| Chapman Hanson Foundation | | Cincinnati, OH | National | 5 | 2024 | $500,000 |
| Community Foundation of Northern Colorado | | Fort Collins, CO | Local | 4 | 2024 | $380,100 |
| R C Kemper Charitable Trust United Mo Bk Kansas City Ttee | | Kansas City, MO | Local | 1 | 2024 | $150,000 |
| Thomas O Brown Foundation | | Warrenville, IL | National | 6 | 2024 | $95,000 |
| Graham Edwin and Sharon Janosik Mitchell Foundation | | West Chester, OH | Local | 7 | 2024 | $28,000 |
| Caruthers Family Foundation | | Denver, CO | Local | 2 | 2024 | $20,000 |
| Bass Pro Shops & Cabelas Outdoor Fund | | Springfield, MO | National | 1 | 2024 | $10,000 |
| Broe Family Foundation | | Denver, CO | Local | 1 | 2024 | $10,000 |
| Mollie Mitchell & John Wilson Foundation | | Golden, CO | Local | 5 | 2024 | $5,000 |
| Wilson Conservation Trust | | | National | 1 | 2024 | $5,000 |
| Edward Mosby Lincoln Foundation | | Wichita, KS | Local | 2 | 2024 | $3,500 |
| The Family Mayer Foundation Inc | | Boulder, CO | National | 5 | 2024 | $2,800 |
| Colorado Wildlife Habitat Preservation Foundation | | Norton Shores, MI | Local | 6 | 2024 | $1,800 |
| George F and Virginia B Markham Foundation Inc | | Milwaukee, WI | National | 6 | 2024 | $1,800 |
| Helen J Urban & Thomas Nelson Urban Sr Charitable Fdn Tr III | | Des Moines, IA | Local | 6 | 2024 | $1,140 |
| Mary a & Raymond F Kennedy Family Foundation | | Chicago, IL | Local | 1 | 2024 | $1,000 |
| Robert E and Anne T Sneed Family Foundation | | Denver, CO | Local | 4 | 2024 | $554 |
| First Eagle Investment Management Foundation | | Wilmington, DE | Local | 2 | 2024 | $200 |
| Scharp Family Foundation | | Monument, CO | Local | 1 | 2024 | $200 |
| Joseph Family Foundation Inc | | Louisville, KY | Local | 2 | 2024 | $100 |
| National Park Foundation | | Washington, DC | National | 7 | 2023 | $2,560,763 |
| Rose Community Foundation | | Denver, CO | Local | 1 | 2023 | $100,000 |
| R C Kemper Jr Charitable Trust & Foundation | | Kansas City, MO | Local | 1 | 2023 | $25,000 |
| Paula and William J Marino Family Foundation | | New Vernon, NJ | National | 2 | 2023 | $9,500 |
| Rotary International | | Estes Park, CO | Local | 1 | 2023 | $6,555 |
| Frank C Marino Foundation Inc | | Baltimore, MD | Local | 4 | 2023 | $400 |
| Daniel S Chillemi Charitable Fnd | | Eastchester, NY | Local | 3 | 2022 | $70,000 |
| The National Environmental Education and Training Foundation | | Washington, DC | National | 1 | 2022 | $15,000 |
| Winslow Family Foundation | | Kamuela, HI | Local | 2 | 2022 | $10,000 |
| Grant Family Fund | | Galveston, TX | National | 6 | 2022 | $9,000 |
| The Eugene C Armstrong Family Foundation Inc | | Greenwood Vlg, CO | Local | 1 | 2022 | $8,000 |
| Losam Fund | | Milwaukee, WI | — | 5 | 2022 | $1,750 |
| Terry J & Susan K Hanson Foundation | | Fountain Hls, AZ | National | 2 | 2022 | $1,000 |
| Prologis Foundation | | Denver, CO | National | 2 | 2022 | $127 |
| Janus Foundation | | Denver, CO | Local | 3 | 2022 | $76 |
| Justine & Leslie Bailey Charitable Tr | | Grand Jct, CO | Local | 4 | 2021 | $64,887 |
| Bruce and Ann Bachmann Family Foundation | | Northbrook, IL | Local | 3 | 2021 | $7,000 |
| Melvin W and Masel a Kallenbachfoundation Inc | | Newburgh, IN | Local | 1 | 2021 | $5,000 |
| Margaret Kendrick Blodgett Foundation | | | Local | 1 | 2021 | $5,000 |
| Sweeneys Share the Love Foundation | | | Local | 1 | 2021 | $1,000 |
| Birches Foundation | | Walnut Creek, CA | — | 1 | 2021 | $1,000 |
| Lumina Foundation for Education Inc | | Indianapolis, IN | National | 1 | 2021 | $750 |
| Doris Duke Foundation Inc | | New York, NY | Local | 1 | 2020 | $300 |
| Adorjan Family Foundation | | Shrewsbury, MO | Local | 2 | 2020 | $200 |
| Colorado Trust | | Denver, CO | — | 2 | 2020 | $100 |
| The Corps Network | | Washington, DC | National | 3 | 2019 | $57,166 |
| Todd Family Foundation | | | — | 2 | 2019 | $4,900 |
| Melissa K Eliot Created Under the Kullgren Family Charitable Tr | | Denver, CO | Local | 1 | 2019 | $2,500 |
| Steiner-King Foundation | | Cincinnati, OH | National | 1 | 2019 | $500 |
| National Forest Foundation | | Missoula, MT | National | 2 | 2018 | $33,700 |
| 3 Bs Foundation Inc | | New York, NY | National | 1 | 2018 | $5,500 |
| The Colorado Health Foundation | | Denver, CO | Local | 1 | 2018 | $1,000 |