,449 | 2024-12 |
| Trinity Knolls Mutual Water Co | Trinity Center | 501(c)(12) | 2013 | $109,090 | $516,917 | 2025-09 |
| California Insurance Professionals | Los Angeles | 501(c)(3) | 2017 | $108,938 | $52,364 | 2025-12 |
| North County Dispatch Jpa Veba Trust | Rcho Santa Fe | 501(c)(9) | 2022 | $107,417 | $311,898 | 2025-06 |
| Independent Pharmacists Raleys Retiree Healthcare Trust | Sacramento | 501(c)(9) | 2015 | $106,172 | $643,073 | 2025-12 |
| Spanish Lakes Mutual Water Company | Atascadero | 501(c)(12) | 2006 | $105,174 | $604,554 | 2025-12 |
| Tanda Lodge Inc | Anaheim | 501(c)(3) | 1988 | $103,857 | $45,409 | 2025-03 |
| Professional Tree Care Association | Oceanside | 501(c)(5) | 2020 | $103,518 | $59,216 | 2025-06 |
| California State Grange | Aptos | 501(c)(8) | 1951 | $102,108 | $284,202 | 2025-12 |
| SFS Squad Club | Santa Fe SPGS | 501(c)(3) | 2023 | $101,100 | $28,374 | 2025-06 |
| Tsinghua Entrepreneur & Executive Club | Saratoga | 501(c)(6) | 2009 | $100,441 | $302,703 | 2025-12 |
| Ncavad Inc | San Jose | 501(c)(3) | 2016 | $100,242 | $70,700 | 2025-12 |
| United Scottish Rite Unity Mutual Benefit Association | San Francisco | 501(c)(8) | 2023 | $99,801 | $1,889 | 2025-12 |
| Sebastopol Grange 306 | Sebastopol | 501(c)(8) | 2014 | $99,766 | $106,796 | 2025-12 |
| Olympic Valley Public Service District Trust | Olympic Vly | 501(c)(9) | 2024 | $99,279 | $284,445 | 2025-06 |
| Cahp Retired Employees Medical Trust | Sacramento | 501(c)(9) | 2011 | $98,902 | $1.5 million | 2024-12 |
| Melita Heights Mutual Water Company | Santa Rosa | 501(c)(12) | 2025 | $98,053 | $173,962 | 2025-12 |
| Vios Performance Limited | Sonoma | 501(c)(15) | 2005 | $97,370 | $119,840 | 2003-12 |
| Fraternal Order of Police | San Jose | 501(c)(8) | 1952 | $97,335 | $109,831 | 2025-12 |
| Coyote Grange 412 | Coyote | 501(c)(10) | 2019 | $97,236 | $101,799 | 2025-12 |
| Madera Police Officer Association Pac | Madera | 501(c)(9) | 2026 | $97,135 | $89,489 | 2021-12 |
| Lake Lucerne Mutual Water Company Inc | Palo Alto | 501(c)(12) | 2005 | $96,016 | $189,808 | 2025-07 |
| National Charity League Inc South Bay Chapter | Manhattan Beach | 501(c)(3) | 2014 | $95,998 | $203,827 | 2026-05 |
| Mission Bay Real Estate Association Inc | San Diego | 501(c)(6) | 2020 | $95,447 | $75,478 | 2025-12 |
| Secured Finance Network Northern California | Sausalito | 501(c)(6) | 2025 | $95,425 | $20,883 | 2025-12 |
| Remediation Managers Roundtable Inc | Oakland | 501(c)(6) | 2025 | $94,403 | $45,068 | 2025-12 |
| H & N Performance Limited | Sonoma | 501(c)(15) | 2005 | $93,445 | $78,934 | 2003-12 |
| Free & Accepted Masons of California | San Jose | 501(c)(10) | 1940 | $93,422 | $1.4 million | 2024-12 |
| Independent Order of Odd Fellows | Vallejo | 501(c)(8) | 1962 | $92,544 | $2,917 | 2026-04 |
| Siskiyou County Rolling Hills Mutual Water Co Inc | Yreka | 501(c)(12) | 2009 | $92,509 | $383,042 | 2026-06 |
| Salyer Heights Water Company | Salyer | 501(c)(12) | 2016 | $92,114 | $1 | 2025-09 |
| Madera Ag Water Association Inc | Madera | 501(c)(12) | 2023 | $92,088 | $43,949 | 2024-12 |
| Immaculate Heart of Mary Council No 7467 Knights of Columbus | Brentwood | 501(c)(8) | 2019 | $90,327 | $57,514 | 2025-06 |
| Hat Creek Highlands Mutual Water Company | Bella Vista | 501(c)(12) | 2022 | $90,319 | $367,030 | 2025-08 |
| International Association of Fire Fighters | La Verne | 501(c)(5) | 1959 | $89,933 | $66,965 | 2024-09 |
| Anaheim Fire Family | Anaheim | 501(c)(3) | 2022 | $87,724 | $39,985 | 2024-12 |
| Optimist International | Arroyo Grande | 501(c)(4) | 1958 | $87,722 | $174,432 | 2024-09 |
| Rainbird Valley Mutual Water Company | Weldon | 501(c)(12) | 2017 | $86,848 | $92,520 | 2025-11 |
| Pasadena Lions Philantropy Corp | Pasadena | 501(c)(3) | 1986 | $85,947 | $117,105 | 2026-06 |
| Wardboy Project | Antioch | 501(c)(3) | 2014 | $85,404 | $9,648 | 2024-12 |
| San Ramon Valley Kiwanis Foundation | Alamo | 501(c)(3) | 2010 | $85,358 | $115,408 | 2025-09 |
| Lemoore Trinity Association | Lemoore | 501(c)(10) | 2022 | $85,308 | $40,111 | 2025-12 |
| Bass Lake Heights Mutual Water Co Inc | Oakhurst | 501(c)(12) | 2007 | $84,792 | $236,374 | 2024-12 |
| Raytheon Management Club | El Segundo | 501(c)(4) | 2000 | $84,415 | $53,568 | 2025-06 |
| Callender Grove Mutual Water Company | SN Luis Obisp | 501(c)(12) | 2011 | $83,145 | $38,122 | 2026-05 |
| Tulare Kings Dental Society Inc | Visalia | 501(c)(6) | 2014 | $83,104 | $161,833 | 2025-12 |
| Free & Accepted Masons of California | Lafayette | 501(c)(10) | 1940 | $82,943 | $480,525 | 2024-12 |
| Female Executives in Media and Entertainment Inc | Los Angeles | 501(c)(6) | 2016 | $81,990 | $43,175 | 2024-12 |
| Benevolent & Protective Order of Elks of the USA 1300 Watsonville | Watsonville | 501(c)(8) | 2025 | $81,344 | $268,471 | 2025-03 |
| United Transportation Security Professionals of America | Long Beach | 501(c)(8) | 2014 | $80,055 | $23,009 | 2025-12 |
| Couples Club of Rossmoor | Walnut Creek | 501(c)(7) | 2017 | $78,727 | $19,552 | 2025-12 |
| El Rodeo Camp | Santa Ana | 501(c)(7) | 2019 | $78,708 | $122,578 | 2025-12 |
| North Kranenburg Water System Mutual Water Company | Bakersfield | 501(c)(12) | 2014 | $78,596 | $2 million | 2025-12 |
| The Merced County Hispanic Chamber of Commerce | Merced | 501(c)(6) | 2010 | $77,861 | $40,776 | 2025-12 |
| Lake County Sheriffs Deputies Association | Lakeport | 501(c)(9) | 1999 | $77,235 | $201,540 | 2025-12 |
| Ferndale Cemetery Association | Ferndale | 501(c)(13) | 2011 | $76,262 | $154,581 | 2025-12 |
| Wharton Alumni Angels | Palo Alto | 501(c)(6) | 2017 | $75,144 | $9,824 | 2025-09 |
| California State Grange | Bodega Bay | 501(c)(8) | 1951 | $73,975 | $149,699 | 2025-12 |
| California Nevada Hawaii Associatio N of Emblem Clubs | Tustin | 501(c)(10) | 2026 | $72,712 | $235,429 | 2025-06 |
| Negrense Volunteers for Change Inc Foundation - USA | Belmont | 501(c)(3) | 2017 | $71,777 | $19,784 | 2025-12 |
| Woodland Heights Mutual Water Co | Salinas | 501(c)(12) | 2004 | $71,147 | $77,308 | 2025-12 |
| Redwood Terrace Water Systems | La Honda | 501(c)(12) | 2024 | $70,900 | $218,563 | 2026-06 |
| Independent Order of Odd Fellows | Los Banos | 501(c)(8) | 1962 | $70,427 | $256,208 | 2026-03 |
| Sugar Pine Assoc | Oakhurst | 501(c)(12) | 2005 | $69,266 | $177,998 | 2025-06 |
| Knights of Columbus | Turlock | 501(c)(8) | 1940 | $69,021 | $33,506 | 2025-06 |
| Free & Accepted Masons of California | Antioch | 501(c)(10) | 1940 | $68,987 | $201,068 | 2024-12 |
| Lone Tree Land and Cattle Gun Club Inc | Gilroy | 501(c)(7) | 2014 | $68,766 | $7,481 | 2026-01 |
| California State Grange | Sacramento | 501(c)(8) | 1951 | $67,978 | $317,529 | 2023-12 |
| Jeremy Day Autoco LTD | Sonoma | 501(c)(15) | 2005 | $67,912 | $64,329 | 2003-12 |
| California School Employees Association | Riverside | 501(c)(5) | 1984 | $67,903 | $55,412 | 2025-12 |
| Fullerton Lodge Building Corporation | Fullerton | 501(c)(2) | 2022 | $65,951 | $3.5 million | 2026-03 |
| California State Grange | Morgan Hill | 501(c)(8) | 1951 | $65,113 | $3,185 | 2025-12 |
| Gift Sales Managers Association Inc | Sherman Oaks | 501(c)(6) | 2009 | $64,975 | $23,851 | 2025-12 |
| Sky Acres Mutual Water Inc | Oakhurst | 501(c)(12) | 2009 | $63,992 | $218,881 | 2026-05 |
| South Fork Estates Mutual Water Company | Three Rivers | 501(c)(12) | 2007 | $61,146 | $209,983 | 2025-12 |
| Alpha Sorority Incorporated | Los Angeles | 501(c)(2) | 2025 | $61,043 | $641,728 | 2025-12 |
| F H E Mutual Water Company Inc | Bakersfield | 501(c)(12) | 2015 | $60,697 | $246,031 | 2024-12 |
| California Association of Ayurvedic Medicine | Fremont | 501(c)(6) | 2013 | $60,519 | $94,594 | 2025-12 |
| United Emergency Medical Service PR Ofessionals Inc | Simi Valley | 501(c)(5) | 2026 | $60,346 | $231,816 | 2024-12 |
| Holy Family Convent Alumni Association of California | Corona | 501(c)(3) | 2017 | $59,110 | $37,197 | 2025-12 |
| Russian River Masonic Temple Association | Windsor | 501(c)(2) | 2021 | $58,364 | $10,688 | 2024-12 |
| Sailmail Association | Fremont | 501(c)(12) | 2000 | $58,300 | $37,754 | 2025-08 |
| Knights Templar of the United States of America | San Lorenzo | 501(c)(10) | 1964 | $57,422 | $1.2 million | 2024-12 |
| Bleich Flat Mutual | Lancaster | 501(c)(12) | 2023 | $57,373 | $163,959 | 2025-10 |
| Mustang Springs Mutual Water Company | Paso Robles | 501(c)(12) | 2007 | $56,400 | $164,317 | 2025-12 |
| Employee Contribution Veba Trust Pepperdine University | Malibu | 501(c)(9) | 2006 | $55,666 | $593,451 | 2025-12 |
| Gfcbwocc | Irvine | 501(c)(6) | 2023 | $54,572 | $61,314 | 2025-12 |
| American Mining Rights Association | Coulterville | 501(c)(3) | 2014 | $53,497 | $8,616 | 2024-12 |
| Vacaville Masonic Hall Association | Vacaville | 501(c)(4) | 2009 | $53,440 | $740,646 | 2024-12 |
| American Legion | Bell Gardens | 501(c)(19) | 1946 | $52,708 | $84,837 | 2025-03 |
| South Coast Air Quality Management Dist Professional Employees Assoc | Diamond Bar | 501(c)(4) | 2014 | $52,379 | $348,212 | 2025-12 |
| Knights of Columbus | Lakewood | 501(c)(8) | 2024 | $52,337 | $204,383 | 2024-12 |
| Knights of Columbus | Santa Rosa | 501(c)(8) | 1940 | $52,277 | $12,991 | 2025-06 |
| American Date Industry Export Trade Association | Thermal | 501(c)(6) | 2023 | $50,023 | $127,868 | 2025-12 |
| Fairfax Grange No 570 | Bakersfield | 501(c)(10) | 2019 | $49,390 | $25,600 | 2025-12 |
| California State Grange | Big Sur | 501(c)(8) | 1951 | $47,653 | $136,120 | 2025-12 |
| Free & Accepted Masons of California | Knights Ferry | 501(c)(10) | 1940 | $47,329 | $773,872 | 2024-12 |
| Ontario Lodge No 345 of the Independent Order of Odd Fellows | Ontario | 501(c)(8) | 2021 | $46,231 | $319,253 | 2024-12 |
| Fraternal Order of Eagles | Lake Isabella | 501(c)(8) | 1991 | $42,604 | $13,803 | 2021-05 |
| Rio Mesa Mutual Water Company | Bakersfield | 501(c)(12) | 2023 | $41,400 | $41,871 | 2025-11 |
| Royal Arch Masons of California Grand Chapter | San Francisco | 501(c)(8) | 1940 | $41,200 | $403,938 | 2024-12 |
| Mill Creek Lassen Mutual Water Company | Napa | 501(c)(12) | 2009 | $41,171 | $208,387 | 2026-06 |
| Santa Cruz Police Officers Benevolent Association Inc | Santa Cruz | 501(c)(3) | 1999 | $40,455 | $83,211 | 2024-12 |
| San Jose de El Camiche | Porterville | 501(c)(12) | 2019 | $40,418 | $404,621 | 2025-12 |
| Gamma Eta of Gamma Phi Beta Inc | Huntingtn BCH | 501(c)(7) | 2026 | $39,030 | $874,014 | 2024-07 |
| Harvard Business School Angel Alumni Assocation | San Rafael | 501(c)(6) | 2015 | $38,418 | $202,816 | 2025-12 |
| Knights of Columbus | Orange | 501(c)(8) | 1940 | $34,903 | $72,926 | 2025-12 |
| Bush Masonic Relief | Temple City | 501(c)(2) | 1950 | $34,652 | $562,700 | 2024-12 |
| Port of Stockton Employee Association | Stockton | 501(c)(3) | 2025 | $34,162 | $30,538 | 2025-12 |
| National Association of Royalty Owners - California Inc | Bakersfield | 501(c)(6) | 2014 | $34,153 | $777 | 2025-12 |
| Soapbox Women | Encino | 501(c)(6) | 2020 | $33,599 | $69,252 | 2025-12 |
| Oak Manor Water and Road Assoc | Prunedale | 501(c)(12) | 2007 | $33,397 | $123,791 | 2026-07 |
| North American Collection Agency Regulatory Association | San Diego | 501(c)(6) | 2017 | $31,990 | $64,131 | 2025-06 |
| Herencia Hispana San Diego | San Diego | 501(c)(3) | 2018 | $31,799 | $1 | 2024-12 |
| La Mesa Lions Club | La Mesa | 501(c)(4) | 2024 | $31,281 | $34,248 | 2025-06 |
| City of Palmdale Retiree Health Premium Supplement Trust | Palmdale | 501(c)(9) | 2011 | $29,945 | $774,679 | 2024-12 |
| Emigrant Gap Mutual Water Company | Emigrant Gap | 501(c)(12) | 2013 | $29,873 | $101,249 | 2025-12 |
| Scug | Irvine | 501(c)(3) | 2018 | $29,800 | $20,189 | 2024-12 |
| American Society of Heating Refrigerating & Ac Engineers | San Jose | 501(c)(3) | 1973 | $27,671 | $9,747 | 2025-06 |
| Candy Ranch Mutual Water Co Inc | San Martin | 501(c)(12) | 2012 | $26,650 | $34,496 | 2025-12 |
| California Muslim Cemetery | Anaheim | 501(c)(13) | 2025 | $24,500 | $19,385 | 2024-12 |
| Garden of Innocence National | Carlsbad | 501(c)(3) | 2014 | $24,281 | $724,852 | 2025-12 |
| Youthbuild Collaborative of Southern California | Compton | 501(c)(3) | 2021 | $23,873 | $110,537 | 2025-06 |
| Los Arcos RHF Housing Inc | Long Beach | 501(c)(3) | 2005 | $23,519 | $179,956 | 2024-12 |
| Kaiser Steel Retirees Benefit Trust | Fontana | 501(c)(9) | 1990 | $22,200 | $90,966 | 2025-11 |
| Amer Fed of State County & Municipal Employees Afscme Ca Peop | Sacramento | 501(c)(5) | 2008 | $21,141 | $176,426 | 2025-12 |
| Hollywood Cemetery Special Care Trust | Los Angeles | 501(c)(13) | 2017 | $20,104 | $567,335 | 2024-12 |
| Foundation of Honor | Campbell | 501(c)(3) | 2021 | $18,839 | $46,248 | 2025-12 |
| Heritage Estates Mutual Water Company | Gilroy | 501(c)(12) | 2008 | $18,726 | $62,612 | 2025-12 |
| Seymours Mutual Water Co | Trinity Center | 501(c)(12) | 2025 | $18,028 | $47,874 | 2024-08 |
| East Nicolaus Mutual Water Company | Nicolaus | 501(c)(12) | 2016 | $17,350 | $18,059 | 2025-12 |
| Mission Columbus Club | San Fernando | 501(c)(2) | 2025 | $16,685 | $83,148 | 2021-06 |
| Mid-Coast Veterans Alliance Inc A California Nonprofit Corporation | Santa Maria | 501(c)(3) | 2016 | $15,809 | $26,886 | 2024-12 |
| Myers Marsh Mutual Water Company | Los Altos | 501(c)(12) | 2022 | $15,778 | $50,556 | 2025-12 |
| American Armenian Masonic Association of North America | Glendale | 501(c)(8) | 2025 | $14,729 | $30,918 | 2024-12 |
| Yolo County Retired Peace Officers Association Incorporated | Woodland | 501(c)(3) | 2014 | $13,602 | $29,357 | 2025-12 |
| Ironwood State Prison | Blythe | 501(c)(4) | 2023 | $13,420 | $26,423 | 2024-12 |
| Longs Canal Company | Farmersville | 501(c)(12) | 2008 | $13,000 | $7,919 | 2025-06 |
| Redwood Heights Road Association | Canyon | 501(c)(12) | 2020 | $12,778 | $15,263 | 2025-12 |
| Foster Road-Vineyard Heights Mutual Water Company | Los Gatos | 501(c)(12) | 2012 | $12,751 | $65,601 | 2025-12 |
| Moraga-Orinda Professional Firefighter Association | Orinda | 501(c)(4) | 2024 | $12,534 | $26,655 | 2025-12 |
| Slo Co Recovery Support Network | Grover Beach | 501(c)(3) | 2017 | $11,963 | $16,036 | 2023-12 |
| Live Like Jack Foundation | Whittier | 501(c)(3) | 2022 | $11,604 | $12,797 | 2024-12 |
| Knights of Columbus | Turlock | 501(c)(8) | 1940 | $10,205 | $57,639 | 2025-12 |
| Garden of Innocence National | Vista | 501(c)(3) | 2014 | $10,078 | $0 | 2019-12 |
| Palo Alto Police Managers Association Inc | Palo Alto | 501(c)(9) | 2014 | $9,989 | $20,558 | 2024-12 |
| Supreme Council for Iran in Exile | Santa Monica | 501(c)(10) | 2005 | $9,569 | $28,782 | 2024-12 |
| Ruth Mutual Water Company Inc | Mad River | 501(c)(12) | 2002 | $9,486 | $10,832 | 2025-12 |
| National Society of Entertainment and Lawyers | Beverly Hills | 501(c)(3) | 2021 | $7,415 | $3,141 | 2025-06 |
| Marketplace Women of Orange County | Irvine | 501(c)(3) | 2015 | $7,304 | $10,273 | 2024-12 |
| Desmond Road Mutual Water Company | Prunedale | 501(c)(12) | 2025 | $6,088 | $126,972 | 2025-12 |
| Barrett Valley Water Co | Dulzura | 501(c)(12) | 2002 | $5,974 | $1 | 2025-12 |
| French Gulch Lodge No 75 Independent Order of Odd Fellows | French Gulch | 501(c)(8) | 2025 | $5,344 | $26,076 | 2024-12 |
| Black Boulder Mesa Water Association | Carmel | 501(c)(12) | 2000 | $3,029 | $127,203 | 2025-12 |
| Fernwood Cemetery Special Care Trust | Los Angeles | 501(c)(13) | 2017 | $2,830 | $80,336 | 2024-12 |
| San Benito Unit 69 American Legion Auxiliary | Hollister | 501(c)(19) | 2025 | $2,695 | $1,957 | 2021-06 |
| End Site Cemetery Corporation | San Francisco | 501(c)(13) | 2014 | $2,527 | $103,216 | 2025-12 |
| Departed Angels | Fresno | 501(c)(3) | 2010 | $2,338 | $62,348 | 2025-12 |
| Women in World Trade | Santa Ana | 501(c)(6) | 2026 | $1,677 | $118,378 | 2025-04 |
| What Would Love Do Tribe | Big Sur | 501(c)(3) | 2023 | $1,088 | $6,364 | 2025-12 |
| California Association of Federally Impacted Schools | Sacramento | 501(c)(4) | 2025 | $400 | $22,627 | 2026-06 |
| City of San Bruno Veba Health Savings Trust | San Bruno | 501(c)(9) | 2014 | $354 | $324,781 | 2025-10 |
| Stanislaus Mutual Water Co | Oakdale | 501(c)(12) | 2020 | $250 | $579 | 2025-12 |
| Marin Residents | Fairfax | 501(c)(6) | 2024 | $100 | $574 | 2025-12 |
| Afghan Cemetery Alliance | Concord | 501(c)(13) | 2025 | $59 | $138,796 | 2025-12 |
| MMM West Inc | San Francisco | 501(c)(25) | 2018 | $10 | $637,071 | 2025-12 |
| Gran Cielo Mutual Water Company | Paso Robles | 501(c)(12) | 2024 | $4 | $705,844 | 2024-12 |
| Sonoma County Community Architectural Foundation | Santa Rosa | 501(c)(3) | 2021 | $1 | $13,085 | 2024-12 |
| 130 Squad Club | Red Bluff | 501(c)(3) | 2026 | |||
| 1441 U Street LLC | Pasadena | 501(c)(25) | 2023 | |||
| 223RD Mi BN Alumni Association | San Bruno | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| 2586 Wyandotte Street Association | Mountain View | 501(c)(12) | 2017 | |||
| 4022 Chino Hills Pkwy Inc | San Mateo | 501(c)(2) | 2013 | $0 | $0 | 2025-12 |
| 40TH BSB Alumni Association | Bell | 501(c)(3) | 2026 | |||
| 8TH District Inc | Alturas | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Acmp Norcal Chapter | Lincoln | 501(c)(6) | 2014 | $0 | $0 | 2024-12 |
| Affordable Islamic Cemetery | Los Angeles | 501(c)(13) | 2026 | |||
| Afp Greater Southern California | Los Angeles | 501(c)(6) | 2025 | |||
| Agoura Track and Field | Agoura Hills | 501(c)(3) | 2026 | |||
| Al Bahr Shriners | San Diego | 501(c)(10) | 1940 | $0 | $0 | 2025-12 |
| Alano Club of Paradise Inc | Chico | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.