Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Flatsworthy IncFulton | Form 990-EZ | $155,519FY2025 |
| FloranthropyTomball | Form 990-EZ | $151,896FY2024 |
| Keep Rowlett Beautiful IncRowlett | Form 990 | $149,450FY2025 |
| Terra Advocati IncSan Antonio | Form 990-EZ | $148,767FY2024 |
| Langtree-Duck Farm Eco CenterRaywood | Form 990 | $146,250FY2024 |
| Texas Section Society for Range ManagementSan Angelo | Form 990 | $146,172FY2024 |
| Ruby Heart Foundation IncGuy | Form 990-EZ | $141,600FY2024 |
| Cleantx Foundation IncAustin | Form 990-EZ | $141,259FY2024 |
| Cullinan Park ConservancySugar Land | Form 990 | $141,012FY2024 |
| Save Texas StreamsAustin | Form 990-EZ | $138,121FY2024 |
| Texas Botanical Gardens and Native American Interpretive Center IncGoldthwaite | Form 990 | $136,207FY2024 |
| Keep Lewisville BeautifulLewisville | Form 990-EZ | $134,626FY2025 |
| Big Thicket Natural Heritage TrustKountze | Form 990 | $134,278FY2025 |
| Angelina Beautiful CleanLufkin | Form 990-EZ | $133,599FY2025 |
| Bisbees Fish & Wildlife Conservation FundPlano | Form 990-EZ | $132,407FY2024 |
| Dallas County Master Gardener Association IncDallas | Form 990-EZ | $132,073FY2024 |
| Knowledge Point NetworkLivingston | Form 990-EZ | $131,088FY2025 |
| Keep Sugar Land BeautifulSugar Land | Form 990-EZ | $130,511FY2025 |
| Comal County Conservation Alliance IncNew Braunfels | Form 990-EZ | $129,802FY2024 |
| Biowell IncHouston | Form 990-EZ | $128,211FY2025 |
| Emission Reduction Credit Corporation of the Gulf CoastHouston | Form 990 | $127,329FY2026 |
| Solar AustinAustin | Form 990-EZ | $126,618FY2025 |
| Wichita Falls Streams and Valleys IncWichita Falls | Form 990-EZ | $126,249FY2025 |
| Ohba - Organic EducatorsHouston | Form 990-EZ | $123,133FY2024 |
| Bird EndowmentHouston | Form 990-EZ | $117,628FY2025 |
| Central Texas Mycological SocietyAustin | Form 990-EZ | $117,507FY2025 |
| Keep Henderson BeautifulHenderson | Form 990-EZ | $117,342FY2025 |
| Recycling Alliance of TexasAustin | Form 990-EZ | $113,413FY2025 |
| Denton County Master Gardener AssociatationDenton | Form 990-EZ | $110,030FY2025 |
| Eco Kids Club IncSan Antonio | Form 990-EZ | $108,743FY2025 |
| Fort Bend GreenHouston | Form 990-EZ | $107,522FY2025 |
| Magnolia Garden ClubBeaumont | Form 990-EZ | $106,612FY2025 |
| With HeartHouston | Form 990-EZ | $102,161FY2023 |
| 3D Nature Technologies IncSan Marcos | Form 990-EZ | $102,137FY2025 |
| Keep Brazos Beautiful IncBryan | Form 990-EZ | $101,450FY2025 |
| Friends of CTWCSpicewood | Form 990-EZ | $101,310FY2025 |
| Friends of Hondo CanyonTarpley | Form 990-EZ | $101,031FY2025 |
| Green Careers DallasDallas | Form 990-EZ | $100,865FY2024 |
| Eaton Hill Nature Center & PreserveSonora | Form 990-EZ | $99,082FY2025 |
| Environmental StewardshipBastrop | Form 990-EZ | $98,741FY2025 |
| Climate Conversation Brazoria CountyAngleton | Form 990-EZ | $96,713FY2024 |
| Future Energies FoundationPearland | Form 990-EZ | $94,500FY2024 |
| Bexar County Master GardenersSan Antonio | Form 990-EZ | $93,399FY2025 |
| Texas Water Utilities AssociationBeaumont | Form 990-EZ | $92,775FY2025 |
| Camp Ota IncAlvin | Form 990-EZ | $92,655FY2025 |
| HealthcodeAustin | Form 990-EZ | $92,501FY2025 |
| River Aid San AntonioSan Antonio | Form 990-EZ | $91,821FY2024 |
| Scenic Galveston IncorporatedHouston | Form 990 | $91,190FY2024 |
| Artable CuriositiesSeguin | Form 990-EZ | $90,890FY2025 |
| Friends of Balcones Canyonlands National Wildlife RefugeLago Vista | Form 990-EZ | $90,181FY2025 |
201 to 250 of 1,214