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Nonprofit · EIN 51-0193921

MARY AND KATHLEEN HARRIMAN FOUNDATION

Tax-exempt · NEW YORK, NY 10005

Financials

$284K$346K2023$501K$312K2024
Revenue Expenses · by fiscal year end
Financials of MARY AND KATHLEEN HARRIMAN FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990-PF$500,985$312,341$188,644$4,898,527$0$4,898,527
December 31, 2023990-PF$283,573$346,346-$62,773$4,709,883$0$4,709,883
Financial details: 990-PF for the year ended December 31, 2024

Revenue

Dividends
$139,141
Net gain from sales of assets
$352,932
Other income
$8,912

Expenses

Grants and similar amounts paid
$231,500
Compensation of officers, directors and key employees
$2,997
Salaries, compensation and benefits (total)
$5,530
Disbursements for charitable purposes
$255,067
Excise tax on investment income
$6,120

Balance sheet and other

Total assets, start of year
$4,709,883
Total assets, end of year
$4,898,527
Total liabilities, end of year
$0
Net assets, end of year
$4,898,527
Fair market value of assets
$5,706,248
Qualifying distributions
$255,067
Net investment income
$497,346

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, 2024, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
BARBARA O'CONNELL
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
ASST. SECRETARY1$2,997$340
BROOKS AMES
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
PRESIDENT1$0$0
KATHERINE F CARROLL
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
VP1$0$0
AVERELL H MORTIMER
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
TREASURER1$0$0
LILY L MORTIMER
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
SECRETARY1$0$0
ANNA T KORNICZKY
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
ASST. TREASURER1$0$0
990-PF for the year ended December 31, 2023: 6 people
NameTitleHours / weekCompensationOther / benefits
BARBARA O'CONNELL
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
ASST. SECRETARY1$3,073$373
KATHLEEN L AMES
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
PRESIDENT1$0$0
KATHERINE F CARROLL
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
VP1$0$0
AVERELL H MORTIMER
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
TREASURER1$0$0
LILY L MORTIMER
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
SECRETARY1$0$0
ANNA T KORNICZKY
C/O BBH 140 BROADWAY 6TH FL, NEW YORK, NY 10005
ASST. TREASURER1$0$0

Address and contacts

Address (IRS master file)
CO BBH CO 140 BROADWAY - 6TH F, NEW YORK, NY 10005-0000
In care of
% BROWN BROS HARRIMAN & CO
Signed the 990-PF
BROOKS AMES, PRESIDENT
Phone
(212) 493-8182
Return prepared by
CONDON O'MEARA MCGINTY & DONNELLY LLP

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, 2026Not on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
51-0193921
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
1976
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$4,898,527
Income (IRS master file)
$1,634,452

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2024$500,985$312,341$4,898,527XML
990-TDecember 2024–––IRS
990-PFDecember 2023$283,573$346,346$4,709,883XML
990-TDecember 2023–––IRS
990-PFDecember 2022–––IRS
990-TDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-TDecember 2021–––IRS
990-PFDecember 2020–––IRS
990-TDecember 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 51-0193921).

Questions about MARY AND KATHLEEN HARRIMAN FOUNDATION

What is the EIN of MARY AND KATHLEEN HARRIMAN FOUNDATION?
The employer identification number (EIN) of MARY AND KATHLEEN HARRIMAN FOUNDATION is 51-0193921.
Is MARY AND KATHLEEN HARRIMAN FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1976.
Are donations to MARY AND KATHLEEN HARRIMAN FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does MARY AND KATHLEEN HARRIMAN FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of MARY AND KATHLEEN HARRIMAN FOUNDATION due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MARY AND KATHLEEN HARRIMAN FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2024.
Who are the officers and directors of MARY AND KATHLEEN HARRIMAN FOUNDATION?
The 990-PF for the year ended December 31, 2024 lists 6 people; 1 received compensation from the organization, the highest $2,997 (BARBARA O'CONNELL, ASST. SECRETARY).
How much revenue does MARY AND KATHLEEN HARRIMAN FOUNDATION have?
On its 990-PF for the year ended December 31, 2024 it reported revenue of $500,985, expenses of $312,341 and total assets of $4,898,527 at year end.

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