- Dean Witter Foundation
- The Morgan Family Foundation
- The Harvey L. Sorensen and Maud C. Sorensen Foundation
- The Waitte Foundation
- Wells Fargo Foundation
- The Safeway Foundation
- Dixie Trailer Works, Inc.
- In-N-Out Burger Foundation
- Sharks Foundation
- The Sovereign Order of St. John of Jerusalem Knights
Hospitaller
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- Portola Farms, Inc.
- B.R. Cohn Winery
- Hurlbut-Johnson Trust Fund
- LaureL Foundation
- CB Wellness Foundation
- The Mounted Patrol of San Mateo County Foundation
- Gordon and Betty Moore Foundation
- Corbalis Family Foundation
- Rademaker Foundation
- The John Ben Snow Memorial Trust
- The Jack Van Sickle Foundation
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