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Data / Nonprofits / New Hampshire / Portsmouth / Education

Education nonprofits in Portsmouth, NH: 25 registered with the IRS

25 education nonprofits are registered with the IRS in Portsmouth, NH, 25 of them 501(c)(3) charities; the 7 that report revenue took in $5.5 million. The largest by revenue: Hope for Tomorrow Foundation ($3.8 million), Proprietors Portsmouth Athenaeum ($762,070), Gundalow Company ($725,175).

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Every organization, largest by revenue first

OrganizationTypeSinceRevenueAssetsFiling
Hope for Tomorrow Foundation501(c)(3)2017$3.8 million$16.2 million2025-06
Proprietors Portsmouth Athenaeum501(c)(3)1958$762,070$4.2 million2025-12
Gundalow Company501(c)(3)2002$725,175$1 million2025-12
Portsmouth Aikido501(c)(3)2010$98,913$8,2922025-12
New Hampshire Optometric Charities Inc501(c)(3)2006$54,579$720,9472025-12
Design Challenge Network Inc501(c)(3)2023$54,405$55,7152025-06
International Affairs Conference at Star Island501(c)(3)2016$8,427$100,0162025-12
Chi Aeropspace Incorporated501(c)(3)2026
Civics Workshop Inc501(c)(3)2023$0$02025-12
Hampshire Institute for the Advancement of Schools and Communi501(c)(3)2016$0$02023-12
Loislab501(c)(3)2021$0$02024-12
Marilyn N Doyle Spanish Scholarship Foundation Inc501(c)(3)1996$6,0772024-12
New England Aeronautical Institute Inc501(c)(3)2026$0$2,9772026-06
New England Educational Research Organization Inc501(c)(3)2025$0$02025-12
New Franklin School Parent Teacher Organization Inc501(c)(3)2011$0$02025-06
New Hampshire Architecture Foundation501(c)(3)2009$0$02024-12
Portsmouth Archive Center Inc501(c)(3)2026
Portsmouth High School Girls Basketball Boosters501(c)(3)2024$0$02025-06
Portsmouth High School Parent Teacher Association501(c)(3)2023$0$02024-06
Portsmouth High School Track501(c)(3)2015$0$02024-12
Ramsey Wurtele Foundation501(c)(3)2024$90,9562025-12
Seacoast Esthetic Dentistry Associations501(c)(3)2014$0$02025-12
Service Credit Union Impact Foundation501(c)(3)2020$946,5882025-12
Tech Collaborative501(c)(3)2024$0$02024-12
Yoga By Donation Inc501(c)(3)2016$0$02025-12

Other causes in Portsmouth, NH

Every nonprofit in Portsmouth, NH · Education 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.