Mission
TO OPERATE EXCLUSIVELY FOR EDUCATIONAL, CHARITABLE AND SCIENTIFIC PURPOSES WITHIN THE MEANING OF SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE AS A SECTION 509(A)(3) SUPPORTING ORGANIZATION OF THE BOSTON FOUNDATION.
Public Charity
CROMWELL HARBOR SUPPORTING FOUNDATION INC
CROMWELL HARBOR SUPPORTING FOUNDATION INC, of BOSTON, MA, is a Public Charity tracked in Imperigo's IRS 990 database. The 2025 filing shows $7.6M in revenue, $1.7M in expenses, $66.0M in total assets. 4 publicly reported grants to this organization, totaling roughly $7.0M, appear in IRS filings.
EIN: 873060445
BOSTON, MA
Community Foundations
NTEE: T31
Latest filing: 2025
Total Revenue$7.6M
Total Expenses$1.7M
Total Assets$66.0M
Grant Records4
Funding Total$7.0M
Filing Years2022–2025
Where $100 goes at Cromwell Harbor Supporting Foundation Inc
How Cromwell Harbor Supporting Foundation Inc divides every $100 it spends, from its own Form 990 filings, averaged across 4 years.
$98
Programs
the work itself
$2
Management
running the organization
$0
Fundraising
none reported
No fundraising costs are reported. That often means fundraising runs through a separate affiliated organization that files its own return.
Inside the $98 for programs
$98
Awarded grants for charitable purposes
Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Sample Grants Received
PUBLIC, SOCIETAL BENEFIT
$1,864,904
PUBLIC, SOCIETAL BENEFIT
$3,530,707
For grant recipient's exempt purposes
$870,000
PUBLIC, SOCIETAL BENEFIT
$752,639
Showing up to 5 of 4 total records — full history available with membership.
Officers & Directors
DIRECTOR
Charles Cheever
CLERK
Geneva S Thorndike
DIRECTOR
M Lee Pelton
DIRECTOR
Thomas Bird
PRESIDENT, TREASURER & CIO
William N Thorndike Jr
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $7.6M | $1.7M | $66.0M |
| 2024 | $5.0M | $2.4M | $44.8M |
| 2023 | $19.1M | $394K | $42.5M |
| 2022 | $14.0M | $369K | $13.9M |
Between 2022 and 2025, reported annual revenue declined from $14.0M to $7.6M (-46%), with total assets most recently reported at $66.0M.
Interactive year-over-year charts and full filing details available with membership.