Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Worldmind Nature Immersion SchoolDenver | Form 990 | $1,111,158FY2025 |
| Eagle River Watershed Council IncEagle | Form 990 | $1,107,789FY2025 |
| Friends of the Dillon Ranger District a Co Nonprofit CorpSilverthorne | Form 990 | $1,099,532FY2025 |
| Small Town ProjectRocky Ford | Form 990 | $1,097,825FY2025 |
| Big Thompson Watershed CoalitionLoveland | Form 990 | $1,088,814FY2024 |
| High Plains Environmental CenterLoveland | Form 990 | $1,049,252FY2024 |
| Montezuma Land ConservancyCortez | Form 990 | $1,014,412FY2024 |
| Middle Colorado Watershed CouncilRifle | Form 990 | $984,711FY2025 |
| Boulder Watershed CollectiveBoulder | Form 990 | $975,650FY2024 |
| Colorado Parks & Recreation AssociationWheat Ridge | Form 990 | $971,778FY2025 |
| Estes Valley Land Trust IncEstes Park | Form 990 | $908,654FY2024 |
| Nature and Wildlife Discovery CenterBeulah | Form 990 | $891,602FY2025 |
| Colorado Energy & Water InstituteDenver | Form 990 | $889,158FY2025 |
| Weed Science Society of AmericaEaton | Form 990 | $878,992FY2024 |
| Colorado Foundation for Water EducationDenver | Form 990 | $878,447FY2025 |
| Four Corners Office for Resource EfficiencyDurango | Form 990 | $874,363FY2025 |
| Mountain Area Land TrustEvergreen | Form 990 | $869,399FY2024 |
| Colorado Alliance for Environmental EducationDenver | Form 990 | $849,383FY2025 |
| Green Corps IncDenver | Form 990 | $802,778FY2025 |
| Heart J Center for Experiential Learning at Sylvan Dale RanchLoveland | Form 990 | $802,350FY2024 |
| Energy Smart ColoradoFrisco | Form 990 | $784,092FY2025 |
| Cottonwood InstituteDenver | Form 990 | $779,815FY2025 |
| Colorado Ag Water AllianceLittleton | Form 990 | $766,314FY2025 |
| Izaak Walton League of America IncColorado Springs | Form 990 | $751,029FY2024 |
| GOALSEvergreen | Form 990 | $746,774FY2024 |
| American Solar Energy Society IncBoulder | Form 990 | $743,911FY2025 |
| LighthawkLoveland | Form 990 | $729,263FY2025 |
| Womens Voices for the EarthDenver | Form 990 | $723,660FY2025 |
| Wildfire Collaborative Roaring Fork ValleyCarbondale | Form 990 | $711,030FY2025 |
| Yampatika Outdoor Awareness AssociationSteamboat Springs | Form 990 | $705,493FY2024 |
| Uviation World WaterCanon City | Form 990 | $700,345FY2024 |
| Trails Preservation AllianceGreeley | Form 990 | $685,162FY2025 |
| Community Thrift & Treasure IncGlenwood Springs | Form 990 | $674,920FY2025 |
| Poudre Heritage Alliance a Colorado Nonprofit CorporationWindsor | Form 990 | $674,545FY2025 |
| Western Way OrganizationEnglewood | Form 990 | $654,546FY2024 |
| Art Parts Creative Reuse CenterBoulder | Form 990 | $650,375FY2025 |
| Peaks to People Water FundFort Collins | Form 990 | $641,187FY2025 |
| Yampa River Botanic Park SocietySteamboat Springs | Form 990 | $637,298FY2025 |
| Common FoundationBoulder | Form 990 | $631,629FY2024 |
| Co-Op Leadership AcademyBayfield | Form 990 | $630,677FY2025 |
| Ithaka Land IncColorado Springs | Form 990 | $622,706FY2025 |
| Council for the New Energy EconomicsBoulder | Form 990 | $617,500FY2024 |
| Rocky Mountain Wild IncorporatedDenver | Form 990 | $593,506FY2025 |
| GuidestoneSalida | Form 990 | $572,712FY2025 |
| Circular Colorado IncorporatedBroomfield | Form 990 | $569,418FY2024 |
| Colorado Watershed AssemblyGlendale | Form 990 | $568,882FY2024 |
| Creatio IncDenver | Form 990 | $566,586FY2024 |
| Blue River Watershed GroupSilverthorne | Form 990 | $563,228FY2024 |
| Recreative DenverDenver | Form 990 | $539,974FY2025 |
| Rocky Mountain Water Environment AssocDenver | Form 990 | $539,782FY2024 |
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