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Search 188,087+ US foundations by name, location, focus area, size, and giving history. Completely free.
Sibbri Foundation
VINEYARD HAVEN, MA
Assets
$26.6M
Grants
42
Total Given
$1.5M
Sibley-saltonstall Charitable Foundation
BOSTON, MA
Assets
$3.9M
Grants
62
Total Given
$450K
Siff Charitable Foundation
WORCESTER, MA
Assets
$54K
Grants
36
Total Given
$96K
Sigma Phi Epsilon Fraternity
BOSTON, MA
Assets
$73K
Grants
1
Total Given
$64K
Sigma Xi - North Shore Chapter
BEVERLY, MA
Assets
$4K
Grants
0
Total Given
—
Silver Birch Foundation
BOSTON, MA
Assets
$82K
Grants
1
Total Given
$8K
Simmons University
BOSTON, MA
Assets
$565.5M
Grants
3
Total Given
$379K
Simon B Gottlieb Charitable Foundation
ALLSTON, MA
Assets
$1.7M
Grants
32
Total Given
$868K
Simon Willard Foundation
BOSTON, MA
Assets
$5.0M
Grants
10
Total Given
$302K
Sin City Project Inc
BEVERLY, MA
Assets
—
Grants
0
Total Given
—
Sinai Charitable Foundation Inc
SPRINGFIELD, MA
Assets
$1.8M
Grants
1
Total Given
$76K
Sinai Temple Endowment Trust
SPRINGFIELD, MA
Assets
$3.0M
Grants
1
Total Given
$107K
Sinaifederation Charitable
SPRINGFIELD, MA
Assets
$725K
Grants
1
Total Given
$29K
Sincere Foundation Inc
FRAMINGHAM, MA
Assets
$40K
Grants
24
Total Given
$300K
Singing Field Foundation Inc
WALTHAM, MA
Assets
$3.6M
Grants
37
Total Given
$275K
Sirad Foundation Inc
CAMBRIDGE, MA
Assets
$3.5M
Grants
13
Total Given
$207K
Sizer School Foundation Inc
FITCHBURG, MA
Assets
$4.5M
Grants
1
Total Given
$11K
Ski Ward Community Race Team Inc
NORTHBOROUGH, MA
Assets
—
Grants
0
Total Given
—
Skoden Foundation
BOSTON, MA
Assets
$51
Grants
0
Total Given
—
Skp Foundation
CAMBRIDGE, MA
Assets
$871K
Grants
1
Total Given
$100K
Slanetz Science Foundation
BOSTON, MA
Assets
$39K
Grants
1
Total Given
$3K
Slater Family Foundation
MILTON, MA
Assets
$66K
Grants
1
Total Given
$15K
Slough Farm Foundation
EDGARTOWN, MA
Assets
$73.6M
Grants
4
Total Given
$214K
Smart From the Start Inc
ROXBURY CROSSING, MA
Assets
$2.8M
Grants
1
Total Given
$75K
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About the Funder Directory
Grantable's Funder Directory provides detailed profiles for over 188,087 US foundations and grant-making organizations. Each profile includes financial data, grant histories, key people, and focus areas — all sourced from IRS Form 990-PF filings and enriched with Candid classification data.
Whether you're a nonprofit researching potential funders, a grant writer identifying new prospects, or a researcher analyzing philanthropic trends, our directory provides the information you need to make informed decisions about your fundraising strategy.