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Data / Nonprofits / Maine / South Portland

Nonprofits in South Portland, ME: 21 registered with the IRS

21 nonprofits are registered with the IRS in South Portland, ME, 18 of them 501(c)(3) charities; the 7 that report revenue took in $75.2 million. The largest by revenue: Alpha One ($48.2 million), Portland Community Health Center ($25.4 million), Northern New England Concrete Promotion Association ($653,077). Most common causes: human services (4), mental health and crisis intervention (3), health care (3).

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
Alpha OneHuman services501(c)(3)1981$48.2 million$25.2 million2025-06
Portland Community Health CenterHealth care501(c)(3)2012$25.4 million$14.8 million2025-06
Northern New England Concrete Promotion AssociationCommunity improvement and capacity building501(c)(6)1990$653,077$898,3272025-12
Friends of the Portland Community Free ClinicEducation501(c)(3)2014$438,335$883,1952025-06
Global Dare FoundationDiseases, disorders and medical disciplines501(c)(3)2019$290,078$394,5082025-12
Baby Carrier Industry AllianceCommunity improvement and capacity building501(c)(6)2011$104,566$219,3402025-06
Surf for LifeInternational, foreign affairs and national security501(c)(3)2009$77,340$23,4102025-12
A Fresh Start IncHuman services501(c)(3)1999$0$02025-12
American Concrete Institution New England ChapterEducation501(c)(3)2022$0$02025-12
American Society for Training and Development501(c)(3)1977$0$02025-12
Carlisle Family FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2021$17,9212022-12
Collectively BraveMental health and crisis intervention501(c)(3)2025$0$02025-12
Gali FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2022$1.7 million2025-12
Hair MattersHealth care501(c)(3)2016$0$02025-12
M U S EMental health and crisis intervention501(c)(3)2026
Making It HomeHousing and shelter501(c)(3)2024$0$02025-12
North New England Society of Addiction MedicineMental health and crisis intervention501(c)(3)1983$0$02025-12
Prevention Matters ProjectHealth care501(c)(3)2024
Rotary International501(c)(4)1942$0$02026-06
South Portland-Cape Elizabeth TriadHuman services501(c)(3)2021$0$02023-12
The Stubbornly Positive ProjectHuman services501(c)(3)2025$0$02025-12

By cause in South 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.