Data / Nonprofits / Maine / Community improvement and capacity building
Community improvement and capacity building nonprofits in Maine: 382 registered with the IRS
382 community improvement and capacity building nonprofits are registered with the IRS in Maine, 217 of them 501(c)(3) charities; the 146 that report revenue took in $92.2 million. The most are in Portland (55), Augusta (20), Bangor (12). The largest by revenue: Eastern Maine Development Corporation ($12.9 million), Sunrise County Economic Council ($8.5 million), Our Katahdin ($5.9 million).
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Every organization, largest by revenue first
| Organization | City | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Eastern Maine Development Corporation | Bangor | 501(c)(3) | 1994 | $12.9 million | $13.2 million | 2025-09 |
| Sunrise County Economic Council | Machias | 501(c)(3) | 1995 | $8.5 million | $7.7 million | 2025-09 |
| Our Katahdin | Millinocket | 501(c)(3) | 2015 | $5.9 million | $5.4 million | 2024-12 |
| Northern Maine Development Commission Inc | Caribou | 501(c)(3) | 1995 | $5.7 million | $34.8 million | 2025-06 |
| York County Shelter Programs Inc | Alfred | 501(c)(3) | 1991 | $4.6 million | $11.5 million | 2025-06 |
| Foundation for A Strong Maine Economy | Augusta | 501(c)(3) | 2014 | $3.6 million | $2.2 million | 2024-12 |
| Ignite Presque Isle | Presque Isle | 501(c)(3) | 2021 | $3.4 million | $9.3 million | 2025-12 |
| Maine Development Foundation | Augusta | 501(c)(3) | 1978 | $3 million | $969,500 | 2024-12 |
| Maine Manufacturing Extension Partnership | Augusta | 501(c)(3) | 2000 | $2.2 million | $1.5 million | 2025-06 |
| University of Maine Pulp and Paper Foundation | Orono | 501(c)(3) | 1954 | $2.1 million | $33.6 million | 2024-12 |
| Maine Peoples Alliance | Portland | 501(c)(4) | 1984 | $1.9 million | $2.4 million | 2024-12 |
| Central Maine Growth Council | Waterville | 501(c)(6) | 2004 | $1.7 million | $1.6 million | 2025-06 |
| Live Work Maine Inc | Brunswick | 501(c)(3) | 2021 | $1.6 million | $2.2 million | 2024-12 |
| In Her Presence | Portland | 501(c)(3) | 2017 | $1.5 million | $1.4 million | 2024-12 |
| Harbor House Community Service Center | Southwest HBR | 501(c)(3) | 1965 | $1.5 million | $5 million | 2025-12 |
| Lewiston Auburn Metropolitan Chamber of Commerce Foundation | Lewiston | 501(c)(3) | 2017 | $1.5 million | $862,743 | 2024-12 |
| Main Street Skowhegan | Skowhegan | 501(c)(3) | 2008 | $1.3 million | $342,739 | 2024-12 |
| Kennebec Valley Council of Governments | Fairfield | 501(c)(3) | 1998 | $1.2 million | $3.7 million | 2025-06 |
| Northern Aroostook Alternatives Inc | Van Buren | 501(c)(3) | 1983 | $1.2 million | $1.6 million | 2026-06 |
| Maine Association of Nonprofits | Portland | 501(c)(3) | 1996 | $1.2 million | $915,605 | 2025-12 |
| PSH Properties II | Bangor | 501(c)(2) | 2001 | $1.2 million | $2.4 million | 2025-12 |
| Maine Association for New Americans | Portland | 501(c)(3) | 2017 | $995,073 | $413,763 | 2024-12 |
| Ocean Park Association | Ocean Park | 501(c)(3) | 1945 | $964,244 | $3.8 million | 2024-12 |
| Land in Common Inc | Greene | 501(c)(3) | 2011 | $889,481 | $2 million | 2024-12 |
| Greater Franklin Development Council | Farmington | 501(c)(3) | 2000 | $886,095 | $3.6 million | 2025-12 |
| Southern Maine Finance Agency | Biddeford | 501(c)(3) | 1993 | $878,782 | $8.1 million | 2025-06 |
| Maine Outdoor Brands Inc | Portland | 501(c)(6) | 2019 | $803,834 | $246,804 | 2024-12 |
| Associated Builders and Contractors Inc | Auburn | 501(c)(6) | 1964 | $768,330 | $595,140 | 2025-12 |
| Biotechnology Association of Maine | Portland | 501(c)(6) | 2019 | $676,073 | $1.6 million | 2025-12 |
| Maine Community Integration | Lewiston | 501(c)(3) | 2017 | $662,941 | $445,520 | 2025-12 |
| Northern New England Concrete Promotion Association | South Portland | 501(c)(6) | 1990 | $653,077 | $898,327 | 2025-12 |
| Heart of Biddeford | Biddeford | 501(c)(3) | 2004 | $607,757 | $178,219 | 2025-06 |
| North American Bike-Share Association | Portland | 501(c)(3) | 2015 | $597,177 | $468,263 | 2025-12 |
| Portland Board of Realtors | Portland | 501(c)(6) | 1948 | $567,139 | $1.7 million | 2025-12 |
| Maine Womens Lobby Education Fund | Augusta | 501(c)(3) | 1991 | $555,046 | $708,296 | 2025-12 |
| Maine Lobstermens Association Inc | Kennebunk | 501(c)(6) | 2022 | $535,826 | $1.3 million | 2025-12 |
| Visit Freeport | Freeport | 501(c)(6) | 2014 | $516,027 | $190,577 | 2024-12 |
| Mainestream Finance | Bangor | 501(c)(3) | 2001 | $504,682 | $7.7 million | 2025-09 |
| Local 861 Employer Container Royalty Trust | Portland | 501(c)(2) | 2020 | $466,571 | $225,801 | 2024-12 |
| Piscataquis County Economic Development Council | Dovr Foxcroft | 501(c)(3) | 1999 | $465,378 | $711,589 | 2024-12 |
| Town of Mount Desert Community Development Corporation | Ne Harbor | 501(c)(3) | 2017 | $429,152 | $242,805 | 2024-12 |
| Ogunguit Chamber of Commerce | Ogunquit | 501(c)(6) | 1999 | $399,460 | $1.4 million | 2025-10 |
| Aroostook Energy Association | Presque Isle | 501(c)(6) | 2020 | $388,845 | $371,559 | 2024-12 |
| Presque Isle Community Development Association Inc | Presque Isle | 501(c)(3) | 2014 | $367,802 | $43 | 2024-12 |
| Council for Disability Awareness | Falmouth | 501(c)(6) | 2006 | $351,112 | $206,672 | 2026-05 |
| Brunswick Area Respite Program | Bath | 501(c)(3) | 1991 | $349,490 | $855,852 | 2025-06 |
| Institute for Family-Owned Business | Portland | 501(c)(3) | 2008 | $335,031 | $199,261 | 2025-12 |
| Rainscreen Association in North America | Sanford | 501(c)(6) | 2020 | $332,165 | $442,305 | 2024-12 |
| Scarborough Economic Development Corp | Scarborough | 501(c)(3) | 1988 | $324,177 | $53,233 | 2025-06 |
| Moosehead Lake Region Economic Development Corp | Greenville | 501(c)(3) | 2015 | $298,838 | $2 million | 2024-12 |
| Downtown Westbrook Coalition | Westbrook | 501(c)(3) | 2017 | $281,261 | $152,703 | 2025-06 |
| Bridgton Community Center | Bridgton | 501(c)(3) | 2003 | $279,316 | $241,250 | 2026-06 |
| The Maine Highlands Corporation | Dovr Foxcroft | 501(c)(6) | 2004 | $278,727 | $65,298 | 2025-06 |
| Skowhegan Economic Development Corporation | Skowhegan | 501(c)(3) | 1998 | $278,323 | $1.9 million | 2025-06 |
| York County Coalition of Chambers | Saco | 501(c)(6) | 2000 | $266,859 | $50,933 | 2025-06 |
| Heart of Ellsworth | Ellsworth | 501(c)(3) | 2017 | $253,737 | $115,024 | 2024-12 |
| Lubec Community Outreach Center Inc | Lubec | 501(c)(3) | 2012 | $252,397 | $130,211 | 2024-12 |
| Upstart Maine Inc | Orono | 501(c)(3) | 2016 | $235,581 | $289,730 | 2024-12 |
| Creative Portland Corporation | Portland | 501(c)(3) | 2010 | $235,303 | $233,154 | 2025-06 |
| Maine Grocers & Food Producers Association | Augusta | 501(c)(6) | 1983 | $232,273 | $166,731 | 2024-12 |
| Maine Asphalt Pavement Association | Augusta | 501(c)(6) | 2014 | $230,277 | $374,207 | 2025-12 |
| Rotary Club of Belfast Maine Charitable Fund | Belfast | 501(c)(3) | 1995 | $229,140 | $2.6 million | 2025-06 |
| Maine Professional Guides Association | Augusta | 501(c)(6) | 2007 | $223,718 | $341,929 | 2024-12 |
| American Council of Engineering Companies of Maine | Raymond | 501(c)(6) | 2014 | $213,680 | $113,121 | 2026-06 |
| Sanford Regional Economic Growth Council | Sanford | 501(c)(6) | 2010 | $210,639 | $0 | 2026-06 |
| Southern Midcoast Maine Chamber | Brunswick | 501(c)(6) | 2020 | $210,199 | $36,639 | 2024-12 |
| Chebeague Island Community Association | Chebeague Is | 501(c)(3) | 2007 | $210,131 | $1.3 million | 2025-12 |
| M H H A | Augusta | 501(c)(6) | 1999 | $206,687 | $220,288 | 2025-12 |
| Maine Windjammer Association | Rockland | 501(c)(6) | 2025 | $204,141 | $33,991 | 2024-10 |
| Friends of River Valley | Portland | 501(c)(3) | 2023 | $200,606 | $691,147 | 2025-12 |
| Mount Desert 365 | Northeast Harbor | 501(c)(3) | 2017 | $197,032 | $11.5 million | 2025-12 |
| Maine Jobs Council | Readfield | 501(c)(4) | 2021 | $180,685 | $154,982 | 2025-12 |
| Kennebec Valley Board of Realtors | Augusta | 501(c)(6) | 2004 | $179,491 | $299,015 | 2025-12 |
| Gateway Milbridge | Milbridge | 501(c)(3) | 2017 | $177,252 | $1 million | 2025-06 |
| Project G R A C E | Scarborough | 501(c)(3) | 2025 | $167,757 | $67,106 | 2025-06 |
| Masonic Trustees of Portland | Portland | 501(c)(2) | 2014 | $157,644 | $931,378 | 2024-12 |
| Building Envelope Performance Institute | Sanford | 501(c)(6) | 2019 | $148,466 | $299,759 | 2026-04 |
| Speaking Place | Rockland | 501(c)(3) | 2012 | $146,318 | $109,755 | 2025-09 |
| Aspire for Humanity Initiatives | Portland | 501(c)(3) | 2020 | $144,952 | $27,418 | 2024-12 |
| Friends of Belgrade Lakes Village | Belgrade LKS | 501(c)(3) | 2015 | $139,225 | $699,581 | 2025-12 |
| Industrial Development Corporation of Sanford | Sanford | 501(c)(6) | 2014 | $138,754 | $5.3 million | 2024-12 |
| Norway Downtown Revitalization | Norway | 501(c)(3) | 2014 | $135,949 | $31,156 | 2025-12 |
| Alliance for Maine | Readfield | 501(c)(4) | 2017 | $135,000 | $76,641 | 2025-12 |
| Music On Main Bridgton Inc | Bridgton | 501(c)(3) | 2025 | $133,954 | $28,031 | 2025-12 |
| Maine Town & City Clerks Association | Augusta | 501(c)(6) | 2001 | $131,529 | $249,875 | 2024-12 |
| South Portland Cape Elizabeth Rotary Charitable Fund | S Portland | 501(c)(3) | 1997 | $126,595 | $168,358 | 2025-06 |
| Maine Town City and County Management Association | Augusta | 501(c)(6) | 2003 | $124,739 | $81,724 | 2024-12 |
| Skowhegan Area Chamber of Commerce | Skowhegan | 501(c)(6) | 1999 | $124,120 | $155,553 | 2025-12 |
| Maine Cheese Guild | Sidney | 501(c)(6) | 2012 | $123,346 | $112,726 | 2024-12 |
| Alliance of State Retail Associations | Augusta | 501(c)(6) | 2018 | $113,260 | $66,916 | 2024-12 |
| Maine Landscape and Nursery Association | Augusta | 501(c)(6) | 2004 | $111,288 | $175,967 | 2025-06 |
| American Apprenticeship Round Table | Brunswick | 501(c)(6) | 2019 | $111,250 | $124,914 | 2025-12 |
| Maine Association of Mortgage Professionals | Bangor | 501(c)(6) | 2002 | $105,732 | $53,357 | 2024-12 |
| Maine Aggregate Association Inc | Gorham | 501(c)(6) | 2012 | $105,401 | $171,491 | 2024-12 |
| Baby Carrier Industry Alliance | South Portland | 501(c)(6) | 2011 | $104,566 | $219,340 | 2025-06 |
| Gardiner Main Street | Gardiner | 501(c)(3) | 2005 | $103,495 | $204,472 | 2024-12 |
| Millinocket Chamber of Commerce | Millinocket | 501(c)(6) | 2021 | $102,970 | $55,519 | 2026-06 |
| Afghan Community of Maine | Westbrook | 501(c)(3) | 2023 | $99,156 | $91,894 | 2024-12 |
| Moosehead Lake Region Chamber of Commerce | Greenville | 501(c)(6) | 1992 | $95,495 | $28,121 | 2024-12 |
| Atlantic Firemans Education Association | Cape Porpoise | 501(c)(3) | 1958 | $93,112 | $361,609 | 2025-12 |
| Junior League of Portland Maine Inc | Portland | 501(c)(3) | 1951 | $90,943 | $379,209 | 2025-05 |
| Third Place Inc | Portland | 501(c)(3) | 2021 | $86,655 | $57,164 | 2025-12 |
| Maine Angels | Portland | 501(c)(6) | 2019 | $85,106 | $81,983 | 2025-12 |
| Hills Beach Community Center Inc | Biddeford | 501(c)(3) | 2020 | $83,247 | $112,058 | 2026-05 |
| New England Decorative Artists Inc | Winslow | 501(c)(6) | 2023 | $81,877 | $29,793 | 2025-12 |
| Maine Telecommunications Users Group | Portland | 501(c)(6) | 2000 | $72,372 | $24,678 | 2024-07 |
| Greater Freeport Chamber of Commerce | Freeport | 501(c)(6) | 2010 | $69,765 | $28,637 | 2023-12 |
| Mount Desert Island Lions Charities Inc | Southwest HBR | 501(c)(3) | 1995 | $69,607 | $75,870 | 2025-06 |
| Walker Memorial Hall | Bridgton | 501(c)(3) | 2021 | $69,398 | $235,496 | 2025-12 |
| Maine Speech Language Hearing Association | Topsham | 501(c)(6) | 2014 | $67,858 | $144,297 | 2026-06 |
| Phi Eta Kappa Building Association | Orono | 501(c)(2) | 2010 | $65,700 | $247,349 | 2025-08 |
| General Federation of Womens Clubs | Dovr Foxcroft | 501(c)(3) | 1985 | $63,325 | $229,456 | 2025-06 |
| GHF Residential Services | Belfast | 501(c)(3) | 2007 | $61,942 | $503,527 | 2025-06 |
| Farnham Point Association | East Boothbay | 501(c)(7) | 2014 | $61,577 | $38,811 | 2025-12 |
| Friends of Congress Square Park | Portland | 501(c)(3) | 2015 | $60,202 | $150,684 | 2025-12 |
| Freeport Economic Development Corp | Freeport | 501(c)(6) | 2000 | $60,176 | $109,003 | 2025-06 |
| Flagstaff Area Business Association | Carabaset Vly | 501(c)(6) | 2019 | $59,630 | $18,298 | 2025-12 |
| Vinalhaven Community Development Partnership | Vinalhaven | 501(c)(3) | 2023 | $59,485 | $70,180 | 2025-12 |
| Millay House Rockland | Rockland | 501(c)(3) | 2017 | $55,601 | $437,370 | 2025-12 |
| Acadia Capital Management LLC | Bangor | 501(c)(3) | 2022 | $54,813 | $88,312 | 2024-12 |
| Portside Foundation | Falmouth | 501(c)(3) | 2018 | $53,183 | $5,658 | 2024-12 |
| Central Maine Apartment Owners Association Inc | Waterville | 501(c)(6) | 2011 | $50,391 | $106,398 | 2025-12 |
| Katahdin Tourism Partnership | Millinocket | 501(c)(3) | 2021 | $50,000 | $64,980 | 2024-12 |
| Caribou Economic Growth Council | Caribou | 501(c)(6) | 2000 | $49,193 | $1.2 million | 2024-12 |
| C Kip Leach Community Foundation | Brooksville | 501(c)(3) | 2014 | $47,447 | $2.5 million | 2025-12 |
| Shrm-Maine State Council | Auburn | 501(c)(6) | 2003 | $46,398 | $108,051 | 2025-12 |
| International Association of Lions Clubs | Denmark | 501(c)(4) | 1940 | $44,715 | $237,371 | 2024-06 |
| Saco Bay Rotary Foundation Inc | Saco | 501(c)(3) | 2025 | $44,251 | $253,216 | 2025-06 |
| Greater Bangor Apartment Owners and Managers Association Inc | Hermon | 501(c)(6) | 2006 | $44,227 | $134,164 | 2025-12 |
| Maine Service Centers Coalition | Augusta | 501(c)(6) | 2002 | $42,512 | $32,986 | 2024-12 |
| Blue Hill Peninsula Chamber of Commerce | Blue Hill | 501(c)(6) | 2001 | $35,238 | $22,293 | 2025-12 |
| Portland Independent Business & Community Alliance | Portland | 501(c)(3) | 2024 | $29,059 | $22,816 | 2025-06 |
| The Sebago Lake Rotary Club Charitable Fund Inc | Windham | 501(c)(3) | 1995 | $21,739 | $45,884 | 2025-06 |
| Kennebunkport Heritage Housing Trust 2 | Kennebunkport | 501(c)(4) | 2020 | $20,385 | $401,468 | 2024-12 |
| Hancock Womans Club | Hancock | 501(c)(3) | 2015 | $16,368 | $296,225 | 2026-05 |
| Maine Pellet Fuels Association | Portland | 501(c)(6) | 2010 | $15,489 | $94,757 | 2025-09 |
| Maine Government Finance Officers Association | Augusta | 501(c)(4) | 2022 | $13,098 | $21,824 | 2024-12 |
| Association To Protect and Preserve Local Livelihoods | Bangor | 501(c)(6) | 2023 | $7,256 | $22,189 | 2025-12 |
| Central Maine Community Betterment Collaborative | Waterville | 501(c)(3) | 2021 | $5,428 | $37,173 | 2025-12 |
| Maine People Before Politics | Sanford | 501(c)(4) | 2019 | $2,300 | $1,446 | 2025-10 |
| Sinawik Inc | Presque Isle | 501(c)(3) | 1978 | $767 | $121,546 | 2025-12 |
| Energy Supply Inc | Veazie | 501(c)(6) | 2000 | $195 | $1 | 2024-12 |
| Greater Portland Economic Development Corporation | Portland | 501(c)(6) | 2012 | $6 | $13,662 | 2025-06 |
| 1000 Friends of Connecticut Inc | Tenants HBR | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| 6TH District Masonic Association | Bangor | 501(c)(3) | 2025 | |||
| Acf Casco Bay Culinary Association | S Portland | 501(c)(6) | 2012 | $0 | $0 | 2025-08 |
| Africans United of New England | Westbrook | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Ajs Cares Foundation | Scarborough | 501(c)(3) | 2025 | $30,536 | 2025-12 | |
| Albany Improvement Association | Albany TWP | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Altrusa International of the Seacoast Foundation | York | 501(c)(3) | 2022 | $0 | $0 | 2026-05 |
| Amazon Pueblo | Thomaston | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| American College of Respiratory Therapy Education Acrte | Tenants Harbor | 501(c)(6) | 2013 | $0 | $0 | 2025-12 |
| Americas First Mile Advisory Group | Fort Kent | 501(c)(6) | 2010 | $0 | $0 | 2025-12 |
| Ancient Free & Accepted Masons of Maine | Tenants HBR | 501(c)(8) | 1941 | $0 | $0 | 2025-12 |
| Appalachain Trail Connection | Charleston | 501(c)(3) | 2024 | |||
| Aroostook Beef Producers | Hodgdon | 501(c)(6) | 2006 | $0 | $0 | 2025-06 |
| Auburn Business Association | Auburn | 501(c)(6) | 2019 | $0 | $0 | 2025-12 |
| Augusta Rotary Foundation Inc | Augusta | 501(c)(3) | 2001 | $0 | $0 | 2025-06 |
| Back Cove Neighborhood Association | Portland | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Bar Harbor Village Improvement Association | Bar Harbor | 501(c)(3) | 1996 | $1.3 million | 2025-07 | |
| Bath Matters | Bath | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Bayside Neighborhood Association | Portland | 501(c)(3) | 2000 | $0 | $0 | 2026-06 |
| Bayville Improvement Association | Boothbay HBR | 501(c)(4) | 2026 | $0 | $0 | 2026-06 |
| Belfast Community Works | Morrill | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Belgrade Lakes Region Inc | Belgrade | 501(c)(6) | 2013 | $0 | $0 | 2023-12 |
| Bethel Area Business Association | Bethel | 501(c)(6) | 2007 | $0 | $0 | 2025-12 |
| Biobased Maine | Portland | 501(c)(6) | 2011 | $0 | $0 | 2025-12 |
| Biomass Thermal Energy Council | Portland | 501(c)(6) | 2010 | $0 | $0 | 2025-12 |
| Bling | New Gloucestr | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Blue Devil Fund | Calais | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Blue Hill Community Development | Blue Hill | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Bowndoinham Community Development Initiative-Bodi | Bowdoinham | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Brewer Development Corporation | Brewer | 501(c)(4) | 2014 | $0 | $0 | 2025-06 |
| Brooklin Keeping Society | Brooklin | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Brunswick Development Corporation | Brunswick | 501(c)(3) | 2017 | $0 | $0 | 2025-06 |
| Business Investment Group | Caribou | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Buxton Masonic Building Association | Hollis Center | 501(c)(2) | 2016 | $0 | $0 | 2025-12 |
| Calais Downtown Revitalization Coalition | Calais | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Cancer Registrars Association of New England Inc | New Gloucestr | 501(c)(6) | 2015 | $0 | $0 | 2025-09 |
| Canton Development Corporation | Canton | 501(c)(3) | 2026 | |||
| Capital Area Housing Association | Augusta | 501(c)(6) | 2006 | $0 | $0 | 2025-12 |
| Casco Bay Bicycle Club | Portland | 501(c)(4) | 2014 | $0 | $0 | 2025-12 |
| Castine Chamber of Commerce | Castine | 501(c)(3) | 2026 | |||
| Castine Community Partners Inc | Castine | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Castine Fire Rescue Volunteer Association | Castine | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Castine Merchants Association | Castine | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Castine Touring Company | Castine | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Central Maine Twirling Boosters | Bangor | 501(c)(3) | 2012 | $0 | $0 | 2026-06 |
| Central Maine Water Council | Winthrop | 501(c)(6) | 2021 | $0 | $0 | 2025-12 |
| Charleston Historical Society | Charleston | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Cherryfield Town Square | Cherryfield | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Chickys Vets Non Profit | Shapleigh | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Clinical Laboratory Management Association | Bangor | 501(c)(6) | 2022 | $0 | $0 | 2025-12 |
| Cobbosseecontee Yacht Club | East Winthrop | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Community Health Awareness and Natural Growth Environment Change | Lewiston | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Community in the Parks | Brunswick | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| Connections Community Center | Gray | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Cousins & Littlejohn Islands | Yarmouth | 501(c)(4) | 2009 | $0 | $0 | 2025-08 |
| Cumberland Cultural Center | Portland | 501(c)(3) | 2026 | |||
| Divine Divas B F F B | Minot | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Downeast Economic Development Corporation | Baileyville | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Downtown Lewiston Association | Lewiston | 501(c)(3) | 2018 | $0 | $0 | 2025-06 |
| East Bayside Neighborhood Organization | Portland | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Eliot Connects | Eliot | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Ellsworth Business Development Corporation | Ellsworth | 501(c)(4) | 2017 | $0 | $0 | 2025-06 |
| Emerys Bridge Community Association | South Berwick | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Executive Womens Golf Association Inc | Bangor | 501(c)(6) | 1997 | $0 | $0 | 2024-12 |
| Farmers Hill Group Inc | Portland | 501(c)(7) | 2017 | $0 | $0 | 2025-12 |
| Farmington Downtown Business and Professional Association | Farmington | 501(c)(6) | 2012 | $0 | $0 | 2024-12 |
| Forks Area Chamber of Commerce | West Forks | 501(c)(6) | 2013 | $0 | $0 | 2025-12 |
| Fort Fairfield Quality of Place Council | Ft Fairfield | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Friends of Brownfield Recreation | Brownfield | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Friends of Milo | Milo | 501(c)(3) | 2025 | |||
| Friends of Riverton | Portland | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Friends of Trenton Grange 550 | Trenton | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Friends of Woodfords Corner | Portland | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Friends of the First Congregational Church of East Machias | East Machias | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Friends of the Island Store | Isle Au Haut | 501(c)(3) | 2026 | |||
| Friends of the New Gloucester Public Library | New Gloucestr | 501(c)(3) | 2022 | $0 | $0 | 2025-05 |
| Garcelon House | Troy | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Giving Hands Initiative | Penobscot | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Gorham Garden Club | Gorham | 501(c)(3) | 2018 | $0 | $0 | 2026-05 |
| Gorham Village Alliance | Gorham | 501(c)(3) | 2019 | $0 | $0 | 2026-06 |
| Great Falls Family Foundation | Gorham | 501(c)(3) | 2024 | $9,569 | 2024-12 | |
| Greater Bangor Kiwanis Charities Inc | Bangor | 501(c)(3) | 2018 | $0 | $0 | 2025-09 |
| Greater East Grand Economic Council | Danforth | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Greater Lincoln Area Chamber of Commerce | Lincoln | 501(c)(6) | 2012 | $0 | $0 | 2026-03 |
| Greater Portland Dental Society | Portland | 501(c)(6) | 2000 | $0 | $0 | 2025-12 |
| Grow L A | Auburn | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Guilford Economic Partnership | Dovr Foxcroft | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Gun Point Association | Harpswell | 501(c)(4) | 2014 | $0 | $0 | 2025-12 |
| Hollandstrong Community Foundation | Livermore | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Hope Givers Inc | Rockland | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Hour Exchange Portland | Portland | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| Human Resources Association Ofsouthern Maine Incorporated | Portland | 501(c)(6) | 2008 | $0 | $0 | 2025-12 |
| Independent Maine Marine Worm Harvesters Association | Woolwich | 501(c)(6) | 2017 | $0 | $0 | 2024-12 |
| India Street Neighborhood Association | Portland | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Indian River Community Association Inc | Addison | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Institute for A Strong Maine Economy | Augusta | 501(c)(6) | 2002 | $0 | $0 | 2024-12 |
| International Association of Lions Clubs | Old Orchd BCH | 501(c)(4) | 1940 | $0 | $0 | 2025-06 |
| International Association of Visitor Information Providers Inc | Georgetown | 501(c)(6) | 2007 | $0 | $0 | 2025-10 |
| International Seaweed Association | Poland | 501(c)(6) | 2002 | $0 | $0 | 2025-06 |
| International Womens Insolvency & Restructuring Confederation Inc | Portland | 501(c)(6) | 2016 | $0 | $0 | 2025-12 |
| Iraqi Community Center in Maine | Biddeford | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Jared Pelletier Memorial Foundation | Windham | 501(c)(3) | 2026 | $0 | $0 | 2025-09 |
| Katahdin Area Support Group | Millinocket | 501(c)(3) | 1991 | $0 | $0 | 2025-12 |
| Keep the Fleece | Union | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Kennebubk Portside Rotary | Kennebunkport | 501(c)(4) | 2014 | $0 | $0 | 2025-06 |
| Kennebunk Rotary Charitable Fund | Kennebunk | 501(c)(3) | 2009 | $0 | $0 | 2025-06 |
| Kennebunkport Business Association | Kennebunkport | 501(c)(6) | 2001 | $0 | $0 | 2025-09 |
| Kittery Maine Improvement Foundation Inc | Kittery Point | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Kiwanis International Inc | Standish | 501(c)(4) | 1940 | $0 | $0 | 2025-12 |
| Knights Templar of the United States of America | Steep Falls | 501(c)(10) | 1964 | $0 | $0 | 2026-06 |
| Laura Legacy of Love | Alfred | 501(c)(3) | 2026 | |||
| Legacy Rockport | Camden | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Libbytown Neighborhood Association | Portland | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Limestone Development Foundation in | Limestone | 501(c)(3) | 1981 | $0 | $0 | 2025-12 |
| Lincolnville Improvement Association | Warren | 501(c)(3) | 2011 | $0 | $0 | 2025-06 |
| Lions Pride Co | Boothbay HBR | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Little Meeting House Corporation of Windham Maine | Windham | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Long Beach Community Association | Sebago | 501(c)(4) | 2019 | $0 | $0 | 2025-12 |
| Lubec Area Musicians Philanthropic Society | Lubec | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Main Street Harrison Inc | Harrison | 501(c)(3) | 2023 | $0 | $1 | 2023-12 |
| Maine Acupuncture Society | Biddeford | 501(c)(6) | 2006 | $0 | $0 | 2025-12 |
| Maine Association of Naturopathic Doctors | Waterville | 501(c)(6) | 2007 | $0 | $0 | 2024-12 |
| Maine Association of Occupational Health Nurses | Hampden | 501(c)(6) | 1999 | $0 | $0 | 2025-12 |
| Maine Association of School Psychologists | Bridgton | 501(c)(6) | 2021 | $0 | $0 | 2025-06 |
| Maine Bioethics Network | Biddeford | 501(c)(3) | 1995 | |||
| Maine Black Chamber of Commerce | Saco | 501(c)(6) | 2024 | $0 | $0 | 2025-12 |
| Maine Black Community Development Inc | Portland | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Maine Bomoko | Saco | 501(c)(3) | 2026 | |||
| Maine Business Immigration Coalition | Portland | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Maine Chapter of the Americansociety of Professional Estimators | S Portland | 501(c)(6) | 2009 | $0 | $0 | 2025-06 |
| Maine Coastal Coalition | Wells | 501(c)(4) | 2005 | $0 | $0 | 2025-06 |
| Maine Concrete Testing Certification Board | Fairfield | 501(c)(6) | 2018 | $0 | $0 | 2026-06 |
| Maine Council of Reflexologists | Searsmont | 501(c)(6) | 2005 | $0 | $0 | 2025-12 |
| Maine Dental Leadership Coalition | Cape Eliz | 501(c)(6) | 2022 | $0 | $0 | 2025-12 |
| Maine Licensed Private Investigators Association | Portland | 501(c)(6) | 2012 | $0 | $0 | 2026-03 |
| Maine Motorcoach Network | Portland | 501(c)(6) | 2018 | $0 | $0 | 2025-12 |
| Maine Neurological Society | Manchester | 501(c)(6) | 2021 | $0 | $0 | 2024-12 |
| Maine Podiatric Medical Association | Portland | 501(c)(6) | 2015 | $0 | $0 | 2025-12 |
| Maine Professional Photography Association | Saco | 501(c)(6) | 2013 | $0 | $0 | 2025-12 |
| Maine Public Relations Council | Portland | 501(c)(6) | 2021 | $0 | $0 | 2025-12 |
| Maine Recovery Coach Certification Board | Portland | 501(c)(6) | 2021 | $0 | $0 | 2025-12 |
| Maine Society of Interventional Pain Physicians Inc | Scarborough | 501(c)(6) | 2003 | $0 | $0 | 2025-12 |
| Maine State Assembly of Theassociation of Surgical Technologis | Kennebunk | 501(c)(6) | 2014 | $0 | $0 | 2025-12 |
| Maine State Chamber Purchasing Alliance Inc | Augusta | 501(c)(6) | 2008 | $0 | $0 | 2025-12 |
| Maine Trial Judges Association | Wiscasset | 501(c)(6) | 2026 | $0 | $0 | 2025-12 |
| Maine Urological Society | Manchester | 501(c)(6) | 2014 | $0 | $0 | 2025-12 |
| Maine Veterinary Technician Association | Berwick | 501(c)(6) | 2024 | $0 | $0 | 2025-12 |
| Maine Wilderness Guides Organization | Dresden | 501(c)(6) | 2005 | $0 | $0 | 2025-12 |
| Maine Women Leading Government | Bath | 501(c)(6) | 2026 | |||
| Marino Project | Stetson | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Masint Association | Yarmouth | 501(c)(6) | 1999 | $0 | $0 | 2024-12 |
| McCabe Foundation | Berwick | 501(c)(3) | 2024 | |||
| McWain Pond Association | Waterford | 501(c)(3) | 2005 | $0 | $0 | 2026-06 |
| Me Association of Certified Professional Midwives A Chapter of Nacpm | Kingfield | 501(c)(6) | 2025 | $0 | $0 | 2025-12 |
| Mechanic Falls Development Commission | Auburn | 501(c)(6) | 2022 | $0 | $0 | 2026-06 |
| Meh | Portland | 501(c)(2) | 2010 | $0 | $0 | 2025-12 |
| Midcoast Council of Governments | Damariscotta | 501(c)(3) | 2005 | |||
| Moosetown Riders Inc | Saint Francis | 501(c)(3) | 2023 | $0 | $0 | 2026-05 |
| Mount Desert Lodge No 140 Free and Accepted Masons Community Fund | Mount Desert | 501(c)(3) | 2026 | |||
| Nannas House | S Portland | 501(c)(3) | 2022 | $42,931 | 2024-12 | |
| New England Association of Structural Movers Inc | Pittston | 501(c)(6) | 2015 | $0 | $0 | 2025-12 |
| New England Chapter of the American Association for Public Opinion | Portland | 501(c)(6) | 2022 | $0 | $0 | 2025-12 |
| New England Family Services -Nefs | Lewiston | 501(c)(3) | 2026 | |||
| New England Financial Executives Council | Westbrook | 501(c)(6) | 2012 | $0 | $0 | 2025-07 |
| Nextgen Initiative | Gorham | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Northern Maine Deaf Club | Dixmont | 501(c)(3) | 2022 | $0 | $0 | 2025-11 |
| Old Canada Road Scenic Byway Inc | Caratunk | 501(c)(3) | 2002 | $0 | $0 | 2023-12 |
| Oncology Nursing Society | Fairfield | 501(c)(6) | 1981 | |||
| Opportunity Center of North Franklin County Inc | Farmington | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Orrington Trail Riders Inc | Orrington | 501(c)(7) | 2014 | $0 | $0 | 2025-12 |
| Our Katahdin Capital | Millinocket | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Our Town Leeds | Leeds | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| PSH Properties I | Bangor | 501(c)(2) | 2001 | $0 | $0 | 2025-12 |
| Parkinson Lane Homeowners Association Inc | Northport | 501(c)(4) | 2025 | $0 | $0 | 2026-08 |
| Pemaquid Point Association Inc | New Harbor | 501(c)(4) | 2014 | $0 | $0 | 2026-06 |
| Penobscot River Confluence Foundation | Howland | 501(c)(3) | 2022 | $14,876 | 2023-12 | |
| People Legacy | Lewiston | 501(c)(3) | 2025 | |||
| People of the Kennebec | Hallowell | 501(c)(6) | 1999 | $0 | $0 | 2025-12 |
| Phippsburg Cares | Phippsburg | 501(c)(3) | 2026 | |||
| Portland Kiwanis Foundation | Portland | 501(c)(3) | 2015 | $0 | $0 | 2025-09 |
| Positive Change Lisbon | Lisbon | 501(c)(3) | 2014 | $0 | $0 | 2026-06 |
| Powerserve | Windham | 501(c)(3) | 2026 | |||
| Pretty Marsh Community Corporation | Mount Desert | 501(c)(3) | 2016 | $0 | $0 | 2026-06 |
| Project Evolve360 | Lewiston | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Propeller Club of the United States Port of Portland Maine | Portland | 501(c)(6) | 2015 | $0 | $0 | 2025-12 |
| Propeller Project | Walpole | 501(c)(3) | 2017 | $0 | $0 | 2025-06 |
| Raising Rural Inc | Cape Eliz | 501(c)(3) | 2025 | |||
| Rangeley Ladies Community Outreach | Rangeley | 501(c)(3) | 2026 | |||
| Rockland Breakwater Lighthouse Keep Ers | Rockland | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Rotary Club of Ogunquit Maine | Ogunquit | 501(c)(4) | 2015 | $0 | $0 | 2026-06 |
| Rotary International | Blaine | 501(c)(4) | 2014 | $0 | $0 | 2026-06 |
| Rumford Center Village Improvement Society | Rumford | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Saco Org | Saco | 501(c)(3) | 2024 | |||
| Sandy Point Community Club | Sandy Point | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Schoodic Peninsula Chamber of Comme Rce | Winter Harbor | 501(c)(6) | 2026 | $0 | $0 | 2025-12 |
| Schoodic Rising | Gouldsboro | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Sebec Village Associates | Sebec | 501(c)(3) | 2006 | $0 | $0 | 2025-07 |
| Serenity Center | Monticello | 501(c)(3) | 2025 | |||
| Society of Women Engineers | Orono | 501(c)(3) | 1992 | $0 | $0 | 2026-06 |
| Somesville Village Improvement Society | Mount Desert | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Southern Maine Regional Water Council | York | 501(c)(6) | 2011 | $0 | $0 | 2025-12 |
| Sprucewold Improvement Society Inc | Boothbay HBR | 501(c)(7) | 2026 | $0 | $0 | 2025-09 |
| St Croix Valley Chamber of Commerce | Calais | 501(c)(6) | 2007 | $0 | $0 | 2025-12 |
| St George Business Alliance | Tenants HBR | 501(c)(6) | 2023 | $0 | $0 | 2025-12 |
| Stroudwater Village Association | Portland | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Sustain Wayne | Wayne | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Swans Island Odd Fellows Hall Fund | Swans Island | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| The Friends of the Lincoln Memorial Library | Lincoln | 501(c)(3) | 2019 | $0 | $0 | 2026-01 |
| The Maine Chapter of the Risk Management Association | Westbrook | 501(c)(6) | 2006 | $0 | $0 | 2025-08 |
| Thomaston Community Development Cor Poration | Thomaston | 501(c)(3) | 2026 | |||
| Thompson Memorial Association | Union | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Three Towns Action Network | Kennebunk | 501(c)(3) | 2025 | |||
| Topsham Development Inc | Topsham | 501(c)(3) | 1995 | $0 | $0 | 2026-06 |
| Towing & Recovery Association of Maine | Augusta | 501(c)(6) | 2024 | $0 | $0 | 2025-12 |
| Town of Mount Desert Economic Development Corporation | Ne Harbor | 501(c)(4) | 2017 | $0 | $0 | 2024-12 |
| Town of Trenton Chamber of Commerce | Trenton | 501(c)(6) | 2016 | $0 | $0 | 2023-06 |
| Tri-State Defense Lawyers Association | Falmouth | 501(c)(6) | 2008 | $0 | $0 | 2026-06 |
| Tri-Town Education Fund for Mechanic Falls Minot & Poland | Mechanic FLS | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Tri-Town Farmers Markets | Berwick | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Trustees Off the Charity of Casco Lodge No 36 Af & Am | Yarmouth | 501(c)(2) | 2022 | $0 | $0 | 2025-09 |
| Union Area Chamber of Commerce | Union | 501(c)(6) | 2007 | $0 | $0 | 2026-03 |
| United Lodge Building Corporation of Brunswick | Topsham | 501(c)(2) | 2020 | $0 | $0 | 2025-12 |
| United Volunteers of Maine | Waterville | 501(c)(3) | 2026 | |||
| Upper Saco Cultural Alliance | Fryeburg | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Vision Hallowell | Hallowell | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| West End Neighborhood Association | Portland | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Westbrook Senior Housing Inc | Westbrook | 501(c)(3) | 2018 | $2,712 | 2024-12 | |
| Westbrook Strong | Westbrook | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Western Mountains & Rivers Corporation | Kingfield | 501(c)(3) | 2025 | $35,973 | 2025-06 | |
| Westport Community Association | Westport Is | 501(c)(3) | 2017 | $0 | $0 | 2026-06 |
| Wicks Collective | South Berwick | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Willing Helpers Incorporated | Bailey Island | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Winthrop Area Chamber of Commerce | Winthrop | 501(c)(6) | 2004 | $0 | $0 | 2025-12 |
| Wiscasset Area Chamber of Commerce | Wiscasset | 501(c)(6) | 2020 | $0 | $0 | 2025-12 |
| Women Standing Together | Portland | 501(c)(3) | 2014 | $0 | $0 | 2023-12 |
| Womens Council of Realtors Portland | Portland | 501(c)(6) | 2023 | $0 | $0 | 2025-12 |
| Orono Economic Development Corporation | Orono | 501(c)(4) | 2001 | $-411,486 | $272,436 | 2025-06 |
| October Corporation | Portland | 501(c)(2) | 1999 | $-514,084 | $54 million | 2025-12 |
| August Corporation | Portland | 501(c)(2) | 2018 | $-1,692,974 | $22.2 million | 2025-12 |
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.