Sincere Efforts Foundation

Sincere Foundation Grant Program

Who can apply: Applicants must be registered 501(c)(3) organizations within the United States, provide services within Massachusetts, have a total operating budget of $25 million or less, and align with the Foundation's priorities. The Foundation does not fund events, scholarships, religious organizations, grants to individuals or municipalities, political groups or parties, or lobbying.

Deadline: Proposals are listed as due September 14, 2026 and March 1, 2027. The next listed deadline is March 1, 2027.