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Data / Nonprofits / Maine / S Portland

Nonprofits in S Portland, ME: 145 registered with the IRS

145 nonprofits are registered with the IRS in S Portland, ME, 115 of them 501(c)(3) charities; the 50 that report revenue took in $112.6 million. The largest by revenue: The Opportunity Alliance ($40.3 million), Port Resources ($15.5 million), Peregrine Corp ($8.4 million). Most common causes: human services (14), arts, culture and humanities (13), education (11).

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

OrganizationCategoryTypeSinceRevenueAssetsFiling
The Opportunity AllianceHuman services501(c)(3)1965$40.3 million$21 million2025-06
Port ResourcesHuman services501(c)(3)1981$15.5 million$6.7 million2025-06
Peregrine CorpHuman services501(c)(3)1993$8.4 million$9.6 million2025-06
South Portland Housing Development CorporationHousing and shelter501(c)(3)1994$7.3 million$18.9 million2025-09
Maine Connections Academy IncEducation501(c)(3)2015$6.4 million$2.2 million2025-06
Connections for KidsHuman services501(c)(3)1996$6 million$6 million2025-06
Maine Special OlympicsRecreation and sports501(c)(3)1978$4.8 million$14.5 million2024-12
Girl Scouts of Maine IncYouth development501(c)(3)1974$4.3 million$7.5 million2025-09
International Brotherhood of Teamsters501(c)(5)1941$3.1 million$2.7 million2024-12
National Partnership for Environmental Technology Education501(c)(3)1999$2.4 million$568,3022025-09
South Portland Food CupboardFood, agriculture and nutrition501(c)(3)2005$2 million$1.2 million2025-06
Fork Food LabEnvironment501(c)(3)2012$1.6 million$3.9 million2024-12
Youth and Family OutreachReligion-related501(c)(3)1979$1.6 million$3.5 million2025-09
Greater Portland Christian School Association501(c)(3)1976$1.3 million$936,9882025-06
Road Runners of America Club501(c)(3)1976$1.1 million$246,7542024-12
Southern Maine Community College FoundationEducation501(c)(3)2001$745,595$5.4 million2025-06
Society for Military HistoryArts, culture and humanities501(c)(3)1942$650,636$1.3 million2025-06
Portland Education Association501(c)(5)1977$553,597$171,8642025-08
Independent Order of Odd Fellows501(c)(8)1962$533,501$4.9 million2024-12
Maine Association of Police501(c)(5)1976$409,594$240,8372022-12
JarmeReligion-related501(c)(3)2025$304,151$516,4842024-12
Portland Lyric TheaterArts, culture and humanities501(c)(3)1983$245,384$899,0302025-06
Centerboard Yacht Club501(c)(7)1965$245,238$1.7 million2025-10
Press Herald Toy Fund501(c)(3)1979$244,165$434,3602026-02
The Portland Players IncArts, culture and humanities501(c)(3)1964$219,584$368,3702025-06
Ingraham Housing Corporation IncHousing and shelter501(c)(3)1995$210,331$1.9 million2025-06
Peoples Inclusive WeldingEducation501(c)(3)2022$159,666$65,8832024-12
Maine Brewers Guild501(c)(6)1996$153,338$50,5192025-12
Almost Home RescueAnimal-related501(c)(3)2014$151,351$118,4822024-12
South Portland Cape Elizabeth Rotary Charitable FundCommunity improvement and capacity building501(c)(3)1997$126,595$168,3582025-06
South Portland Historical SocietyArts, culture and humanities501(c)(3)2005$120,419$360,7752025-12
Institute for Broadening ParticipationScience and technology501(c)(3)2005$118,126$113,3842024-12
Mad Horse Theatre Company501(c)(3)1987$112,331$84,1112025-06
Maine Military Museum and Learning CenterArts, culture and humanities501(c)(3)2008$101,462$12024-12
Kava Collaborative HealthHealth care501(c)(3)2023$100,427$24,5922025-06
South Portland Football Boosters Club IncRecreation and sports501(c)(3)2008$92,462$33,1862025-06
Maine Psychological Association501(c)(6)1996$87,520$131,6502025-12
Maine Association of Public Housing DirectorsHousing and shelter501(c)(3)2003$83,000$31,4152025-06
Mt Pleasant Cemetery Corp501(c)(13)1973$82,965$1.2 million2024-12
Global Recovery IncHuman services501(c)(3)2021$82,600$1,0102023-12
Little League Baseball Inc501(c)(3)1967$72,810$33,8462025-09
Trustees of the Charitable Fund of Hiram Lodge501(c)(2)2021$67,983$966,4382025-05
South Portland Police Patrolmens Association501(c)(5)1991$63,102$33,3082025-12
Wounded Healers InternationalCrime and legal-related501(c)(3)2021$62,193$129,6222024-12
International Association of Fire Fighters501(c)(5)1940$58,442$75,4632023-12
Friends of the Maine Youth Center IncCrime and legal-related501(c)(3)1995$54,687$118,9192025-06
Abstinence Coalition for EducationnortheastHealth care501(c)(3)2007$51,819$354,8122025-12
Highland Memorial Cemetery Associat IonMutual and membership benefit501(c)(13)2016$48,476$266,7292025-12
Ancient Free & Accepted Masons of Maine501(c)(8)1941$17,877$7,2492025-05
Cushing Residence IncHousing and shelter501(c)(3)1980$30$12024-12
1St Steps for VetsPublic and societal benefit501(c)(3)2017$0$02024-12
Acf Casco Bay Culinary AssociationCommunity improvement and capacity building501(c)(6)2012$0$02025-08
American Legion Post 0035 Stewart P Morrill501(c)(19)1946$0$02025-12
Ancient Free & Accepted Masons of Maine501(c)(10)1941$0$02025-03
Ancient Free & Accepted Masons of Maine501(c)(10)1941$0$02025-03
Atlantic Federal Credit Union FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2022$2.7 million2025-12
Bowery Beach School Building Maintenance Trust501(c)(3)1988$33,5092025-12
Building SteamRecreation and sports501(c)(3)2018$0$02024-06
CG Coast Guard Group Portland DivisionPublic and societal benefit501(c)(3)2019$0$02023-12
Cancer Registrars Association of MaineDiseases, disorders and medical disciplines501(c)(3)2014$0$02025-12
Cape Elizabeth HomeHuman services501(c)(3)1960$1.9 million2025-12
Cast Aside ProductionsArts, culture and humanities501(c)(3)2016$0$02024-12
Center for Emerging LeadershipEducation501(c)(3)2024$0$02024-06
Christ Light ChurchReligion-related501(c)(3)2023
Circle of Life Memorial GardensMutual and membership benefit501(c)(13)2022$0$02025-12
Coastal Maine AquaticsRecreation and sports501(c)(3)2023$0$3,1732024-08
Congregation Bet HaamReligion-related501(c)(3)2024
Cumberland County Retired Educators AssociationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2016$0$02026-06
Dancing With the Dentists IncHealth care501(c)(3)2014$0$02025-12
Eastpoint Christian ChurchReligion-related501(c)(3)2004
Eng Family Charitable TrustPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2000$46,1772023-12
Family Motor Coach Association501(c)(7)1975$0$02025-12
Forum FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2008$6.9 million2025-12
Foundation for South Portland Schoo LSYouth development501(c)(3)2026
Friends of Cote Divoire Inc501(c)(3)1999$0$02025-12
Friends of ShinagawaArts, culture and humanities501(c)(3)2007$0$02025-12
Friends of the Liberty Ship Memoria L ParkPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2026$0$02025-12
Friends of the South Portland Public Library501(c)(3)1975$0$02026-03
Granite Point Foundation501(c)(3)1994$3.9 million2024-12
Great Diamond Island Land PreserveEnvironment501(c)(3)2006$0$02024-12
Hirshon Family Charitable FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2024$2.3 million2025-12
Independent Order of Odd Fellows501(c)(8)1972$0$02024-12
International Association of Lions Clubs501(c)(4)1940$0$02026-06
International Association of Lions Clubs501(c)(4)1940$0$02022-12
International Brotherhood of Teamsters501(c)(5)1941$0$02025-12
Knights Templar of the United States of America501(c)(10)1964$0$02025-04
Life EssentialsHuman services501(c)(3)2015$0$02025-12
Living Soil NetworkEducation501(c)(3)2020$0$02024-12
Maine Chapter of NihoaRecreation and sports501(c)(3)2017$0$02024-12
Maine Chapter of the Americansociety of Professional EstimatorsCommunity improvement and capacity building501(c)(6)2009$0$02025-06
Maine District Nazarene Camp Grounds Inc501(c)(3)1970
Maine Fair Trade CampaignInternational, foreign affairs and national security501(c)(4)2012$0$02025-12
Maine Parent Teacher Association Inc501(c)(3)1950$0$02026-06
Maine Parent Teacher Association Inc501(c)(3)1950$0$02025-06
Maine Parents and Providers of DiabeticsHealth care501(c)(3)2014$0$02025-12
Maines Center for SustainabilityEnvironment501(c)(3)2021$0$02025-12
Mentorme IncArts, culture and humanities501(c)(3)2025$0$02025-12
Military Overseas Birth and Family CenterHealth care501(c)(3)2024$0$02025-12
Nannas HouseCommunity improvement and capacity building501(c)(3)2022$42,9312024-12
National Environmental Training AssociationEnvironment501(c)(3)1979$0$02025-12
Never StopHuman services501(c)(3)2023$0$02025-12
New England Fishermens FoundationEnvironment501(c)(3)2025$0$02025-12
New England Regional Direct Primary Care AllianceEducation501(c)(3)2024$0$02025-12
Passion for LifeYouth development501(c)(3)2021$0$02025-12
Pastel Society of MaineArts, culture and humanities501(c)(3)2016$0$02024-12
Peace Buddhist CenterReligion-related501(c)(3)2017
Peoples United Methodist Church501(c)(3)19742012-12
Pleasantdale Hose Co-3501(c)(4)1948$0$02025-11
Promised Land World Outreach Center501(c)(3)1964
Protect South PortlandEnvironment501(c)(3)2016$0$02025-12
Remembering DarienHuman services501(c)(3)2014$0$02025-12
Resident Services of America IncHuman services501(c)(3)2012$0$02026-06
Robert G & Jane V Engel Foundation Inc501(c)(3)1988$930,8912025-09
Ross Powers FoundationEducation501(c)(3)2003$268,1892025-06
Sage SwingersHuman services501(c)(7)2015$0$02025-04
Sandorf PassageArts, culture and humanities501(c)(3)2021$0$02025-12
Savage Family Turkey TrotRecreation and sports501(c)(3)2019$0$02025-12
Skeleton Figure CommonsEnvironment501(c)(3)2026
Skillin School Pta501(c)(3)2012$0$02026-06
Sopo Baseball BoostersEducation501(c)(3)2024$0$02025-12
South Portland Fire CheeringRecreation and sports501(c)(3)2023$0$02026-07
South Portland Firemens Relief Association501(c)(9)1978$0$02026-02
South Portland Football Hall of FameRecreation and sports501(c)(3)2024
South Portland Holiday Toy DriveHuman services501(c)(3)2026$0$02025-12
South Portland Land Trust501(c)(3)1989$0$02025-12
South Portland Middle School Parent Teacher OrganizationEducation501(c)(3)2026$0$02026-06
South Portland Music BoostersArts, culture and humanities501(c)(3)2022
South Portland StrikersRecreation and sports501(c)(3)2018$0$02025-12
South Portland Track & X-Country BoostersEducation501(c)(3)2024
South Portland Volunteers in Police ServicePublic safety, disaster preparedness and relief501(c)(3)2011$0$02025-06
Southern Maine TomahawksYouth development501(c)(3)2014$0$02025-08
Spiritual Assembly of the Bahais of South Portland501(c)(3)1995
Spring Point Ledge Light Trust501(c)(3)2004$0$02024-12
Sunenblick FoundationArts, culture and humanities501(c)(3)2022$2502024-12
Supercycle Development CollectivePublic and societal benefit501(c)(3)2025$0$02025-12
Ted Hellier Community Lacrosse FundRecreation and sports501(c)(3)2022$0$02025-12
Terra Moto IncArts, culture and humanities501(c)(3)1989$0$02025-12
The Jay Michael Suddy Foundation501(c)(3)2006$0$02025-12
The Jony Project IncMental health and crisis intervention501(c)(3)2026
The Maine Affiliate of the American College of Nurse Midwives501(c)(6)2016$0$02025-12
Thornton Heights United Methodist Church501(c)(3)19742013-12
Una Voce Maine St Michael the Archangel Chapter IncReligion-related501(c)(3)2019$0$02025-12
Virginia Heights AcademyEducation501(c)(3)1999$0$02024-06
Yetu Housing and Community ResourcesHuman services501(c)(3)2024$0$02023-12
York County Triad IncHuman services501(c)(3)2006$0$02025-12

By cause in S Portland, ME

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.