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Nonprofit · EIN 99-6003321

SAMUEL N & MARY CASTLE FOUNDATION

Tax-exempt · HONOLULU, HI 96802

Financials

$1.3M$2.6M2023$3.7M$2.7M2024
Revenue Expenses · by fiscal year end
Financials of SAMUEL N & MARY CASTLE FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990-PF$3,748,569$2,717,846$1,030,723$38,577,746$0$38,577,746
December 31, 2023990-PF$1,344,463$2,581,008-$1,236,545$37,534,270$0$37,534,270
Financial details: 990-PF for the year ended December 31, 2024

Revenue

Dividends
$1,289,483
Net gain from sales of assets
$2,453,034
Other income
$6,052

Expenses

Grants and similar amounts paid
$1,936,030
Compensation of officers, directors and key employees
$236,747
Salaries, compensation and benefits (total)
$27,631
Disbursements for charitable purposes
$2,352,726
Excise tax on investment income
$47,171

Balance sheet and other

Total assets, start of year
$37,534,270
Total assets, end of year
$38,577,746
Total liabilities, end of year
$0
Net assets, end of year
$38,577,746
Fair market value of assets
$52,204,340
Qualifying distributions
$2,352,726
Net investment income
$3,728,083

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
ALFRED L CASTLE
C/O BANK OF HAWAII PO BOX 3170, HONOLULU, HI 96802
PRESIDENT/TRUSTEE40$236,747$19,773
CYNTHIA QUISENBERRY
C/O BANK OF HAWAII PO BOX 3170, HONOLULU, HI 96802
SECRETARY/TRUSTEE0$0–
DR KITTREDGE BALDWIN
C/O BANK OF HAWAII PO BOX 3170, HONOLULU, HI 96802
VICE PRESIDENT/TRUSTEE0$0–
DR ROBERT PETERS
C/O BANK OF HAWAII PO BOX 3170, HONOLULU, HI 96802
TRUSTEE0$0–
990-PF for the year ended December 31, 2023: 4 people
NameTitleHours / weekCompensationOther / benefits
ALFRED L CASTLE
C/O BANK OF HAWAII PO BOX 3170, HONOLULU, HI 96802
PRESIDENT/TRUSTEE40$219,420$57,199
CYNTHIA QUISENBERRY
C/O BANK OF HAWAII PO BOX 3170, HONOLULU, HI 96802
SECRETARY/TRUSTEE0$0–
DR KITTREDGE BALDWIN
C/O BANK OF HAWAII PO BOX 3170, HONOLULU, HI 96802
VICE PRESIDENT/TRUSTEE0$0–
DR ROBERT PETERS
C/O BANK OF HAWAII PO BOX 3170, HONOLULU, HI 96802
TRUSTEE0$0–

Address and contacts

Address (IRS master file)
PO BOX 3170, HONOLULU, HI 96802-3170
In care of
% BANK OF HAWAII
Signed the 990-PF
ALFRED L CASTLE, PRESIDENT
Phone
(808) 694-4399
Return prepared by
KPMG 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
99-6003321
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
1938
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$38,577,746
Income (IRS master file)
$9,310,048

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2024$3,748,569$2,717,846$38,577,746XML
990-PFDecember 2023$1,344,463$2,581,008$37,534,270XML
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 99-6003321).

Questions about SAMUEL N & MARY CASTLE FOUNDATION

What is the EIN of SAMUEL N & MARY CASTLE FOUNDATION?
The employer identification number (EIN) of SAMUEL N & MARY CASTLE FOUNDATION is 99-6003321.
Is SAMUEL N & MARY CASTLE FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1938.
Are donations to SAMUEL N & MARY CASTLE FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does SAMUEL N & MARY CASTLE FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of SAMUEL N & MARY CASTLE 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 SAMUEL N & MARY CASTLE 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 SAMUEL N & MARY CASTLE FOUNDATION?
The 990-PF for the year ended December 31, 2024 lists 4 people; 1 received compensation from the organization, the highest $236,747 (ALFRED L CASTLE, PRESIDENT/TRUSTEE).
How much revenue does SAMUEL N & MARY CASTLE FOUNDATION have?
On its 990-PF for the year ended December 31, 2024 it reported revenue of $3,748,569, expenses of $2,717,846 and total assets of $38,577,746 at year end.

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