| Lake Granbury Master GardnersGranbury | Form 990-N | No figure |
| Southwest Section of the Air & Waste Management AssociationSan Antonio | Form 990-N | No figure |
| Harrison County Master Gardener AssociationMarshall | Form 990-N | No figure |
| Texas Panhandle Audubon SocietyCanyon | Form 990-N | No figure |
| The Crape Myrtle Trails of McKinney FoundationMcKinney | Form 990-N | No figure |
| Keep Allen Beautiful CorporationAllen | Form 990-N | No figure |
| Edwards Plateau Prescribed Burning AssnSan Angelo | Form 990-N | No figure |
| Arlington Organic Garden ClubArlington | Form 990-N | No figure |
| Friends of Colorado Bend State ParkBend | Form 990-N | No figure |
| Friends of Ft Boggy State ParkCenterville | Form 990-N | No figure |
| Friends of the GrasslandsAlvord | Form 990-N | No figure |
| Keep Paris Beautiful IncParis | Form 990-N | No figure |
| Angelina County Master GardnersLufkin | Form 990-N | No figure |
| Howard County Master Gardeners IncBig Spring | Form 990-N | No figure |
| Friends of Lake Brownwood State Park IncBrownwood | Form 990-N | No figure |
| Gregg County Master Gardeners AssociationLongview | Form 990-N | No figure |
| East Texas Chapter of the Texas Master NaturalistTyler | Form 990-N | No figure |
| Coastal Bend ConservancyCorpus Christi | Form 990-N | No figure |
| Friends of Martin Dies State ParkJasper | Form 990-N | No figure |
| Panhandle Geological SocietyAmarillo | Form 990-N | No figure |
| Air & Waste Management Association Gulf Coast ChapterHouston | Form 990-N | No figure |
| Herb Society of America South Texas UnitHouston | Form 990-N | No figure |
| Montgomery County Beautification AssociationConroe | Form 990-N | No figure |
| Beautify Beaumont IncBeaumont | Form 990-N | No figure |
| Southeast Texas ResourceNew Caney | Form 990-N | No figure |
| International Oleander SocietyGalveston | Form 990-N | No figure |
| Woodlands RecyclesThe Woodlands | Form 990-N | No figure |
| Westbury Area Improvement CorpHouston | Form 990-N | No figure |
| Washington County Advisory Council on RecyclingBrenham | Form 990-N | No figure |
| Lone Star African Violet CouncilMagnolia | Form 990-N | No figure |
| East Matagorda Bay Foundation IncBay City | Form 990-N | No figure |
| Society for the Advancement of Floral DesignHouston | Form 990-N | No figure |
| Golden Triangle Audubon SocietyNederland | Form 990-N | No figure |
| Beautify El Campo Extension IncEl Campo | Form 990-N | No figure |
| Manor Drive Preservation Society IncSugar Land | Form 990-N | No figure |
| Sun Rise InstituteHouston | Form 990-N | No figure |
| Friends of the Baytown Nature Center IncBaytown | Form 990-N | No figure |
| Texas Gulf Coast Fern SocietyHouston | Form 990-N | No figure |
| Save Our Beach AssociationSurfside Bch | Form 990-N | No figure |
| Jefferson County Master Gardners IncBeaumont | Form 990-N | No figure |
| Houston Outdoor Learning Academy IncSpring | Form 990-N | No figure |
| First Ward Civic Council IncHouston | Form 990-N | No figure |
| Texas Master Naturalist Gulf Coast Chapter IncHouston | Form 990-N | No figure |
| Lower Brazos River ConservancyHouston | Form 990-N | No figure |
| Sabine Neches Conservation IncDanbury | Form 990-N | No figure |
| Hill Country Unit of the Herb Society of America IncWimberley | Form 990-N | No figure |
| Greater Caddo Lake Association of TexasKarnack | Form 990-N | No figure |
| Youth Outdoor UnityHouston | Form 990-N | No figure |
| Piney Wood Lakes Chapter of Texas Master Naturalist ProgramLivingston | Form 990-N | No figure |
| Lake Somerville Resource Management PartnershipSomerville | Form 990-N | No figure |