| Thompson Family Foundation | | Seattle, WA | Local | 5 | 2024 | $75,000 |
| Schulze Family Foundation | | Mercer Island, WA | Local | 3 | 2024 | $41,000 |
| The Fritz and Mary Lee Duda Family Foundation | | Dallas, TX | Local | 5 | 2024 | $37,500 |
| Williams Family Stewardship Foundation | | | Local | 3 | 2024 | $20,000 |
| Mark H & Blanche M Harrington Foundation | | Ontario, CA | National | 2 | 2024 | $15,000 |
| The Wold Family Foundation | | Seattle, WA | National | 2 | 2024 | $13,000 |
| Betcher Family Foundation | | Gig Harbor, WA | Local | 2 | 2024 | $4,000 |
| Mabel Horrigan Foundation | | Colorado Spgs, CO | National | 2 | 2024 | $4,000 |
| Shamrock Trust Dated 04 18 2016 | | Tucson, AZ | Local | 5 | 2024 | $2,400 |
| Riley W and Nancy a Pleas Family Foundation | | Seattle, WA | Local | 4 | 2024 | $2,000 |
| Raikes Foundation | | Seattle, WA | National | 4 | 2023 | $10,000 |
| The Dr Maxwell Hurston Family Foundation Inc | | Laytonsville, MD | National | 4 | 2023 | $7,000 |
| Select Equity Group Foundation | | New York, NY | Local | 1 | 2023 | $5,000 |
| Lester and Bernice Smith Foundation | | Bellevue, WA | — | 1 | 2022 | $5,700 |
| Realnetworks Foundation | | Seattle, WA | Local | 1 | 2022 | $500 |
| Joshua Green Foundation Inc | | Seattle, WA | Local | 1 | 2021 | $100,000 |
| Norcliffe Foundation | | Seattle, WA | Local | 1 | 2020 | $350,000 |
| Willcoxon Family Foundation | | Joplin, MO | Local | 3 | 2020 | $20,000 |
| James & Grace Cain Foundation | | Kirkland, WA | National | 2 | 2020 | $15,000 |
| Thomas B Tilford Fam Foundation | | Seattle, WA | Local | 1 | 2019 | $5,000 |
| Catania Family Foundation | | Redmond, WA | Local | 1 | 2019 | $4,000 |
| The Samuel Roberts Noble Foundation | | Ardmore, OK | Local | 1 | 2019 | $500 |
| The Shamrock Foundation | | | — | 1 | 2019 | $450 |
| Horrigan Foundation Inc | | Pasco, WA | Local | 2 | 2018 | $6,500 |
| Andersen Construction Foundation | | Portland, OR | Local | 1 | 2018 | $3,880 |