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Nonprofit · EIN 68-0261458

ALBERT C & BERTHA P MARKSTEIN FOUNDATION

Tax-exempt · DIABLO, CA 94528

Financials

$27K$47K2023$44K$56K2024
Revenue Expenses · by fiscal year end
Financials of ALBERT C & BERTHA P MARKSTEIN FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990-PF (amended)$43,786$55,669-$11,883$623,193$0$623,193
December 31, 2023990-PF$26,938$46,681-$19,743$635,075$1$635,074
Financial details: 990-PF for the year ended December 31, 2024

Revenue

Dividends
$23,999
Net gain from sales of assets
$19,464
Other income
$323

Expenses

Grants and similar amounts paid
$40,000
Disbursements for charitable purposes
$40,000
Excise tax on investment income
$510

Balance sheet and other

Total assets, start of year
$635,075
Total assets, end of year
$623,193
Total liabilities, end of year
$0
Net assets, end of year
$623,193
Fair market value of assets
$684,323
Qualifying distributions
$40,000
Net investment income
$43,744

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 / weekCompensation
ROBERT C MARKSTEIN
970 W BROADWAY P O 30000 PMB, JACKSON, WY 83002
PRES/DIRECTOR0$0
THOMAS V BRET
1299 NEWELL HILL PL 203, WALNUT CREEK, CA 94596
Secretary0$0
ROBERT C MARKSTEIN
970 W BROADWAY P O 30000 PMB, JACKSON HOLE, WY 83002
CFO0$0
990-PF for the year ended December 31, 2023: 3 people
NameTitleHours / weekCompensation
ROBERT C MARKSTEIN
970 W BROADWAY P O 30000 PMB, JACKSON, WY 83002
PRES/DIRECTOR0$0
THOMAS V BRET
1299 NEWELL HILL PL 203, WALNUT CREEK, CA 94596
Secretary0$0
ROBERT C MARKSTEIN
970 W BROADWAY P O 30000 PMB, JACKSON HOLE, WY 83002
CFO0$0

Address and contacts

Address (IRS master file)
PO BOX 229, DIABLO, CA 94528-0229
Signed the 990-PF
Robert C Markstein, President
Phone
(307) 203-2976
Return prepared by
Cederborg & Bret LLP

California records

California keeps its own records of charities and corporations. Search them by EIN 68-0261458 or by the name ALBERT C & BERTHA P MARKSTEIN FOUNDATION.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

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
68-0261458
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)
$623,193
Income (IRS master file)
$205,125

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2024$43,786$55,669$623,193XML
990-PFDecember 2023$26,938$46,681$635,075XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––IRS
990-PFDecember 2018–––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 68-0261458).

Questions about ALBERT C & BERTHA P MARKSTEIN FOUNDATION

What is the EIN of ALBERT C & BERTHA P MARKSTEIN FOUNDATION?
The employer identification number (EIN) of ALBERT C & BERTHA P MARKSTEIN FOUNDATION is 68-0261458.
Is ALBERT C & BERTHA P MARKSTEIN FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1992.
Are donations to ALBERT C & BERTHA P MARKSTEIN FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does ALBERT C & BERTHA P MARKSTEIN FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of ALBERT C & BERTHA P MARKSTEIN 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 ALBERT C & BERTHA P MARKSTEIN 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 ALBERT C & BERTHA P MARKSTEIN FOUNDATION?
The 990-PF for the year ended December 31, 2024 lists 3 people; 0 received compensation from the organization.
How much revenue does ALBERT C & BERTHA P MARKSTEIN FOUNDATION have?
On its 990-PF for the year ended December 31, 2024 it reported revenue of $43,786, expenses of $55,669 and total assets of $623,193 at year end.

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