| Name | Deductibility Code |
| Art for Life Foundation | 4 |
| California Mathematics Council | -- |
| Clayton Community Library Foundation | -- |
| Clayton Community School | -- |
| Clayton Historical Society | -- |
| Clayton K-9 Coalition | -- |
| Clayton Valley Athletic Association | -- |
| Clayton Valley High School Athletic Boosters Club | -- |
| Clayton Valley Performing Art Center | -- |
| Clayton Valley-Concord Sunrise Rotary Charitable Fund Inc. | -- |
| Clayton-Concord Live Oak Pioneer Cemetery Association | 6 |
| Committee for Health Rights in the Americas | -- |
| Corvid Connection | -- |
| Cta Crossroads Theatre | -- |
| Dana Hills Swim Team | -- |
| Diablo View Middle School Parent Faculty Club | -- |
| Drama Mama Inc. | -- |
| Eagle Peak Montessori School | -- |
| Friends of Visionmexico | -- |
| Future Colours Corp | -- |
| Matt Galvin Memorial Scholarship Fund | -- |
| Mt. Diablo Elementary School Parent Faculty Club | -- |
| Mt. Diablo Soccer Club Inc. | -- |
| White Stag Association | -- |
| Witness Inc. | 4 |
| Word & Witness Ministries Inc. | -- |
| Yerba Buena Chapter Capitulus Redivivus No 1 E Clampus Vitus Inc. | -- |