Data / Nonprofits / Connecticut / Old Lyme
Nonprofits in Old Lyme, CT: 91 registered with the IRS
91 nonprofits are registered with the IRS in Old Lyme, CT, 80 of them 501(c)(3) charities; the 41 that report revenue took in $31.2 million. The largest by revenue: Florence Griswold Museum Inc ($3.3 million), Lyme Academy of Fine Arts Inc ($3.3 million), Black Hall Club Inc ($3.2 million). Most common causes: education (13), arts, culture and humanities (10), philanthropy, voluntarism and grantmaking foundations (5).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Florence Griswold Museum Inc | Arts, culture and humanities | 501(c)(3) | 1946 | $3.3 million | $37.1 million | 2024-12 |
| Lyme Academy of Fine Arts Inc | Arts, culture and humanities | 501(c)(3) | 1991 | $3.3 million | $19.2 million | 2025-06 |
| Black Hall Club Inc | Recreation and sports | 501(c)(7) | 1983 | $3.2 million | $6.5 million | 2025-09 |
| Uth Inc | Youth development | 501(c)(3) | 2026 | $3.1 million | $5.4 million | 2024-12 |
| Old Lyme Country Club Inc | 501(c)(7) | 1959 | $2.5 million | $3.1 million | 2024-12 | |
| The Global Foundation for Ocean Exploration Inc | Science and technology | 501(c)(3) | 2013 | $2.4 million | $802,674 | 2025-12 |
| High Hopes Therapeutic Riding Inc | 501(c)(3) | 1979 | $1.8 million | $8.2 million | 2025-06 | |
| Lyme Land Conservation Trust Inc | Environment | 501(c)(3) | 1966 | $1.2 million | $13 million | 2025-06 |
| Lymes Youth Service Bureau Inc | 501(c)(3) | 1979 | $1 million | $3.4 million | 2025-06 | |
| Old Lyme-Phoebe Griffin Noyes Library Association | Education | 501(c)(3) | 1972 | $926,029 | $10.3 million | 2025-06 |
| Crosby Fund for Haitian Education Inc | International, foreign affairs and national security | 501(c)(3) | 2004 | $873,356 | $958,022 | 2025-06 |
| Connecticut Assisted Living Association Inc | 501(c)(6) | 1996 | $749,538 | $576,536 | 2024-12 | |
| Global 2050 Inc | Environment | 501(c)(3) | 2025 | $746,290 | $347,230 | 2025-12 |
| Musical Masterworks Inc C/o Jem | 501(c)(3) | 1993 | $707,530 | $2.5 million | 2025-06 | |
| Old Lyme Childrens Learning Center Inc | 501(c)(3) | 1987 | $699,751 | $1 million | 2025-08 | |
| Maccurdy-Salisbury Educational | Education | 501(c)(3) | 1998 | $496,801 | $11.5 million | 2024-12 |
| Old Lyme South End Volunteer Ambulance Associatin Inc | 501(c)(3) | 1987 | $487,393 | $1.3 million | 2024-12 | |
| Lyme Art Assoc Inc | 501(c)(3) | 1994 | $466,715 | $2.1 million | 2024-12 | |
| Old Lyme Cemetery Association Inc | 501(c)(13) | 1972 | $416,463 | $3.9 million | 2024-12 | |
| Camp Claire Inc | Youth development | 501(c)(3) | 2004 | $319,067 | $969,044 | 2024-12 |
| Lymes Elderly Housing Inc | Housing and shelter | 501(c)(3) | 1979 | $300,013 | $493,480 | 2025-12 |
| Center for International Management Education Inc | International, foreign affairs and national security | 501(c)(3) | 1990 | $295,394 | $45,484 | 2026-05 |
| Cair CT Inc | Civil rights, social action and advocacy | 501(c)(3) | 2022 | $275,972 | $177,445 | 2025-12 |
| Mile Creek Club Incorporated | 501(c)(7) | 1952 | $250,968 | $116,328 | 2025-12 | |
| Old Lyme Land Trust Inc | Environment | 501(c)(3) | 1966 | $147,480 | $8.8 million | 2025-12 |
| Tree of Life Educational Fund Inc | Education | 501(c)(3) | 2007 | $132,792 | $262,851 | 2025-06 |
| Old Lyme Fire Deaprtment Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2000 | $123,985 | $310,833 | 2026-04 |
| Old Lyme Rowing Association Inc | Education | 501(c)(3) | 2013 | $107,311 | $53,201 | 2025-12 |
| Connecticut River Lacrosse Club Inc | Youth development | 501(c)(3) | 2002 | $101,029 | $95,928 | 2024-12 |
| Visiting Nurse Association Inc Old Lyme | 501(c)(3) | 1968 | $98,165 | $553,696 | 2025-06 | |
| Foundation for the Educational Development of Afghans | International, foreign affairs and national security | 501(c)(3) | 2006 | $94,395 | $824,778 | 2025-12 |
| Brazilian and American Youth Cultural Exchange Incorporated | Youth development | 501(c)(3) | 2006 | $89,466 | $423,288 | 2024-12 |
| Hamburg Cove Yacht Club Inc | 501(c)(7) | 1991 | $80,978 | $620,369 | 2024-12 | |
| Nomadic Guardians Foundation | Animal-related | 501(c)(3) | 2014 | $76,438 | $113,961 | 2025-12 |
| Maina Foundation | Health care | 501(c)(3) | 2008 | $71,163 | $74,403 | 2025-12 |
| Little League Baseball Inc | 501(c)(3) | 1967 | $58,562 | $13,639 | 2025-09 | |
| Christopher Potvin Scholar Athlete Fund Inc | 501(c)(3) | 1989 | $54,985 | $2,402 | 2024-12 | |
| Old Lyme Historical Society Inc | Arts, culture and humanities | 501(c)(3) | 2006 | $37,852 | $266,175 | 2025-06 |
| Learn Project Inc | Education | 501(c)(3) | 2003 | $28,073 | $72,433 | 2025-06 |
| American Federation of Teachers | 501(c)(5) | 1967 | $26,164 | $11,459 | 2025-06 | |
| Great Island Foundation Inc | Education | 501(c)(3) | 2023 | $498 | $25,736 | 2025-12 |
| Acts Missions | Religion-related | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Alicias Angels Inc | Human services | 501(c)(3) | 2016 | $0 | $0 | 2023-12 |
| Apostolic Resource Center Inc | 501(c)(3) | 2004 | $0 | $0 | 2021-12 | |
| Bellas Legacy Inc | Medical research | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Brave Hearts Kind Souls Inc | Human services | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Carl G Anderson Educational Trust Fund | Education | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Connecticut Blue Economy Coalition Inc | Community improvement and capacity building | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Connecticut Center for Employee Ownership | Community improvement and capacity building | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Connecticut Junior Women Inc | 501(c)(3) | 1993 | $0 | $0 | 2025-05 | |
| Connecticut M G Club LTD | Recreation and sports | 501(c)(7) | 2014 | $0 | $0 | 2026-03 |
| Connie J Klanica Foundation | Mental health and crisis intervention | 501(c)(3) | 2019 | $30,624 | 2023-12 | |
| Currach Rowers of Connecticut Shore S | Arts, culture and humanities | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Dangremond Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2009 | $1.1 million | 2024-12 | |
| Dartmouth Club of South East Connecticut Inc | 501(c)(3) | 1991 | $0 | $0 | 2025-06 | |
| Deep River Horseshoe League | Recreation and sports | 501(c)(4) | 2015 | $0 | $0 | 2025-12 |
| Eastern Connecticut Sailing Association Inc | 501(c)(3) | 1979 | $0 | $0 | 2024-12 | |
| Faye and Mike Richardson Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $3.1 million | 2025-12 | |
| Federated Garden Clubs of Connecticut Inc | 501(c)(3) | 1967 | $0 | $0 | 2025-11 | |
| Federated Garden Clubs of Connecticut Inc | 501(c)(3) | 1967 | $0 | $0 | 2025-09 | |
| Friends of Music-Lyme-Old Lyme | Arts, culture and humanities | 501(c)(3) | 2015 | $0 | $0 | 2025-06 |
| Friends of the Lymes Senior Center Inc | Human services | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Garnet State Feline Fanciers | Animal-related | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Gravestone Initiative Inc | Arts, culture and humanities | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Heart of Love International Inc | Religion-related | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| In the Forest | Environment | 501(c)(3) | 2025 | |||
| Kelsey-Naylor Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $11,380 | 2025-12 | |
| Learn | Education | 501(c)(3) | 1985 | |||
| Leo Katz Foundation Inc | Arts, culture and humanities | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Lyme Old Lyme Boosters Club Inc | Education | 501(c)(3) | 2008 | $0 | $0 | 2026-06 |
| Lyme Old Lyme Middle School Pto Inc | Education | 501(c)(3) | 2005 | $0 | $0 | 2026-08 |
| Lyme-Old Lyme Lions Charities Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Lyme-Old Lyme Safe Graduation Party Inc | Education | 501(c)(3) | 2009 | $0 | $0 | 2026-08 |
| Lymeline Inc | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Malta Inc | Housing and shelter | 501(c)(3) | 2004 | $0 | $0 | 2024-12 |
| Mentoring Corps for Community Development | Community improvement and capacity building | 501(c)(3) | 2022 | $8,064 | 2024-12 | |
| Musicnow Foundation LLC | Arts, culture and humanities | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Nancy A Larson Foundation Inc | Education | 501(c)(3) | 2003 | $10,224 | 2025-12 | |
| Nathan & Helen Kohler Foundation | 501(c)(3) | 1964 | $986,022 | 2025-10 | ||
| Old Lyme Center School Pto | Education | 501(c)(3) | 2021 | $0 | $0 | 2023-05 |
| Otfinoski Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2019 | $77,463 | 2025-06 | |
| Protestant Episcopal Church in the United States of America | 501(c)(3) | 1940 | ||||
| Ruth Ann Heller Music Foundation Inc | 501(c)(3) | 2002 | $14,321 | 2025-12 | ||
| S Spencer Scott Fund Inc | 501(c)(3) | 1951 | $570,022 | 2025-12 | ||
| Social Connections | 501(c)(7) | 1997 | $0 | $0 | 2025-12 | |
| Sound View Beach Association Inc | Community improvement and capacity building | 501(c)(3) | 2003 | $0 | $0 | 2025-12 |
| Sweet Potato Society Inc | Arts, culture and humanities | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| The Womans Exchange of Old Lyme Inc | Human services | 501(c)(3) | 2019 | $0 | $0 | 2026-04 |
| Tribal Crafts Inc | Housing and shelter | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Tributary Mill Conservancy | Environment | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Veterans of Foreign Wars of the United States Dept of Connecticut | 501(c)(19) | 1962 | $0 | $0 | 2026-06 |
By cause in Old Lyme, CT
- Education 13
- Arts, culture and humanities 10
- Philanthropy, voluntarism and grantmaking foundations 5
- Environment 5
- Youth development 4
- Community improvement and capacity building 4
- Human services 4
- Recreation and sports 3
- Housing and shelter 3
- International, foreign affairs and national security 3
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.