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Data / Nonprofits / Maine / Augusta / Environment

Environment nonprofits in Augusta, ME: 20 registered with the IRS

20 environment nonprofits are registered with the IRS in Augusta, ME, 18 of them 501(c)(3) charities; the 14 that report revenue took in $8.4 million. The largest by revenue: Natural Resources Council Inc ($3.3 million), Small Woodland Owners Association of Maine Inc ($1.5 million), Maine Timber Research and Environmental Education Foundation ($769,614).

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Every organization, largest by revenue first

OrganizationTypeSinceRevenueAssetsFiling
Natural Resources Council Inc501(c)(3)1963$3.3 million$18.6 million2025-03
Small Woodland Owners Association of Maine Inc501(c)(3)1980$1.5 million$3.9 million2025-04
Maine Timber Research and Environmental Education Foundation501(c)(3)1990$769,614$5.1 million2024-12
Growsmart Maine501(c)(3)2004$727,830$363,7142025-06
Maine Climate Action Now501(c)(3)2023$559,469$384,7332025-12
Viles Arboretum501(c)(3)1983$323,095$1.4 million2025-12
Maine Sfi Implementation Committee Inc501(c)(3)2024$268,696$91,0852025-12
Environmental & Energy Council of Maine501(c)(3)2003$236,917$158,9352025-06
Maine Wilderness Watershed Trust Inc501(c)(3)1994$224,152$3 million2025-12
Worromon Togus Lake Association501(c)(3)2010$164,089$238,0942025-12
Maine Conservation Alliance501(c)(3)2001$157,060$1.3 million2025-03
Maine Indoor Air Quality Council501(c)(3)1999$134,550$73,5022025-06
Friends of the Kennebec River Rail Trail Inc501(c)(3)1997$18,663$132,6862025-12
Maine Wildlife Conservation Council501(c)(4)2016$590$37,0232023-12
Augusta Trails501(c)(3)2010$0$02025-12
Kennebec Valley Garden Club501(c)(3)2016$0$02025-05
Maine Tree Farm Program501(c)(3)2023$0$02025-12
Natural Resources Council of Maine Action Fund Inc501(c)(4)2018$0$02026-03
Physicians for Social Responsibility Inc501(c)(3)2025$0$02025-12
Time & Tide Resource Conservation and Development Area501(c)(3)1978$0$02025-12

Other causes in Augusta, ME

Every nonprofit in Augusta, 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.