Data / Nonprofits / New Hampshire / Holderness / Environment
Environment nonprofits in Holderness, NH: 5 registered with the IRS
5 environment nonprofits are registered with the IRS in Holderness, NH, 5 of them 501(c)(3) charities; the 4 that report revenue took in $10.3 million. The largest by revenue: Squam Lakes Natural Science Center ($6.2 million), Squam Lakes Association ($2.9 million), Squam Lakes Conservation Society ($1.1 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Squam Lakes Natural Science Center | 501(c)(3) | 1967 | $6.2 million | $15 million | 2025-12 |
| Squam Lakes Association | 501(c)(3) | 1955 | $2.9 million | $12.8 million | 2024-12 |
| Squam Lakes Conservation Society | 501(c)(3) | 1988 | $1.1 million | $19.8 million | 2025-12 |
| New Hampshire Environmental Educators | 501(c)(3) | 2014 | $113,763 | $133,228 | 2025-12 |
| Vermont New Hampshire Chapter of the American Chestnut Foundation | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
Other causes in Holderness, NH
- Recreation and sports 4
- Mutual and membership benefit 4
- Philanthropy, voluntarism and grantmaking foundations 3
Every nonprofit in Holderness, NH · 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.