Data / Nonprofits / California / Mill Valley / Community improvement and capacity building
Community improvement and capacity building nonprofits in Mill Valley, CA: 12 registered with the IRS
12 community improvement and capacity building nonprofits are registered with the IRS in Mill Valley, CA, 6 of them 501(c)(3) charities; the 3 that report revenue took in $42.4 million. The largest by revenue: Imagine Worldwide ($41.5 million), GBX Global ($560,814), Homestead Valley Community Association ($369,628).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Imagine Worldwide | 501(c)(3) | 2017 | $41.5 million | $31.7 million | 2024-12 |
| GBX Global | 501(c)(6) | 2018 | $560,814 | $561,656 | 2025-12 |
| Homestead Valley Community Association | 501(c)(3) | 1949 | $369,628 | $380,862 | 2025-12 |
| Almonte District Improvement Club Inc | 501(c)(3) | 2000 | $0 | $0 | 2024-12 |
| California El Camino Real Assoc of Occupational Health Nurses Inc | 501(c)(6) | 2005 | $0 | $0 | 2025-12 |
| Collaborative Council of the Redwood Empire | 501(c)(6) | 2004 | $0 | $0 | 2024-12 |
| Her Economic Rights and Autonomy Hera-Usa | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Highlands Association | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Marin Pet Care Association | 501(c)(6) | 2010 | $0 | $0 | 2025-12 |
| Muir Woods Park Community Association | 501(c)(3) | 1996 | $0 | $0 | 2025-12 |
| Wake Up California | 501(c)(4) | 2025 | $0 | $0 | 2024-12 |
| Yorkville Highlands Growers & Vinters Association | 501(c)(6) | 2002 | $0 | $4,164 | 2025-12 |
Other causes in Mill Valley, CA
- Education 37
- Arts, culture and humanities 30
- Philanthropy, voluntarism and grantmaking foundations 26
- Recreation and sports 19
- Religion-related 15
- Environment 15
- Human services 14
- Youth development 9
- International, foreign affairs and national security 5
- Mental health and crisis intervention 5
- Medical research 5
- Health care 4
- Housing and shelter 4
- Animal-related 3
- Public and societal benefit 3
Every nonprofit in Mill Valley, CA · Community improvement and capacity building nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.