| Houston Livestock Show & Rodeo Inc | 501(c)(3) | 1977 | $231.1 million | $571.2 million | 2025-08 |
| Houston Livestock Show and Rodeo Educational Fund | 501(c)(3) | 1989 | $28.2 million | $125.2 million | 2025-08 |
| Royal Oaks Country Club Houston Inc | 501(c)(7) | 2005 | $15.9 million | $26.2 million | 2024-12 |
| Discovery Green Conservancy | 501(c)(3) | 2005 | $11.1 million | $47.1 million | 2025-06 |
| Albion Hurricanes F C | 501(c)(3) | 1996 | $8.9 million | $14.4 million | 2025-06 |
| Friends of Pumpkin Park | 501(c)(3) | 2023 | $7.7 million | $7.2 million | 2024-12 |
| Spring Branch-Memorial Sports Assoc | 501(c)(3) | 1964 | $6.6 million | $4.9 million | 2024-12 |
| Springspirit Inc | 501(c)(3) | 2010 | $6.5 million | $13.3 million | 2025-08 |
| Spark | 501(c)(3) | 1991 | $4.6 million | $7.4 million | 2025-06 |
| Rise Soccer Club Inc | 501(c)(3) | 2000 | $4.5 million | $4.5 million | 2025-12 |
| Houston Municipal Golf Association Inc | 501(c)(3) | 2016 | $3.4 million | $11.6 million | 2024-12 |
| Houston Polo Club | 501(c)(7) | 2017 | $3.2 million | $918,901 | 2024-12 |
| Emancipation Park Conservancy | 501(c)(3) | 2015 | $2.9 million | $3.3 million | 2025-06 |
| Chancellors Family Center | 501(c)(3) | 2002 | $2.6 million | $2.9 million | 2025-10 |
| 18750 Manada Inc | 501(c)(7) | 2011 | $2.2 million | $1.6 million | 2025-12 |
| Houston Juniors VBC | 501(c)(3) | 2017 | $2 million | $2,278 | 2024-12 |
| The First Tee of Greater Houston Inc | 501(c)(3) | 2011 | $2 million | $3.7 million | 2024-12 |
| Northgrove at Spring Creek Master Community Inc | 501(c)(4) | 2019 | $1.8 million | $1.6 million | 2025-12 |
| Sports Authority Foundation | 501(c)(3) | 2017 | $1.8 million | $18.5 million | 2024-12 |
| Timbergrove Sports Association Inc | 501(c)(3) | 2009 | $1.5 million | $1.4 million | 2025-12 |
| Quillian Memorial Center Inc | 501(c)(3) | 1997 | $1.4 million | $933,903 | 2024-12 |
| West University Softball Association | 501(c)(3) | 1999 | $1.4 million | $713,872 | 2025-09 |
| Houston Cougars Foundation Inc | 501(c)(3) | 1997 | $1.4 million | $5.7 million | 2025-08 |
| Woods Project Inc | 501(c)(3) | 2008 | $1 million | $1.1 million | 2025-09 |
| Greater Houston Volleyball Association | 501(c)(3) | 2001 | $991,739 | $121,628 | 2025-12 |
| Warriors Institute of Fitness and Sports Inc | 501(c)(3) | 2014 | $953,114 | $327,223 | 2024-12 |
| Oaks Dads Club | 501(c)(3) | 2015 | $924,583 | $1.1 million | 2024-11 |
| Project Shine Inc | 501(c)(3) | 2016 | $850,000 | $67,349 | 2024-12 |
| Junior League of Houston Foundation | 501(c)(3) | 2005 | $696,189 | $24.2 million | 2025-05 |
| Texas Kingdom Christian Sports Association | 501(c)(3) | 2024 | $676,484 | $58,276 | 2025-12 |
| South Campus Sports Assocation | 501(c)(3) | 2003 | $662,012 | $5 million | 2025-12 |
| Friends of West University Parks Fund | 501(c)(3) | 1986 | $660,153 | $1.4 million | 2024-12 |
| W U Area Football Club Inc | 501(c)(3) | 2015 | $597,721 | $221,857 | 2025-12 |
| Lamar Athletic Booster Club | 501(c)(3) | 1992 | $589,277 | $262,064 | 2024-12 |
| Spartan Booster Club | 501(c)(3) | 2007 | $582,119 | $657,070 | 2024-12 |
| Houston Hockey Community | 501(c)(3) | 2023 | $550,171 | $102,734 | 2025-12 |
| North Briar Community Association Inc | 501(c)(4) | 2021 | $533,138 | $823,726 | 2024-12 |
| Fit Houston Inc | 501(c)(3) | 2022 | $482,270 | $280,272 | 2025-12 |
| Houstonians Futbol Club for Urban Youth Soccer Inc | 501(c)(3) | 2023 | $471,770 | $87,092 | 2024-12 |
| Harris County One for All Foundation | 501(c)(3) | 1988 | $460,017 | $2.4 million | 2025-09 |
| Pressure Makes Diamonds | 501(c)(3) | 2024 | $445,131 | $2,142 | 2025-12 |
| Amateur Athletic Union of the United States | 501(c)(3) | 1968 | $440,318 | $918,184 | 2025-08 |
| Houston Youth Lacrosse | 501(c)(3) | 2001 | $424,699 | $358,168 | 2024-12 |
| Bloom Fitness Corporation | 501(c)(3) | 2020 | $385,663 | $184,819 | 2025-12 |
| Houston Girls Hockey Association | 501(c)(3) | 2022 | $329,267 | $138,072 | 2025-06 |
| World Youth Foundation Inc | 501(c)(3) | 2025 | $275,581 | $109,361 | 2024-12 |
| Memorial Figure Skating Club of Houston | 501(c)(3) | 2014 | $261,009 | $96,400 | 2025-06 |
| Garwood Lease Inc | 501(c)(7) | 2006 | $258,502 | $260,107 | 2026-03 |
| Houston District Senior Soccer Association | 501(c)(7) | 2014 | $240,331 | $259,166 | 2025-08 |
| Woodlands Mens Lacrosse Club Inc | 501(c)(3) | 2015 | $235,567 | $172,476 | 2023-05 |
| X10 Archery Academy | 501(c)(3) | 2024 | $225,772 | $3,685 | 2025-12 |
| Bay Area Texas Baseball Inc | 501(c)(3) | 2004 | $223,023 | $303,337 | 2025-06 |
| Mission Bend Greenbelt Association | 501(c)(3) | 1988 | $213,862 | $803,307 | 2025-09 |
| Camp Aranzazu Foundation | 501(c)(3) | 2020 | $213,103 | $7.3 million | 2024-12 |
| Willow Pool Inc | 501(c)(4) | 2022 | $202,420 | $389,105 | 2025-12 |
| Family Dance of Houston | 501(c)(7) | 2024 | $192,100 | $86,299 | 2026-01 |
| ZT Athletics Foundation | 501(c)(3) | 2018 | $187,982 | $108,780 | 2024-12 |
| Gulf Coast Youth Sailing Association | 501(c)(3) | 2009 | $179,142 | $88,813 | 2024-12 |
| Bayou City Lobos | 501(c)(3) | 2022 | $168,706 | $10,918 | 2024-12 |
| Youth Football and Cheer Federation of America Inc | 501(c)(3) | 2011 | $167,663 | $13,206 | 2025-12 |
| National Field Hockey League | 501(c)(3) | 2021 | $165,781 | $60,865 | 2025-06 |
| Greater West U Area Sportsassociation | 501(c)(3) | 2006 | $165,000 | $6.2 million | 2025-12 |
| Plaza Oaks Club Inc | 501(c)(7) | 2025 | $161,528 | $23,512 | 2025-12 |
| Briar Forest Swim League Inc | 501(c)(3) | 2018 | $160,479 | $102,423 | 2023-12 |
| Houston Golf Association | 501(c)(3) | 1990 | $159,875 | $2 million | 2024-12 |
| Montrose Softball League Inc | 501(c)(3) | 2014 | $159,477 | $94,815 | 2025-12 |
| Houston Young Lawyers Foundation | 501(c)(3) | 1993 | $157,280 | $799,443 | 2025-06 |
| Neartown Little League | 501(c)(3) | 1998 | $151,339 | $84,389 | 2024-12 |
| The Skating Club of Houston | 501(c)(3) | 2010 | $142,906 | $46,983 | 2024-12 |
| Little League Baseball Inc | 501(c)(3) | 1967 | $132,015 | $125,761 | 2024-12 |
| Memorial 7 Inc | 501(c)(3) | 2022 | $130,734 | $12,203 | 2025-12 |
| Society of Hickory Golfers Inc | 501(c)(3) | 2017 | $127,230 | $84,263 | 2024-12 |
| Beat the Streets Wrestling Program Lancaster | 501(c)(3) | 2016 | $126,321 | $21,637 | 2024-12 |
| Joe Little Foundation | 501(c)(3) | 2021 | $125,044 | $4,413 | 2024-12 |
| Dance Club Houston 3 Inc | 501(c)(7) | 2019 | $124,179 | $102,092 | 2024-12 |
| Little League Baseball Inc | 501(c)(3) | 1967 | $120,539 | $67,613 | 2025-09 |
| Arsenal America Inc | 501(c)(7) | 2024 | $118,515 | $127,398 | 2025-12 |
| Clear Lake Bridge Club | 501(c)(4) | 2014 | $116,510 | $274,936 | 2025-12 |
| Hoop Nation Family | 501(c)(3) | 2021 | $115,913 | $11,389 | 2025-12 |
| Houston East End Little League | 501(c)(3) | 2023 | $109,038 | $26,001 | 2025-09 |
| Freedom Foundation of Texas | 501(c)(3) | 2007 | $108,191 | $16,832 | 2025-06 |
| Krewe of Olympus-Texas Inc | 501(c)(3) | 1993 | $103,693 | $18,197 | 2025-03 |
| University of Hoops | 501(c)(3) | 2024 | $102,540 | $11,335 | 2025-12 |
| FB Lax | 501(c)(3) | 2023 | $100,651 | $15,070 | 2025-07 |
| Dvi Opportunities Unlimited Inc | 501(c)(3) | 2013 | $100,000 | $100,000 | 2024-12 |
| Girls Cotillion 2027 | 501(c)(7) | 2026 | $91,850 | $33,709 | 2025-12 |
| Plaza Oaks Swim Team | 501(c)(3) | 2023 | $88,179 | $222,303 | 2025-12 |
| Urhobo Progressive Association | 501(c)(3) | 2020 | $86,627 | $633,903 | 2025-12 |
| Bali Classic Corp | 501(c)(3) | 2026 | $86,603 | $1,150 | 2023-12 |
| Boating Trade Association of Metropolitan Houston | 501(c)(6) | 2016 | $80,566 | $1 million | 2025-06 |
| ZFT Run Club | 501(c)(3) | 2024 | $80,534 | $9,483 | 2024-12 |
| South Belt Girls Softball Assoc | 501(c)(3) | 2018 | $78,697 | $55,547 | 2025-12 |
| Deer Park Isd Golf Booster Club | 501(c)(3) | 2024 | $75,595 | $75,594 | 2024-12 |
| River Oaks Breakfast Club | 501(c)(7) | 2015 | $74,480 | $35,100 | 2025-12 |
| Sienna Fastpitch Softball Association | 501(c)(3) | 2024 | $72,737 | $62,145 | 2024-12 |
| Our Future Leaders Community Outreach 2 | 501(c)(3) | 2024 | $72,354 | $72,354 | 2025-12 |
| Harc | 501(c)(3) | 2015 | $70,814 | $48,782 | 2025-12 |
| Klein High School Football Booster Club | 501(c)(3) | 2024 | $70,288 | $5,371 | 2025-06 |
| West University Aquatic Club Inc | 501(c)(3) | 1998 | $66,997 | $39,059 | 2025-12 |
| Summerwood Stingrays | 501(c)(3) | 2009 | $66,555 | $38,430 | 2025-12 |
| Friends of Moody Park Houston TX | 501(c)(3) | 2024 | $66,031 | $62,532 | 2025-12 |
| Houston Heat Dragon Boat Club | 501(c)(3) | 2024 | $64,754 | $69,642 | 2025-12 |
| Future Leaders Basketball Training | 501(c)(3) | 2017 | $64,616 | $950 | 2023-12 |
| Bellaire Lacrosse Club | 501(c)(3) | 2018 | $63,077 | $4,327 | 2025-06 |
| Hellas National Softball Team | 501(c)(3) | 2024 | $59,819 | $8,256 | 2025-08 |
| Tejas Breakfast Club | 501(c)(7) | 2009 | $55,875 | $34,424 | 2025-12 |
| Memorial Bend Swim Team | 501(c)(3) | 2025 | $52,572 | $16,051 | 2025-12 |
| Knife and Fork Club of Houston | 501(c)(7) | 2014 | $52,479 | $11,661 | 2026-05 |
| Igbobuike Club of Houston Inc | 501(c)(7) | 2013 | $52,115 | $215,191 | 2024-12 |
| Gulf Association of Usatf | 501(c)(3) | 2024 | $49,718 | $827 | 2024-12 |
| Guppy Chapter of Sisters in Crime | 501(c)(7) | 2016 | $49,626 | $13,436 | 2025-12 |
| West Houston Homeschool Sports Association | 501(c)(3) | 2006 | $46,182 | $78,945 | 2025-12 |
| Heights HS Jrotc Booster Club Inc | 501(c)(3) | 2026 | $45,282 | $12,132 | 2025-12 |
| Houston Square & Round Dance Council | 501(c)(7) | 1989 | $40,557 | $26,116 | 2026-03 |
| Friends of Woodland Park Inc | 501(c)(3) | 2011 | $29,157 | $31,617 | 2025-12 |
| Wortham Whitesharks Swim Team | 501(c)(3) | 2008 | $25,863 | $23,707 | 2025-12 |
| Safari Club International | 501(c)(4) | 1945 | $23,022 | $1,095 | 2024-12 |
| Youth Sports Academy | 501(c)(3) | 2016 | $22,495 | $27,502 | 2025-12 |
| Northwest Womens Tennis League | 501(c)(7) | 2016 | $19,674 | $2,765 | 2025-05 |
| Hickory Golf Association of Texas Inc | 501(c)(3) | 2018 | $18,098 | $1,307 | 2024-12 |
| Rayadas Houston FC | 501(c)(3) | 2024 | $14,982 | $1 | 2024-12 |
| Blue Line Legion Law Enforcement Mo Torcycle Club Co | 501(c)(7) | 2026 | $14,450 | $14,158 | 2025-12 |
| North Channel International Soccer Club | 501(c)(3) | 2021 | $13,795 | $1 | 2024-12 |
| Sota Gaming Limited | 501(c)(3) | 2025 | $11,987 | $7,068 | 2025-12 |
| Tanglewilde-Westmont Homeowners Inc | 501(c)(7) | 2024 | $11,985 | $204,077 | 2022-12 |
| Greater Houston Beep Baseball Association | 501(c)(3) | 1992 | $10,150 | $826 | 2025-09 |
| East End Eagles Inc | 501(c)(3) | 2023 | $9,635 | $9,635 | 2025-12 |
| Public Parks Tennis Foundation | 501(c)(3) | 2023 | $9,233 | $22,681 | 2025-12 |
| Korean American Sports Association of Houston | 501(c)(3) | 2024 | $7,000 | $2,524 | 2024-12 |
| South Texas Obedience Club Inc | 501(c)(7) | 2025 | $3,413 | $94,248 | 2025-12 |
| Ross Shaw Sterling High School Parent Teacher Organization Inc | 501(c)(3) | 2020 | $2,092 | $713 | 2025-12 |
| Lincoln Park Rays | 501(c)(3) | 2018 | $2,015 | $0 | 2024-12 |
| Eddie Burke Sr Memorial Foundation | 501(c)(3) | 2000 | $1,796 | $25,555 | 2025-06 |
| Outlaws Baseball of Houston | 501(c)(3) | 2024 | $500 | $1,838 | 2025-12 |
| 1 Up Foundation | 501(c)(3) | 2024 | | | |
| 21 Foundation Inc | 501(c)(3) | 2021 | $0 | $0 | 2023-12 |
| 5-On-1 Hoops Basketball Club | 501(c)(3) | 2025 | | | |
| 77094 Basketball | 501(c)(3) | 2024 | | | |
| A Preachers Daughters Nonprofit | 501(c)(3) | 2026 | | | |
| Adreni Foundation | 501(c)(3) | 2025 | | | |
| African American Women Council for Commumity Outreach | 501(c)(3) | 1999 | $0 | $0 | 2026-06 |
| All Girls Ball | 501(c)(3) | 2026 | | | |
| Alonenot | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Altitude Project | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| Ambres Hill Baseball | 501(c)(3) | 2018 | $0 | $0 | 2023-12 |
| American Charitable Watersport Activities Foundation | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| American Outlaws Houston Chapter Inc | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| American Youth Football Inc | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Anchored in Honor Foundation Inc | 501(c)(3) | 2025 | | | |
| Anointed Hoops | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Aria Soccer Club | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Arrows Rugby Football Club | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Ascent Humanity Outreach Services | 501(c)(3) | 2024 | | $1 | 2023-12 |
| Atascocita Heat Baseball | 501(c)(3) | 2026 | | | |
| Athletes in Acting Awards Hand Up Foundation | 501(c)(3) | 2024 | | $2 | 2024-12 |
| Athletic International Missions | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Aurora FC | 501(c)(3) | 2025 | | | |
| Austin Mustang Baseball Booster Club | 501(c)(3) | 2022 | $0 | $0 | 2024-01 |
| Av Sailing | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Ball for All | 501(c)(3) | 2025 | | | |
| Baller Foundation | 501(c)(3) | 2026 | | | |
| Barbe Has-Been Society | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Baseball Development Ad Org | 501(c)(3) | 2025 | | | |
| Bay Area Equestrian Center Booster Club | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Bay Area Recreational Flyers Eaa Chapter 1601 Inc | 501(c)(7) | 2004 | $0 | $0 | 2024-12 |
| Bay Area Running Club | 501(c)(3) | 2017 | $0 | $0 | 2025-09 |
| Bay Area Youth Softball | 501(c)(3) | 2005 | $0 | $0 | 2023-06 |
| Bear Creek Swim Team | 501(c)(3) | 2021 | | $11,303 | 2025-12 |
| Believe Adjust Move Foundation Inc | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Bhakta Sports Club Houston | 501(c)(7) | 2026 | | | |
| Bobsled & Skeleton Federation of Nigeria | 501(c)(3) | 2019 | $0 | $0 | 2025-07 |
| Bodies in Motion | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Brays Oaks Redevelopment Authority | 501(c)(3) | 2011 | $0 | $0 | 2024-12 |
| Briar Village Briar Flyers Swim Team Inc | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Briarmeadow Swim Team | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Bridge Bats Swim Club Foundation Inc | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Brooks Blue Marlins | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Bull Shark Baseball | 501(c)(3) | 2023 | $0 | $16,926 | 2024-12 |
| Bulldogs Baseball | 501(c)(3) | 2015 | $0 | $0 | 2025-07 |
| Cambridge Panthers Youth Football and Cheer Association | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Camp Jeanne D Arc Foundation | 501(c)(3) | 2020 | | $21,633 | 2025-10 |
| Canes Houston Cypress | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Cannonball Crew Inc | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Caosdseyss Foundation | 501(c)(3) | 2026 | | | |
| Caosdseytbspma | 501(c)(3) | 2025 | | | |
| Carmeliters | 501(c)(7) | 2018 | $0 | $0 | 2025-12 |
| Challenged Athletes Recreational Adaptive Sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Challenger Football Inc | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Champions Lakeside Club Inc | 501(c)(2) | 2012 | $0 | $0 | 2025-12 |
| Champions Park Swim Team | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Champions Running Association | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Champs for Life-Central Houston Titans | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Chinese Kung Fu Academy | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| City of Houston Underwater Mariners Club C H U M Club | 501(c)(7) | 2016 | $0 | $0 | 2025-12 |
| Clear Creek Off Road Biking Associa Tion Inc | 501(c)(3) | 2026 | | | |
| Clear Lake Boys Basketball | 501(c)(3) | 2018 | $0 | $0 | 2025-08 |
| Clear Lake City Stars Swim Team Parents Association | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Cleats Across Borders Inc | 501(c)(3) | 2026 | | | |
| Cme Elite Basketball | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Commanderie de Bordeaux A Houston | 501(c)(7) | 2017 | $0 | $62,392 | 2025-12 |
| Concord Bridge Swim Team Inc | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Cougar Fencing | 501(c)(3) | 2025 | $0 | $0 | 2025-10 |
| Cougar Kendo | 501(c)(3) | 2014 | $0 | $0 | 2025-08 |
| Cr-Y-Sp | 501(c)(3) | 2024 | $0 | $0 | 2026-01 |
| Crushers Baseball Club | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Cruz Baseball the Foundation | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Cudas Swim Team Inc | 501(c)(3) | 2025 | $0 | $0 | 2025-06 |
| Cutten Green Swim Team Association | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Cypress Eagles Youth Baseball Association | 501(c)(3) | 2022 | | $649 | 2023-12 |
| Cypress Rebels Track Club | 501(c)(3) | 2025 | | | |
| Cypress Union Football Club | 501(c)(3) | 2024 | $0 | $0 | 2024-05 |
| Cypress Warriors Mens Rugby Club | 501(c)(3) | 2025 | | | |
| D1 Baseball Stream | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| DC Eagles Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Daughters of Italian Heritage | 501(c)(7) | 2019 | $0 | $0 | 2025-12 |
| Debana Judo and Aikido Club | 501(c)(7) | 2016 | $0 | $0 | 2025-12 |
| Deep Sea Dads | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Deerfield Village Swim Team | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Deztination Sports the Way Forward Foundation | 501(c)(3) | 2025 | | | |
| Dobie Girls Soccer Booster Club | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Dobie Softball Booster Club | 501(c)(3) | 2026 | | $8,107 | 2025-07 |
| Drew Sports Association | 501(c)(3) | 2025 | | | |
| Du Swim & Dive Boosters | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Dwight Bazile Firefighter Foundation | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Each One Teach One Academy Inc | 501(c)(3) | 2025 | | | |
| Eado Boxing Club LLC | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| East Belt Elite Athletics | 501(c)(3) | 2024 | | | |
| East Houston Oilers | 501(c)(3) | 2018 | $0 | $8,500 | 2024-12 |
| East Houston Sports & Community Association | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Eastside Bengals Youth Sports | 501(c)(3) | 2014 | $0 | $0 | 2023-12 |
| Efc Houston Youth Soccer Club | 501(c)(3) | 2026 | | | |
| Ejaysorts | 501(c)(3) | 2025 | | | |
| Elite Falcons Athletics | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Elite Futbol Club Inc | 501(c)(3) | 2018 | $0 | $556 | 2024-12 |
| Elite Volleyball of Texas | 501(c)(3) | 2004 | $0 | $787 | 2025-07 |
| Eminence Baseball | 501(c)(3) | 2024 | | | |
| Equalplay Sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Everybody Belongs Club | 501(c)(3) | 2025 | $0 | $0 | 2026-06 |
| Eyecan Alliance | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| FBMS Tennis Booster | 501(c)(3) | 2026 | | | |
| FDC Houston Employees Club | 501(c)(7) | 2000 | $0 | $0 | 2025-12 |
| FLN Softball | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| First Racquet | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Fit Movement | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Float2fly | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Forever Victory Lap | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Forge Houston Foundation | 501(c)(3) | 2025 | | | |
| Framework Foundation | 501(c)(3) | 2025 | | | |
| Frank Black Middle School Baseball Softball | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| Freaks Come Out at Night Run Club | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| French American Baseball Softball F Oundation | 501(c)(3) | 2023 | | | |
| Friends of Alabonson Park | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Friends of Chimney Rock Park | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Friends of Cleveland Park | 501(c)(3) | 2026 | | | |
| Friends of Eastwood Park | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Friends of Houston Judoincorporated | 501(c)(3) | 2009 | $0 | $0 | 2024-12 |
| Friends of Lawrence and Milroy Parks | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Friends of Pinebrookwood Orcas | 501(c)(3) | 2026 | $0 | $0 | 2022-12 |
| Fundacion Juventud Lider | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| G7sba | 501(c)(3) | 2026 | | | |
| Galena Park Striders Track Club Incorporated | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Game Day Officials LLC | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Getfit2stayfit Foundation | 501(c)(3) | 2025 | | | |
| Goal Park Foundation | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Goat | 501(c)(3) | 2024 | $0 | $0 | 2023-05 |
| Gold Blooded Titans Youth Football and Cheer | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Gracefully Changed | 501(c)(3) | 2025 | $0 | $0 | 2026-03 |
| Grasping Insight Inc | 501(c)(3) | 2026 | | | |
| Gravel Collective | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Great Houston High School Figure Skating Team | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Greater Houston Pickleball | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Greenwood Forest Swim Team Association | 501(c)(3) | 2022 | $0 | $0 | 2025-09 |
| Gulf Arabian Horse Club | 501(c)(5) | 1971 | $0 | $0 | 2025-12 |
| Gulf Coast Karters Inc | 501(c)(3) | 2025 | | $148,949 | 2024-10 |
| Gulf Coast Mensa Inc | 501(c)(3) | 1967 | $0 | $0 | 2025-12 |
| HTX Gladiators Next Generation | 501(c)(3) | 2026 | | | |
| HVS Club Corporation | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Hardriders MC | 501(c)(3) | 2024 | | | |
| Harris County Jr Deputy Sheriffs Mounted Posse Trust | 501(c)(3) | 2015 | $0 | $0 | 2025-07 |
| Haute Wheels Racing | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Hearthstone Heatwaves | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Heartland Roller Derby Union Inc | 501(c)(3) | 2026 | | | |
| Heatherwood Community Swim Team | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Heights Hammerheads Aquatics Inc | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Hike Bike Alike Incorporated | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Hokulele Paddling Club | 501(c)(3) | 2018 | $0 | $0 | 2026-01 |
| Homeschool World Series Assoc | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Hoop Dreams Elite | 501(c)(3) | 2026 | | | |
| Houston Aces Soccer Foundation Inc | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Houston Adapted Sports Club | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Houston Aikikai | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Houston Angels Baseball | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Houston Angels Inc | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Houston Association of Sea Kayakers | 501(c)(7) | 2000 | $0 | $0 | 2025-12 |
| Houston Black Hikers | 501(c)(3) | 2025 | | | |
| Houston Bolts Baseball Club | 501(c)(3) | 2026 | | | |
| Houston Canoe Club Inc | 501(c)(4) | 2014 | $0 | $0 | 2025-12 |
| Houston Clutch Sports Association | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Houston Cobras | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Houston Flying Disc Society | 501(c)(7) | 2017 | $0 | $0 | 2025-12 |
| Houston Hammers Foundation | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Houston High School Volleyball League Corporation | 501(c)(3) | 2025 | | | |
| Houston Hurricane Lacrosse Club | 501(c)(3) | 2011 | $0 | $0 | 2023-12 |
| Houston Intenational in the Water Boat Show Inc | 501(c)(6) | 2017 | $0 | $0 | 2025-06 |
| Houston Invitational Tournament | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Houston Jr Hardballers | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Houston Kendo Kyokai Inc | 501(c)(3) | 2025 | | | |
| Houston Kenshikan | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Houston Lonestars Australian Football Club Inc | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Houston Longhorns Youth Football Or G | 501(c)(3) | 2025 | | | |
| Houston Lunatics Baseball Organization | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Houston Lynx Inc | 501(c)(3) | 2013 | $0 | $0 | 2026-05 |
| Houston Mini Motoring Society | 501(c)(7) | 2008 | $0 | $0 | 2025-12 |
| Houston Mustangs - Rocha | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Houston Outlaws Baseball | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Houston Racing Association | 501(c)(6) | 2014 | $0 | $0 | 2025-12 |
| Houston Rampage | 501(c)(3) | 2014 | $0 | $0 | 2023-12 |
| Houston Raptors Inc | 501(c)(3) | 2025 | | | |
| Houston Sabers Inc | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Houston Shine FC | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Houston Smiles Club | 501(c)(3) | 2026 | | | |
| Houston Sports Academy | 501(c)(3) | 2026 | | | |
| Houston Stingers Baseball Club | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| Houston Taso Basketball Referees | 501(c)(7) | 2020 | $0 | $0 | 2025-12 |
| Houston Team Handball | 501(c)(3) | 2019 | $0 | $0 | 2025-06 |
| Houston Tennis Club | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Houston Underwater Photographic Society | 501(c)(7) | 2009 | $0 | $0 | 2025-12 |
| Houston United Rugby Team Inc | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Houston Velocity Field Hockey Club | 501(c)(3) | 2021 | | $39,605 | 2024-12 |
| Houston Volleyball Group | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Houston Waves Swim Club | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Htown Sports Ninjas and Bats Inc | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Hudson Smith and Shell Family Reunions | 501(c)(7) | 2025 | $0 | $0 | 2025-12 |
| Humble Over Hype | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Hurricanes Flag Football Leauge of Houston | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| I Am Tennis Inc | 501(c)(3) | 2025 | | | |
| Ice Tre Elite Inc | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Impacting Houston Inc | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Independent Auto Repair Association Inc | 501(c)(6) | 2001 | $0 | $0 | 2025-12 |
| Inner Me Kids | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Integrity Wushu Association | 501(c)(3) | 2023 | $0 | $1 | 2024-12 |
| International Sports Mission Group | 501(c)(3) | 2020 | $0 | $0 | 2025-10 |
| Inwood North Community Outreach Program | 501(c)(3) | 2000 | $0 | $0 | 2023-12 |
| Iron Flexx Sculputred Muscle and Inner Strength Building Center | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| J Frank Dobie Volleyball Booster Club | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| J5 Foundation | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Jack Yates Track & Field Booster Club | 501(c)(3) | 2026 | | | |
| Jackets Fastpitch Softball Team | 501(c)(3) | 2026 | | | |
| Jackie Smith & Divinity Yd Ministry | 501(c)(3) | 2000 | $0 | $0 | 2025-12 |
| Jeffrey A Rostagno Foundation Inc | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| John Henry Smith Foundation Limited | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Johnson Space Center Amateur Radio Club | 501(c)(3) | 2021 | $0 | $0 | 2025-09 |
| Jy Football Alumni Association | 501(c)(3) | 2025 | | | |
| KTX Hooks Inc | 501(c)(3) | 2026 | | | |
| Kalamazoo River Community Recreational Foundation | 501(c)(3) | 2014 | | $2 million | 2025-12 |
| Kamp Khalil Inc | 501(c)(3) | 2011 | $0 | $0 | 2024-12 |
| Katy Raiders | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Korean Heritage Lacrosse Associatio N Inc | 501(c)(3) | 2025 | | $1 | 2025-12 |
| Ksita Inc | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Kyle Chapman Pony League | 501(c)(3) | 2013 | $0 | $0 | 2023-12 |
| L1 Foundation Inc | 501(c)(3) | 2023 | | $29,814 | 2025-12 |
| Lakes On Eldridge Swim Team | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Lakewood Lightning Swim | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Last Call Stampede Inc | 501(c)(7) | 2010 | $0 | $0 | 2025-12 |
| Leading Edge Sailing | 501(c)(3) | 2026 | | $1 | 2025-12 |
| Leave No Ball Player Behind | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Legacy Elite Academy Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-08 |
| Lindale LL | 501(c)(3) | 2026 | | | |
| Lionheart Academy Foundation | 501(c)(3) | 2026 | | | |
| Little League Baseball Inc | 501(c)(3) | 1981 | | | |
| Little League Baseball Inc | 501(c)(3) | 1981 | $0 | $0 | 2025-12 |
| Little League Baseball Inc 3431603 Bayland Park LL | 501(c)(3) | 1967 | $0 | $0 | 2025-09 |
| Lone Star Swim Team | 501(c)(3) | 2003 | | $610,163 | 2025-12 |
| Long Running Club | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Love Your Neighbor H-Town | 501(c)(3) | 2024 | $0 | $1 | 2024-12 |
| MCT Enterprise Inc | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Macarthur Generals Baseball Club Inc | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Major Taylor - Houston Cycling Club | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Major Wingfield Historical Society Inc | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Maplewood Marlins Swim Team | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Medalist Golf Association | 501(c)(7) | 2002 | $0 | $0 | 2023-12 |
| Memorial Ashford Youth Association Inc | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Memorial Girls Class of 2028 | 501(c)(7) | 2026 | | | |
| Metropolitan Houston Chapter Chevron Retirees Association | 501(c)(4) | 1986 | $0 | $0 | 2025-12 |
| Mi3 Youth Sports | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Milby Wrestling Booster Club | 501(c)(3) | 2026 | | | |
| Mississippi State Alumni Association Houston Chapter | 501(c)(7) | 2012 | $0 | $0 | 2025-12 |
| Mori Gaam USA Foundation | 501(c)(3) | 2019 | | $45,288 | 2024-12 |
| Mustang Club of Houston Inc | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| My Journey Basketball Academy Corpo Ration | 501(c)(3) | 2026 | | | |
| Myrtis Dightman Hall of Fame Youth Rodeo | 501(c)(3) | 2026 | | | |
| NLC Love City Community Development Corporation | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Nation Tennis & Recreation Club Inc | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| National Association of Certified Yoga Teachers | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| National Pan-Hellenic Council Inc of Houston | 501(c)(7) | 2022 | $0 | $0 | 2024-08 |
| Nature Heritage Society | 501(c)(3) | 1993 | $0 | $0 | 2024-12 |
| Ndi-Ichie Youth Cultural Foundation | 501(c)(3) | 2013 | $0 | $9,998 | 2025-12 |
| Next Level Elite Sports | 501(c)(3) | 2026 | | | |
| Norchester Neighborhood Swim Team | 501(c)(3) | 2026 | | | |
| Norhill Neighborhood Association Inc | 501(c)(4) | 2014 | $0 | $0 | 2025-12 |
| North Channel Little League | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| North East Rams Football and Cheer | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| North Houston Bucs | 501(c)(3) | 2024 | | | |
| North Shore Challenger | 501(c)(3) | 2026 | | | |
| North Shore Mustangs Youth Football and Cheer | 501(c)(3) | 2019 | $0 | $0 | 2023-12 |
| Northeastern Trailriders Association Inc | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Northside Striders Aldine Track Club | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Northwest Houston Radio Control Club | 501(c)(7) | 2025 | $0 | $0 | 2025-12 |
| Nottingham Womens Club | 501(c)(7) | 2026 | $0 | $0 | 2026-07 |
| Novice Invitational | 501(c)(7) | 2002 | $0 | $0 | 2024-12 |
| Odc Bats Select Team | 501(c)(7) | 2024 | $0 | $0 | 2023-12 |
| Old Braeswood Park Corporation | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Olde Tymers Softball League Inc | 501(c)(3) | 2025 | | | |
| One Cent Foundation | 501(c)(3) | 2016 | | $258 | 2026-05 |
| Oppunome Inc | 501(c)(7) | 2026 | | | |
| Parkwood American Little League | 501(c)(3) | 2025 | | | |
| Perkins Select | 501(c)(3) | 2026 | | | |
| Picklebees Limited | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Pom N Pressure | 501(c)(3) | 2025 | | | |
| Power Her Up | 501(c)(3) | 2024 | | | |
| Prairie View Interscholastic League Coaches Association Inc | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Press Up Basketball | 501(c)(3) | 2025 | | | |
| Prestonwood Flyers Swim Team | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Purpose Baseball Training - PBT Limited | 501(c)(3) | 2026 | | | |
| Quality Time Fishing Club | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Re-Creation Sports of America Inc | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Recycled Baseball Items Inc | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| Recycled Cycles of Texas Inc | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Revitalize America Partnership 9 | 501(c)(3) | 1994 | $0 | $0 | 2025-12 |
| Revive F W | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Revolution Soccer Foundation | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Rice Motorsports Team | 501(c)(3) | 2026 | | | |
| Runnin Wit Da Mobb | 501(c)(3) | 2025 | | | |
| Ruth Jones Macdonald Charitable Trust | 501(c)(3) | 2000 | | $7 million | 2025-06 |
| SLB Cycling Club | 501(c)(3) | 2024 | $0 | $0 | 2025-08 |
| Sagemont Civic Club Inc | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Saltwater Anglers of Texas | 501(c)(3) | 2024 | $0 | $0 | 2025-06 |
| Sam Houston Corvette Club | 501(c)(7) | 2018 | $0 | $0 | 2026-06 |
| San Jacinto High Rollers Motorcycle Club | 501(c)(7) | 2009 | $0 | $0 | 2025-10 |
| Sandbox Center Inc | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Savannah Boxing Association and Youth Club Inc | 501(c)(3) | 1992 | $0 | $0 | 2025-12 |
| Scuderia Alfa Romeo Inc | 501(c)(7) | 2012 | $0 | $0 | 2024-12 |
| Second Wind Parrot Head Club | 501(c)(7) | 2026 | | | |
| Select Youth Sports Association | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Senior B Ballers Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Sheldon Football League | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Sheryl Swoopes Foundation | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Soccer Centro Inc | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Softball Sisters | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Soleties Run Club | 501(c)(3) | 2025 | $0 | $0 | 2026-02 |
| Solid Rock Community Development Corporation | 501(c)(3) | 1999 | $0 | $0 | 2024-12 |
| Soluxe Links Foundation | 501(c)(3) | 2025 | | | |
| Sos Strikers | 501(c)(3) | 2024 | | | |
| Southbelt Area Swim Team | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Southbelt Youth Baseball | 501(c)(3) | 2023 | $0 | $0 | 2025-09 |
| Southeast Coalition Community Development Corporation | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Southeast Raiders Youth Football and Cheer | 501(c)(3) | 2015 | | $380 | 2025-12 |
| Southside Fire Truck Park Fund | 501(c)(3) | 2011 | $0 | $0 | 2025-06 |
| Southwest Trailriders Association Inc | 501(c)(3) | 1994 | $0 | $0 | 2025-12 |
| Space City Pets | 501(c)(7) | 2025 | | | |
| Space City Pride FC Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Space City Rugby | 501(c)(3) | 2019 | $0 | $0 | 2026-07 |
| Space Jam Elite | 501(c)(3) | 2022 | $0 | $0 | 2023-12 |
| Special People Camp Inc | 501(c)(3) | 2019 | $0 | $0 | 2024-02 |
| Spring Area Radio Kontrol Society Inc | 501(c)(7) | 2012 | $0 | $0 | 2026-01 |
| Spring Branch Little League Inc | 501(c)(3) | 2026 | | | |
| Spring Football League | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Spring Seminoles Sports | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Squash for All Foundation | 501(c)(3) | 2025 | | | |
| Stratford Girls Lacrosse Club | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| Stratford High School Lacrosse | 501(c)(3) | 2016 | $0 | $1 | 2025-06 |
| Studewood Cobras Youth Athletics Inc | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Swim 4 Presley | 501(c)(3) | 2026 | | | |
| TRTC Inc | 501(c)(3) | 2026 | | | |
| Taon Inc | 501(c)(3) | 2025 | | | |
| Tau Epsilon Chapter of Omega Psi Phi Fraternity | 501(c)(7) | 2024 | | | |
| Team Ubg Cycling | 501(c)(3) | 2021 | $0 | $0 | 2025-11 |
| Texas Bay Area Lacrosse | 501(c)(3) | 2000 | $0 | $0 | 2025-06 |
| Texas Delta Chapter Sigma Phi Epsil On Fraternity | 501(c)(7) | 2026 | | | |
| Texas Fall Football League | 501(c)(3) | 2005 | | | |
| Texas Fit Kids Inc | 501(c)(3) | 2022 | $0 | $0 | 2023-12 |
| Texas Gulf Coast Council of Diving Clubs | 501(c)(4) | 2011 | $0 | $0 | 2025-12 |
| Texas Interscholastic Swimming & Diving Officials | 501(c)(3) | 2021 | $0 | $0 | 2026-05 |
| Texas Jigsaw Puzzling Association | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Texas Lacrosse Officials Association | 501(c)(3) | 2014 | $0 | $0 | 2024-09 |
| Texas National Force | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Texas Power Soccer | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Texas RFC | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Texas Recreational Aircraft Club Inc | 501(c)(7) | 2019 | $0 | $0 | 2025-12 |
| Texas Senior Games Association | 501(c)(3) | 1996 | $0 | $0 | 2025-12 |
| The Houston Polo and Equestrian Center | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| The Perfect Fit Foundation | 501(c)(3) | 2025 | | | |
| The United States Pony Clubs Inc | 501(c)(3) | 2002 | $0 | $0 | 2023-12 |
| Third Ward Tennis Association Inc | 501(c)(3) | 2026 | | | |
| Thirsty Donkey Charity Corporation | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Thornwood Sharks Swim Team Inc | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Tke Pi-Eta Alumni Association Inc | 501(c)(7) | 2016 | $0 | $0 | 2023-12 |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 |
| Toastmasters International | 501(c)(3) | | $0 | $0 | 2025-12 |
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 |