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Foundations / Massachusetts

Comet Foundation F/K/A the Steinert Family Foundation

Accepts applications Boston, Massachusetts · EIN 861967040

Comet Foundation F/K/A the Steinert Family Foundation is a private foundation in Boston, Massachusetts. In tax year 2025 it gave $3.2 million in 32 grants; the typical grant was $25,000 and the largest $525,000. It accepts applications; its filing gives the instructions below.

From its IRS Form 990-PF for tax year 2025.

Giving in 2025 was down from $3.4 million the year before.

96% of its 2025 grantees had not received a grant from it the year before, a sign it is open to new organizations.

Giving by year

Tax yearGrants paidNumber of grantsAssets
2023$562,5002$13.6 million
2024$3.4 million12$20.5 million
2025$3.2 million32$28.4 million

How to apply

ContactLangley Steinert and Hilary Steiner
One Joy Street, Boston, MA 02108
Phone or email(617) 720-5800
What to submitApplications should be submitted in writing and include any pertinent materials applicants would like to have considered by the trustees.

As written in the foundation's IRS filing for tax year 2025. Details may have changed since.

IRS filings on ProPublica

What Comet Foundation F/K/A the Steinert Family Foundation funds

Where it gives

Its grants went to recipients in 9 states, the most to Massachusetts.

StateGrantsAmount
Massachusetts20$1.7 million
Tennessee3$525,000
New Jersey1$525,000
New Hampshire1$275,000
North Carolina1$50,000
New York3$45,000
District of Columbia1$25,000
Virginia1$15,000
Georgia1$600

Grants paid in 2025

All 32 grants
RecipientPurposeAmount
President and Fellows of Harvard College
Cambridge, MA
Education$525,000
Trustees of Princeton University
Princeton, NJ
Education$525,000
Trustees of Dartmouth College
Hanover, NH
Education$275,000
Steppingstone Foundation Inc
Boston, MA
Community services$250,000
Vanderbilt University
Nashville, TN
Education$250,000
Vanderbilt University
Nashville, TN
Education$250,000
Nantucket Performing Arts Center Inc
Nantucket, MA
Community services$250,000
Nantucket Cottage Hospital
Nantucket, MA
Health$200,000
Environmental Defense Fund
Boston, MA
Community services$200,000
Emerson Health Care Foundation Inc
Concord, MA
Health$120,000
Nantucket Golf Club Foundation (Nantucket Children's Charity Classic)
Siasconset, MA
Education$51,000
Harper's Home Inc
Durham, NC
Health$50,000
The Wily Network Inc
Newton, MA
Education$30,000
Nantucket Golf Club Foundation
Siasconset, MA
Education$25,000
Vanderbilt University
Nashville, TN
Education$25,000
Georgetown University Office of Advancement and University Relations
Washington, DC
Education$25,000
Harlem Larcrosse and Leadership Corporation
New York, NY
Community services$25,000
Concord Free Public Library
Concord, MA
Education$20,000
Pan-Mass Challenge
Needham, MA
Health$18,190
Washington and Lee University
Lexington, VA
Education$15,000
Nashoba Brooks School
Concord, MA
Education$15,000
The Wily Network Inc
Newton, MA
Education$13,000
Hudson Valley Clubhouse
Poughkeepsie, NY
Community services$10,000
Hudson Valley Clubhouse
Poughkeepsie, NY
Community services$10,000
Natucket Cottage Hospital
Nantucket, MA
Health$9,300
The Umbrella Arts Center
Concord, MA
Education$5,182
McLean Hospital
Belmont, MA
Health$5,000
Emerson Health
Concord, MA
Health$5,000
Pan-Mass Challenge
Needham, MA
Health$1,195
Allworthy Inc (Peak With A Purpose IV)
Salem, MA
Education$1,100
Pan-Mass Challenge
Needham, MA
Health$821
Gofundme (American Cancer Society)
Atlanta, GA
Health$600

Officers and trustees

As listed in Part VIII of the 2025 filing.

Questions people ask

Does Comet Foundation F/K/A the Steinert Family Foundation accept grant applications?

Yes. Its latest IRS filing says it accepts applications.

How much does Comet Foundation F/K/A the Steinert Family Foundation give?

$3.2 million in tax year 2025, across 32 grants, with a typical grant of $25,000.

Who runs Comet Foundation F/K/A the Steinert Family Foundation?

Its 2025 filing lists Langley Steinert (Trustee) and Hilary Steinert (Trustee).

What does Comet Foundation F/K/A the Steinert Family Foundation fund?

Based on its grants, mainly education, health and arts and culture.

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