Cause IQ vendor profile

Foundation Source


Foundation Source is a firm that provides tax accounting and foundation administration to nonprofit clients. They primarily provide their services regionally, with most clients in Delaware (although they are present in other states as well).

Most Foundation Source clients are religious organizations and grantmaking foundations with revenues ranging from $35,398 to $1.6 million.

Primary location:
Lake Success, NY
All locations:
NY, CT
Identified clients:
2,311
Avg client size:
$1.0 mil revenue
Median client size:
$94 thou revenue

Foundation Source client list

 NameTypeLocation
1Diana Davis Spencer Foundation501(c)(3)Wilmington, DE
2The Essex Avenue Foundation501(c)(3)Wilmington, DE
3The Maxwellhanrahan Foundation501(c)(3)San Francisco, CA
4Sternlicht Family Foundation501(c)(3)Wilmington, DE
5Lorna Jordan Charitable Organization501(c)(3)Wilmington, DE
6Barbara Barnard Smith Foundation501(c)(3)Wilmington, DE
7The MONARCH Foundation501(c)(3)Wilmington, DE
8Moccasin Lake Foundation501(c)(3)Wilmington, DE
9The Marisla Foundation501(c)(3)Laguna Beach, CA
10Lytton-Kambara Foundation501(c)(3)Wilmington, DE
...and 2,301 more Foundation Source not-for-profit tax-exempt clients identified by Cause IQ

Foundation Source competitors

Competitors to Foundation Source in the nonprofit sector include Fifth Third Bank, Northern Trust, Wells Fargo Bank, SunTrust Bank, US Bank, Na, Hill Barth and King LLC, Liberty Tax Service, Citrin Cooperman Advisors LLC, and Eisner Advisory Group LLC.

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