Data / Nonprofits / Maine / Yarmouth / Environment
Environment nonprofits in Yarmouth, ME: 12 registered with the IRS
12 environment nonprofits are registered with the IRS in Yarmouth, ME, 12 of them 501(c)(3) charities; the 5 that report revenue took in $5.3 million. The largest by revenue: Davis Conservation Foundation ($3.4 million), Maine Rivers ($853,379), Royal River Conservation Trust ($456,901).
SpecStream is the live web data engine for teams and agents. It reads the IRS register of exempt organizations as the IRS updates it, and this page is that reading. Ask for the nonprofits you need by place, cause and size, with their latest Form 990 figures and websites, and they arrive in your sheet, CRM, Slack or agent.
Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Davis Conservation Foundation | 501(c)(3) | 1989 | $3.4 million | $40.3 million | 2024-12 |
| Maine Rivers | 501(c)(3) | 2003 | $853,379 | $648,822 | 2025-03 |
| Royal River Conservation Trust | 501(c)(3) | 1993 | $456,901 | $5.6 million | 2025-12 |
| Maine Lakes Society | 501(c)(3) | 1979 | $336,391 | $264,051 | 2024-12 |
| Sea Meadow Marine Foundation | 501(c)(3) | 2021 | $283,087 | $2.8 million | 2025-12 |
| Casco Bay Trail Alliance | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Fly Fishing in Maine Inc | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Frank Knight Foundation | 501(c)(3) | 2019 | $0 | $0 | 2025-06 |
| One Fish Foundation | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Repurposed Waders | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Royal River Alliance | 501(c)(3) | 2026 | |||
| Sacred Connections Inc | 501(c)(3) | 2026 |
Other causes in Yarmouth, ME
- Education 14
- Arts, culture and humanities 12
- Recreation and sports 9
- Human services 7
- Philanthropy, voluntarism and grantmaking foundations 6
- Community improvement and capacity building 3
- International, foreign affairs and national security 3
- Health care 3
- Public and societal benefit 3
Every nonprofit in Yarmouth, ME · Environment 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.