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Nonprofit · EIN 04-3166698

KEEL FOUNDATION

Also known as WILSON P A & K H OLSEN TTEES

Tax-exempt · BOSTON, MA 02109

Financials

$443K$568K2023$312K$190K2024$320K$208K2025
Revenue Expenses · by fiscal year end
Financials of KEEL FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$319,923$208,322$111,601$1,667,507$0$1,667,507
December 31, 2024990-PF$312,153$190,333$121,820$1,555,580$0$1,555,580
December 31, 2023990-PF$442,983$567,591-$124,608$1,434,207$0$1,434,207
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Dividends
$45,097
Interest
$4,261
Net gain from sales of assets
$270,565

Expenses

Grants and similar amounts paid
$150,200
Disbursements for charitable purposes
$177,585
Excise tax on investment income
$4,047

Balance sheet and other

Total assets, start of year
$1,555,580
Total assets, end of year
$1,667,507
Total liabilities, end of year
$0
Net assets, end of year
$1,667,507
Fair market value of assets
$4,116,753
Qualifying distributions
$177,585
Net investment income
$319,923

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990-PF for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
BARBARA M OLSEN
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
PETER A WILSON
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
MARK M CHRISTOPHER
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
JAMES OLSEN
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
990-PF for the year ended December 31, 2024: 4 people
NameTitleHours / weekCompensation
BARBARA M OLSEN
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
PETER A WILSON
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
MARK M CHRISTOPHER
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
JAMES OLSEN
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
990-PF for the year ended December 31, 2023: 4 people
NameTitleHours / weekCompensation
BARBARA M OLSEN
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
PETER A WILSON
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
MARK M CHRISTOPHER
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0
JAMES OLSEN
ONE POST OFFICE SQUARE, BOSTON, MA 02109
TRUSTEE5$0

Address and contacts

Address (IRS master file)
ONE POST OFFICE SQUARE, BOSTON, MA 02109-2106
In care of
% P WILSON GOULSTON & STORRS
Signed the 990-PF
MARK M CHRISTOPHER, TRUSTEE
Phone
(617) 480-9594
Return prepared by
GOULSTON & STORRS PC

What it must file and when

IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-PF on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
04-3166698
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private non-operating foundation
Donations deductible (Pub 78)
Private foundation, 30% limit
Exempt since
1992
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$1,667,507
Income (IRS master file)
$436,713

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$319,923$208,322$1,667,507IRS
990-PFDecember 2024$312,153$190,333$1,555,580IRS
990-PFDecember 2023$442,983$567,591$1,434,207XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 04-3166698).

Questions about KEEL FOUNDATION

What is the EIN of KEEL FOUNDATION?
The employer identification number (EIN) of KEEL FOUNDATION is 04-3166698.
Is KEEL FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1992.
Are donations to KEEL FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does KEEL FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of KEEL FOUNDATION due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did KEEL FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2025.
Who are the officers and directors of KEEL FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 4 people; 0 received compensation from the organization.
How much revenue does KEEL FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $319,923, expenses of $208,322 and total assets of $1,667,507 at year end.

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