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 $36,024 to $1.7 million.

Primary location:
Lake Success, NY
All locations:
NY, CT
Identified clients:
2,323
Avg client size:
$1.0 mil revenue
Median client size:
$96 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
5The MONARCH Foundation501(c)(3)Wilmington, DE
6Moccasin Lake Foundation501(c)(3)Wilmington, DE
7The Marisla Foundation501(c)(3)Laguna Beach, CA
8Lytton-Kambara Foundation501(c)(3)Wilmington, DE
9Morgridge Family Foundation501(c)(3)Wilmington, DE
10Adobe Foundation501(c)(3)Wilmington, DE
...and 2,313 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 Northern Trust, Fifth Third Bank, Wells Fargo Bank, SunTrust Bank, US Bank, Block Advisors, Brady Martz and Associates PC, HRB Tax Group Inc, Carr Riggs and Ingram LLC, and Andersen Tax LLC.

Already a customer?

Log in to see a complete profile, including complete list of identified clients.

Interested in Cause IQ?

You're in good company! Cause IQ's customers include leading technology, accounting, financial services, consulting, fundraising, and other firms.

Our web-based information and tools help you grow, maintain, and serve your nonprofit clients.

and see Cause IQ in action!