Nonprofits in Maine
Nonprofits in Maine. Browse 13,476 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Winslow League
EIN 010405503 · Headquarters: Winslow, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winslow Performing Arts Boosters
EIN 821782396 · Headquarters: Waterville, ME, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winslow School Employees Foundation
EIN 010710016 · Headquarters: Winslow, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winslow Travel Soccer Club
EIN 010529606 · Headquarters: Winslow, ME, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winslow Youth Football
EIN 471783955 · Headquarters: Winslow, ME, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winslow Youth Hockey Association
EIN 016044031 · Headquarters: WINSLOW, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Winslow-johnson Scholarship Trust
EIN 010521503 · Headquarters: BATH, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Winter Harbor Historical Society
EIN 010344774 · Headquarters: Winter Harbor, ME, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winter Harbor Housing Development Corp
EIN 237356332 · Headquarters: WINTER HARBOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Winter Harbor Music Festival
EIN 270219933 · Headquarters: WINTER HARBOR, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Winter Harbor Yacht Club
EIN 263902562 · Headquarters: Winter Harbor, ME, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Winterkids Education Foundation
EIN 010535175 · Headquarters: WESTBROOK, ME, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Winterport Business Association
EIN 010512607 · Headquarters: Winterport, ME, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Winterport Fire & Rescue Auxiliary
EIN 611668298 · Headquarters: Winterport, ME, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Winterport Fire and Rescue Inc
EIN 010380003 · Headquarters: Winterport, ME, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Winterport Free Library Association
EIN 016015554 · Headquarters: Winterport, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winterport Historical Association
EIN 010361404 · Headquarters: Winterport, ME, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winterport Lions Club
EIN 237320096 · Headquarters: Winterport, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winterport Little League
EIN 844991371 · Headquarters: Winterport, ME, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winterport Open Stage
EIN 010494324 · Headquarters: WINTERPORT, ME, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winterport Senior Citizens Group
EIN 932213900 · Headquarters: Winterport, ME, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winterport Union Meeting House
EIN 010354953 · Headquarters: Winterport, ME, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Winterport Womans Club Gfwc
EIN 271891443 · Headquarters: Winterport, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winthrop Administrators Association
EIN 834107524 · Headquarters: Winthrop, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winthrop Area Rotary Foundation Inc
EIN 463231943 · Headquarters: Winthrop, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Winthrop Athletic Complex Committee
EIN 873162604 · Headquarters: Winthrop, ME, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Winthrop Education
EIN 010494078 · Headquarters: WINTHROP, ME, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winthrop Educators Assoication
EIN 010504103 · Headquarters: Winthrop, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winthrop Food Pantry
EIN 010542223 · Headquarters: Winthrop, ME, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990
- Winthrop Hot Meal Kitchen
EIN 452692532 · Headquarters: Winthrop, ME, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Winthrop Lakes Region Chamber of Co
EIN 200581750 · Headquarters: Winthrop, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winthrop Maine Historical Society
EIN 452220295 · Headquarters: Winthrop, ME, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winthrop Professional Ems Providers Local 5176
EIN 844043177 · Headquarters: Winthrop, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Winthrop Public Library Foundation
EIN 464852968 · Headquarters: Winthrop, ME, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Winthrop Sports Boosters Inc
EIN 462824150 · Headquarters: Winthrop, ME, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Winthrop Transportation Association
EIN 333020573 · Headquarters: Peru, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wiscasset Academy Alumni
EIN 010346102 · Headquarters: Wiscasset, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wiscasset Ambulance Attendants Association Inc
EIN 454536061 · Headquarters: Wiscasset, ME, US · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Wiscasset Area Chamber of Commerce
EIN 275124672 · Headquarters: Wiscasset, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wiscasset Babe Ruth Baseball
EIN 462983538 · Headquarters: Wiscasset, ME, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Wiscasset Creative Alliance
EIN 842419738 · Headquarters: Wiscasset, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Wiscasset Education Association
EIN 471178389 · Headquarters: Jefferson, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wiscasset Educational Support Professionals Association
EIN 472159329 · Headquarters: westport island, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wiscasset Female Charitable Society
EIN 016020661 · Headquarters: Westport Island, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wiscasset High School All Sports Booster Club
EIN 753253104 · Headquarters: Wiscasset, ME, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wiscasset Middle School P T Council
EIN 010520857 · Headquarters: Wiscasset, ME, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Wiscasset Public Library
EIN 010249865 · Headquarters: WISCASSET, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wiscasset Regional Development Corporation
EIN 300220853 · Headquarters: WISCASSET, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Wiscasset Rod & Gun Club
EIN 010485367 · Headquarters: WISCASSET, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wiscasset Teachers Association
EIN 205719073 · Headquarters: Wiscasset, ME, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Wiscasset Waterville & Farmington Railway Museum
EIN 010448408 · Headquarters: ALNA, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990
- Wiscasset Yacht Club Inc
EIN 010369623 · Headquarters: Wiscasset, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Wiscassett Senior Center Scholarship Fund
EIN 200973105 · Headquarters: WISCASSET, ME, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Wise John & Margaret Charit Fdtn
EIN 466418625 · Headquarters: PORTLAND, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Wishcamper Family Foundation C/o The Wishcamper Companies Inc
EIN 900791207 · Headquarters: Portland, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Wishcamper Foundation
EIN 994555285 · Headquarters: Portland, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Witches Wear Pink
EIN 473722121 · Headquarters: Falmouth, ME, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- With Chartiy for All
EIN 455309237 · Headquarters: Portland, ME, US · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- With My Humble Hands
EIN 994030643 · Headquarters: Scarborough, ME, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- With Open Arms
EIN 921946679 · Headquarters: Old Town, ME, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Witts End Wilderness
EIN 331884049 · Headquarters: Danforth, ME, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wmass Social Action Theater Group Inc
EIN 043532572 · Headquarters: South Portland, ME, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Wolfe's Neck Farm Foundation
EIN 222586116 · Headquarters: Freeport, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wolves of Maine Sanctuary
EIN 880706733 · Headquarters: Falmouth, ME, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990
- Wolves Social Club
EIN 010216888 · Headquarters: SANFORD, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Woman's Hospital Association
EIN 237233640 · Headquarters: Lewiston, ME, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Woman's Literary Union of Androscoggin C
EIN 016011541 · Headquarters: AUBURN, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Womancareaegis Association
EIN 010376014 · Headquarters: DOVERFOXCROFT, ME, USA · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990
- Women for Healthy Rural Living
EIN 550880014 · Headquarters: MILBRIDGE, ME, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Women in Agriculture for Health and Nutrition
EIN 814471330 · Headquarters: LEWISTON, ME, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Women in Aviation International Eleanor Spear Chapter
EIN 920571865 · Headquarters: Saco, ME, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Women in God
EIN 201460366 · Headquarters: Falmouth, ME, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Women in Harmony
EIN 010484023 · Headquarters: Portland, ME, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Women in Need Inc
EIN 522027892 · Headquarters: PORTLAND, ME, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Women of the Maine Outdoors
EIN 550823560 · Headquarters: Belgrade, ME, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Women Standing Together
EIN 460684740 · Headquarters: Portland, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Women United Around the World
EIN 455081178 · Headquarters: Portland, ME, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Women Unlimited
EIN 010434603 · Headquarters: AUGUSTA, ME, USA · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990
- Women Veterans Glamping
EIN 872520494 · Headquarters: Jay, ME, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Women's Auxiliary of Prouts Neck
EIN 016017198 · Headquarters: PROUTS NECK, ME, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Women's Auxiliary of Prouts Neck Inc
EIN 352573304 · Headquarters: SCARBOROUGH, ME, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Women's Maine State Golf Association
EIN 010371951 · Headquarters: CUMBERLAND, ME, USA · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ
- Women's Transportation Seminar - Maine Section
EIN 453540207 · Headquarters: SCARBOROUGH, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Womens Community Garden Club
EIN 010392983 · Headquarters: Dover Foxcroft, ME, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Womens Council of Realtors Portland
EIN 923874314 · Headquarters: Portland, ME, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Womens Hope for a Better Life
EIN 473958328 · Headquarters: Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Womens Legislative Council of Maine
EIN 237021737 · Headquarters: Skowhegan, ME, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Womens Riverside Golf Association
EIN 812540167 · Headquarters: Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Wonekonyen - Show Mercy for the Needy
EIN 871603915 · Headquarters: SANFORD, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Wood Island Life Saving Station Association
EIN 453543669 · Headquarters: Kittery Point, ME, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Woodard & Curran Foundation
EIN 272130228 · Headquarters: Portland, ME, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990
- Woodbridge School
EIN 050592900 · Headquarters: Falmouth, ME, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Woodfords Club
EIN 010184850 · Headquarters: PORTLAND, ME, USA · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990
- Woodfords Family Services
EIN 010278395 · Headquarters: WESTBROOK, ME, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Woodie Wheaton Land Trust C/o Jeff Ketchum
EIN 010494342 · Headquarters: FOREST CITY, ME, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Woodland Cemetery Company
EIN 016047064 · Headquarters: Bethel, ME, US · Mutual & Membership Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Woodland Consolidated Teachers Association
EIN 010467310 · Headquarters: Woodland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Woodland Education Association
EIN 273082147 · Headquarters: Calais, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Woodland Historical Society
EIN 010363070 · Headquarters: Woodland, ME, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Woodland Pond School
EIN 852842318 · Headquarters: Hampden, ME, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N