Mission
To preserve local historical landmarks and public records; to encourage the study of local history...
Public Charity
MAMARONECK HISTORICAL SOCIETY
MAMARONECK HISTORICAL SOCIETY is a nonprofit organization categorized as Public Charity based in MAMARONECK, NY. Its most recent IRS filing (2025) reports revenue of $53K, expenses of $70K, total assets of $107K. Imperigo tracks 2 reported grant relationships connected to this organization totaling approximately $89K.
EIN: 133045309
MAMARONECK, NY
Latest filing: 2025
Total Revenue$53K
Total Expenses$70K
Total Assets$107K
Grant Records2
Funding Total$89K
Filing Years2022–2025
Sample Grants Received
GENERAL SUPPORT
$38,558
CULTURE & ARTS
$50,000
Showing up to 5 of 2 total records — full history available with membership.
Officers & Directors
Trustee
Anthony Demeo
Treasurer
Donald Sutherland
Executive Vice President
George Mgrditchian
President
John Pritts
Secretary
Leslie Brill
Archivist
Michael Trippico
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $53K | $70K | $107K |
| 2024 | $97K | $131K | $124K |
| 2023 | $11K | $13K | $158K |
| 2022 | $247K | $130K | $160K |
Between 2022 and 2025, reported annual revenue declined from $247K to $53K (-79%), with total assets most recently reported at $107K.
Interactive year-over-year charts and full filing details available with membership.