| Americans for Prosperity | 501(c)(4) | 2004 | $223.7 million | $60.7 million | 2024-12 |
| Consumer Technology Association | 501(c)(6) | 2000 | $153.8 million | $433.3 million | 2024-12 |
| Air-Conditioning Heating and Refrigeration Institute | 501(c)(6) | 2008 | $48 million | $59.4 million | 2025-12 |
| Association for the Advancement of Medical Instrumentation Inc | 501(c)(6) | 2011 | $19.6 million | $46.3 million | 2025-09 |
| Meat Institute | 501(c)(6) | 2012 | $16.8 million | $20 million | 2024-12 |
| Center for Regional Economic Competitiveness | 501(c)(3) | 2001 | $10.5 million | $6.1 million | 2025-12 |
| Yoga Alliance | 501(c)(6) | 2013 | $10.3 million | $9.3 million | 2024-12 |
| Touchstone Energy Cooperative Inc | 501(c)(6) | 2001 | $10.2 million | $11.2 million | 2024-12 |
| Online Lendier Alliance | 501(c)(6) | 2006 | $7.9 million | $7 million | 2024-12 |
| Women in Cable Telecommunications | 501(c)(3) | 2010 | $7.5 million | $19.6 million | 2025-12 |
| Pathforward Inc | 501(c)(3) | 1992 | $7.2 million | $4.8 million | 2025-06 |
| National Landing Business Improvement District Inc | 501(c)(6) | 2007 | $5.2 million | $4.2 million | 2025-06 |
| Worldwide Responsible Accredited Production | 501(c)(6) | 2001 | $5.1 million | $3.4 million | 2024-12 |
| National District Attorneys Association | 501(c)(3) | 1966 | $5.1 million | $5.2 million | 2025-09 |
| Rosslyn Business Improvement Corporation | 501(c)(6) | 2003 | $4.6 million | $2.9 million | 2025-06 |
| Technology Coalition Inc | 501(c)(6) | 2016 | $4.3 million | $6.4 million | 2024-12 |
| Retail Energy Advancement League | 501(c)(4) | 2025 | $3.1 million | $1.4 million | 2024-11 |
| Aggateway Corporation | 501(c)(6) | 2006 | $3 million | $2.8 million | 2025-12 |
| Dental Trade Alliance | 501(c)(6) | 2006 | $2.9 million | $3.9 million | 2025-12 |
| Industrial Minerals Association - North America | 501(c)(6) | 2003 | $2.4 million | $1 million | 2024-12 |
| National Board of Public Healthexaminers | 501(c)(6) | 2006 | $2.3 million | $873,084 | 2025-09 |
| Israel Economic Forum | 501(c)(6) | 2023 | $2.1 million | $674,316 | 2024-12 |
| North American Millers Association | 501(c)(6) | 1942 | $2 million | $2.1 million | 2025-09 |
| State Privacy and Security Coalition Inc | 501(c)(6) | 2008 | $1.9 million | $0 | 2024-12 |
| National Association of Chain Drug Stores Foundation | 501(c)(3) | 2006 | $1.8 million | $9.4 million | 2024-12 |
| Center for the Advancement of the Steady State Economy | 501(c)(3) | 2005 | $1.7 million | $3.6 million | 2025-12 |
| Consumer Technology Association Foundation | 501(c)(3) | 2008 | $1.6 million | $5.6 million | 2024-12 |
| 200 North Glebe Road Inc | 501(c)(2) | 2001 | $1.6 million | $22.3 million | 2025-06 |
| United States Nuclear Industry Council | 501(c)(6) | 2019 | $1.5 million | $350,949 | 2024-12 |
| Ballston Business Improvement Corporation | 501(c)(6) | 2012 | $1.4 million | $942,858 | 2025-06 |
| Internet Security Alliance | 501(c)(6) | 2004 | $1.2 million | $578,411 | 2025-12 |
| American Diabetes Association Property Title Holding Corporation | 501(c)(2) | 1999 | $1.1 million | $19.9 million | 2024-12 |
| Virginians Organized for Interfaith Community Engagement of Northern | 501(c)(3) | 2011 | $989,587 | $1.6 million | 2025-12 |
| Power 4 Tomorrow Inc | 501(c)(6) | 2021 | $960,820 | $251,851 | 2024-12 |
| Columbia Pike Partnership Inc | 501(c)(3) | 1987 | $655,537 | $24,464 | 2025-06 |
| Community Home Lenders Association Inc | 501(c)(6) | 2014 | $574,087 | $288,716 | 2025-12 |
| Hearth Patio & Barbeque Education Foundation | 501(c)(3) | 1983 | $570,647 | $354,729 | 2024-12 |
| Community Financial Services Association | 501(c)(6) | 2000 | $536,000 | $299,507 | 2024-12 |
| Alliance for Recovery Care | 501(c)(6) | 2021 | $515,750 | $175,205 | 2024-12 |
| More Mid-Atlantic Off Road Enthusiasts | 501(c)(3) | 1996 | $466,624 | $919,728 | 2025-12 |
| Development District Association of Appalachia Inc | 501(c)(3) | 2019 | $400,334 | $318,980 | 2025-12 |
| Smart City Works Inc | 501(c)(3) | 2018 | $381,459 | $63,503 | 2024-12 |
| American Medical Manufacturers Association | 501(c)(6) | 2023 | $364,369 | $159,334 | 2024-12 |
| The Payments Coalition Inc | 501(c)(6) | 2023 | $302,000 | $346,840 | 2025-12 |
| National Grain and Feed Digital Solutions | 501(c)(6) | 2020 | $300,702 | $509,724 | 2025-12 |
| Advanced Energy Management Alliance | 501(c)(6) | 2015 | $290,124 | $410,109 | 2023-12 |
| Society for Healthcare Epidemlology America Education & Research Fonda | 501(c)(3) | 2011 | $253,864 | $115,501 | 2024-12 |
| Alliance for Legal Fairness | 501(c)(6) | 2025 | $225,025 | $106,018 | 2025-12 |
| Langston Technology Hub Inc | 501(c)(3) | 2024 | $207,014 | $5,517 | 2025-12 |
| National Grain & Feed Foundation | 501(c)(3) | 1967 | $179,939 | $1.4 million | 2025-03 |
| North American Coalition for Insect Agriculture | 501(c)(6) | 2020 | $169,842 | $52,344 | 2025-06 |
| The Council On Diagnosis and Internal Disorders of the American | 501(c)(6) | 2020 | $161,252 | $158,117 | 2025-06 |
| International Mailers Advisory Group | 501(c)(6) | 2014 | $160,497 | $100,836 | 2025-12 |
| Document Security Alliance | 501(c)(6) | 2004 | $158,824 | $307,705 | 2025-12 |
| Aseel Foundation | 501(c)(3) | 2023 | $139,508 | $20,039 | 2025-12 |
| Fixed Wireless Communications Coalition Inc | 501(c)(6) | 2013 | $119,965 | $227,195 | 2024-12 |
| Florida Ambulance Association Inc | 501(c)(6) | 2021 | $116,188 | $226,671 | 2025-12 |
| Kiwanis Foundation of Arlington Va | 501(c)(3) | 1954 | $112,381 | $1.6 million | 2025-09 |
| Council for Harmonization of Electrotechnical Standardization | 501(c)(6) | 2018 | $81,839 | $236,013 | 2024-12 |
| Nevada Ambulance Association Inc | 501(c)(6) | 2023 | $80,000 | $68,061 | 2025-12 |
| National Coalition of 100 Black Women Inc Northern Virginia Chapte | 501(c)(3) | 2017 | $44,898 | $43,032 | 2025-09 |
| Arlington County Bar Association | 501(c)(6) | 2025 | $43,826 | $69,114 | 2025-06 |
| One Bed at A Time | 501(c)(3) | 2022 | $34,670 | $16,166 | 2025-12 |
| Lyon Park Citizens Association | 501(c)(4) | 2024 | $23,584 | $23,468 | 2025-06 |
| Mount Olive Baptist Church Communit Y Development Corporation | 501(c)(3) | 2026 | $4,990 | $14,590 | 2024-12 |
| Missouri Center for Employee Ownership | 501(c)(3) | 2021 | $1,000 | $54,377 | 2025-06 |
| Accelerate Success | 501(c)(3) | 2025 | $0 | $0 | 2026-06 |
| Agc Public Awareness and Advocacy Fund Inc | 501(c)(6) | 2000 | $0 | $1 | 2024-12 |
| America Matters | 501(c)(4) | 2016 | $0 | $0 | 2025-12 |
| Arlington Gay & Lesbian Alliance | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Arlington Womens Civic Alliance Inc | 501(c)(3) | 1994 | $0 | $0 | 2024-06 |
| Arlingwood Neighborhood Association | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Asian-American Pacific-Islander Leadership Association | 501(c)(6) | 2023 | $0 | $0 | 2023-12 |
| Captains of Commerce | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Certification Network Group | 501(c)(6) | 2015 | $0 | $0 | 2024-12 |
| Civitan International | 501(c)(3) | 2006 | $0 | $0 | 2025-09 |
| Collaborative Family Law Society | 501(c)(6) | 2011 | $0 | $0 | 2024-12 |
| Community Assoc of Resources Education and Enrichment | 501(c)(3) | 1996 | $0 | $0 | 2025-12 |
| Community Development in Morocco Inc | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Dover-Crystal Citizens Association | 501(c)(4) | 2005 | $0 | $0 | 2024-12 |
| E-Merchants Trade Council Inc | 501(c)(6) | 2022 | $0 | $0 | 2025-12 |
| Educoa Association | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Equality Arlington | 501(c)(4) | 2024 | $0 | $0 | 2025-12 |
| Estate Planning Council of Suburban Maryland Inc | 501(c)(6) | 2014 | $0 | $0 | 2025-06 |
| G&T Accounting and Finance Association | 501(c)(6) | 2014 | $0 | $0 | 2025-12 |
| Global Care Innovations | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Grow Dallas Together | 501(c)(4) | 2025 | | | |
| Howard County Estate Planning Council Inc | 501(c)(6) | 2019 | $0 | $0 | 2025-06 |
| Institute for the Advancement of Community Pharmacy | 501(c)(6) | 2000 | $0 | $215,227 | 2025-12 |
| International Association of Independent Tanker Owners | 501(c)(6) | 2014 | $0 | $0 | 2025-12 |
| Jeremiah Lee | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Knowledge Action Initiative | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Madison Manor Citizens Association | 501(c)(4) | 2014 | $0 | $0 | 2024-08 |
| My Help Your Help Foudation Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| North Rosslyn Civic Association | 501(c)(4) | 2003 | $0 | $0 | 2025-12 |
| Offset Institute Inc | 501(c)(3) | 2025 | | $65,697 | 2025-12 |
| Old Dominion Citizens Association | 501(c)(4) | 2018 | $0 | $0 | 2025-12 |
| Openpolicy Association | 501(c)(6) | 2026 | | | |
| Pacientes Y Proveedores Contra El Abuso | 501(c)(4) | 2024 | $0 | $0 | 2025-12 |
| Regulators Roundtable Inc | 501(c)(4) | 2025 | | | |
| Secosol | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Social Justice Computing | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Social Marketing Association of North America | 501(c)(6) | 2017 | $0 | $0 | 2025-12 |
| Tech Care Association | 501(c)(6) | 2024 | | | |
| The Illustrators Club Inc | 501(c)(6) | 2000 | $0 | $0 | 2024-12 |
| The Radnor Ft Myer Heights Civic Association | 501(c)(4) | 2001 | $0 | $0 | 2026-04 |
| U S Rice Producers Group | 501(c)(6) | 2001 | $0 | $0 | 2024-07 |
| Us-Africa Business Bridge | 501(c)(6) | 2020 | $0 | $0 | 2025-12 |
| Virginia Academy of Anesthesiologist Assistants | 501(c)(6) | 2017 | $0 | $0 | 2024-12 |
| Virginia Plumbing and Mechanical Inspector Association | 501(c)(6) | 2016 | $0 | $0 | 2026-04 |
| Washington Area Total Rewards Association | 501(c)(6) | 2010 | $0 | $0 | 2025-12 |
| Win the Future | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| World Cities Alliance Inc | 501(c)(6) | 2013 | | | |