Houston Arboretum & Nature Center 74-1587880 Click to copy TX Environment 13 Buffalo Bayou Partnership 76-0183954 Click to copy TX Environment 12 Coastal Prairie Conservancy 76-0377029 Click to copy TX Environment 12 Houston Audubon Society 23-7011870 Click to copy TX Environment 12 Hill Country Alliance 26-0106908 Click to copy TX Environment 11 Texas Agricultural Land Trust 26-0161807 Click to copy TX Environment 11 Hill Country Conservancy Inc 74-2948145 Click to copy TX Environment 9 San Antonio Botanical Garden Society Inc 74-2178792 Click to copy TX Environment 9 Urban Harvest Inc 76-0501430 Click to copy TX Environment 9 Big Bend Conservation Alliance 47-3670796 Click to copy TX Environment 8 Friends of Cibolo Wilderness 74-2564700 Click to copy TX Environment 8 Great Springs Project Inc 82-4915975 Click to copy TX Environment 8 Trees for Houston 76-0046318 Click to copy TX Environment 8 Dallas Arboretum Foundation 82-2625052 Click to copy TX Environment 7 Sustainable Food Center Inc 74-2441468 Click to copy TX Environment 7 Texas Land Conservancy 75-1825883 Click to copy TX Environment 7 Armand Bayou Nature Center Inc 23-7403757 Click to copy TX Environment 6 Bayou Preservation Association Inc 74-6075031 Click to copy TX Environment 6 Coastal Bend Bays & Estuaries Program 74-2924909 Click to copy TX Environment 6 Houston Wilderness Inc 42-1573695 Click to copy TX Environment 6 San Antonio River Foundation 42-1602181 Click to copy TX Environment 6 Save Our Springs Alliance Inc 74-2659159 Click to copy TX Environment 6 Texas Water Trade 83-2740232 Click to copy TX Environment 6 Bobwhite Brigade 75-2703420 Click to copy TX Environment 5 Coastal Conservation Association 74-1984482 Click to copy TX Environment 5 Devils River Conservancy 27-4272004 Click to copy TX Environment 5 Peckerwood Gardens Conservation Foundation Inc 76-0567365 Click to copy TX Environment 5 Texas Land Trust Council 85-0488313 Click to copy TX Environment 5 Westcave Outdoor Discovery Center 51-0204049 Click to copy TX Environment 5 Western Rivers Conservancy 93-1326405 Click to copy OR Environment 5 Will Erwin Headache Research Foundation 46-4886305 Click to copy TX Environment 5 African Wildlife Conservation Coalition Inc 82-5482588 Click to copy FL Environment 4 Artist Boat Inc 56-2394277 Click to copy TX Environment 4 Bayou City Waterkeeper Inc 26-0187498 Click to copy TX Environment 4 Comal County Conservation Alliance Inc 83-0784635 Click to copy TX Environment 4 Dallas Arboretum & Botanical 23-7375815 Click to copy TX Environment 4 Greater Edwards Aquifer Alliance Inc 25-1907558 Click to copy TX Environment 4 Headwaters at the Comal 82-2200071 Click to copy TX Environment 4 River Bend Nature Works 75-2596907 Click to copy TX Environment 4 Shoal Creek Conservancy 46-2705100 Click to copy TX Environment 4 South Texas Botanical Gardens & Nature Center 74-2274448 Click to copy TX Environment 4 Texas Water Foundation Inc 74-2866967 Click to copy TX Environment 4 Willow Waterhole Greenspace Conservancy Inc 76-0685448 Click to copy TX Environment 4 Caddo Lake Institute Inc 20-3622669 Click to copy LA Environment 3 Colorado River Land Trust Inc 46-1481647 Click to copy TX Environment 3 Cullinan Park Conservancy 45-4477343 Click to copy TX Environment 3 Dallas Ecological Foundation 75-1761481 Click to copy TX Environment 3 Fort Worth Garden Club Inc 75-1840314 Click to copy TX Environment 3 Fossil Rim Wildlife Center Inc 75-2327438 Click to copy TX Environment 3 Friends of the Katy Trail Inc 75-2708139 Click to copy TX Environment 3