Data / Nonprofits / Connecticut / New Preston
Nonprofits in New Preston, CT: 17 registered with the IRS
17 nonprofits are registered with the IRS in New Preston, CT, 13 of them 501(c)(3) charities; the 9 that report revenue took in $14.7 million. The largest by revenue: Washington Montessori Association Inc ($9.8 million), Lake Waramaug Country Club Inc Golf Links RD ($3.6 million), Human Potential Lab Inc ($747,585). Most common causes: animal-related (3), education (3).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Washington Montessori Association Inc | Education | 501(c)(3) | 1971 | $9.8 million | $17.6 million | 2025-06 |
| Lake Waramaug Country Club Inc Golf Links RD | 501(c)(7) | 1993 | $3.6 million | $5.5 million | 2024-11 | |
| Human Potential Lab Inc | Science and technology | 501(c)(3) | 2025 | $747,585 | $82,251 | 2024-12 |
| Horse of Connecticut Inc | Animal-related | 501(c)(3) | 1985 | $260,628 | $346,227 | 2025-12 |
| The Wilfredo Perez Jr Memorial Fund Inc | Education | 501(c)(3) | 2006 | $167,717 | $217,403 | 2025-12 |
| The Lake Waramaug Association Inc | Environment | 501(c)(3) | 1995 | $101,953 | $369,925 | 2025-12 |
| John Pettibone Memorial Scholarship Fund Inc | Education | 501(c)(3) | 1970 | $88,874 | $446,483 | 2024-09 |
| Pet Assistance Inc | Animal-related | 501(c)(3) | 1976 | $28,360 | $67,261 | 2026-06 |
| Our Humanity Matters Inc | Human services | 501(c)(3) | 2018 | $2,000 | $4 | 2024-12 |
| Aspetuck Angel Fund Inc | Animal-related | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Grounded Change Inc | International, foreign affairs and national security | 501(c)(3) | 2026 | |||
| Headway Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| New Preston Village Cemetery Association Inc | 501(c)(13) | 1996 | $0 | $0 | 2026-03 | |
| New Preston Womens Club | 501(c)(4) | 1984 | $0 | $0 | 2025-12 | |
| Northville Residents Association Inc | 501(c)(4) | 1991 | $0 | $0 | 2025-09 | |
| Shepaug River Association Inc | Environment | 501(c)(3) | 1998 | $0 | $0 | 2024-12 |
| Stone Church & Meetinghouse Foundation Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
By cause in New Preston, CT
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.