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Nonprofit · EIN 46-0669505

GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION

Tax-exempt · BERKELEY, CA 94707

Financials

$105K$129K2023$306K$130K2024$137K$143K2025
Revenue Expenses · by fiscal year end
Financials of GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$136,739$143,453-$6,714$2,903,604$25$2,903,579
December 31, 2024990-PF$306,250$129,600$176,650$2,627,212$25$2,627,187
December 31, 2023990-PF$104,645$128,836-$24,191$2,297,953$25$2,297,928
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Dividends
$37,614
Interest
$9,672
Net gain from sales of assets
$89,453

Expenses

Grants and similar amounts paid
$111,200
Disbursements for charitable purposes
$115,490
Excise tax on investment income
$1,598

Balance sheet and other

Total assets, start of year
$2,627,212
Total assets, end of year
$2,903,604
Total liabilities, end of year
$25
Net assets, end of year
$2,903,579
Fair market value of assets
$2,903,604
Qualifying distributions
$115,490
Net investment income
$136,739

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
George J Cotsirilos Jr
PO Box 7220, Berkeley, CA 94707
President1$0
Maria A Baird
PO Box 7220, Berkeley, CA 94707
Sec./Treas.1$0
990-PF for the year ended December 31, 2024: 2 people
NameTitleHours / weekCompensation
George J Cotsirilos Jr
PO Box 7220, Berkeley, CA 94707
President1$0
Maria A Baird
PO Box 7220, Berkeley, CA 94707
Sec./Treas.1$0
990-PF for the year ended December 31, 2023: 2 people
NameTitleHours / weekCompensation
George J Cotsirilos Jr
PO Box 7220, Berkeley, CA 94707
President1$0
Maria A Baird
PO Box 7220, Berkeley, CA 94707
Sec./Treas.1$0

Address and contacts

Address (IRS master file)
PO BOX 7220, BERKELEY, CA 94707-0220
Signed the 990-PF
George J Cotsirilos Jr, President
Phone
(415) 397-2373
Return prepared by
Fontanello Duffield & Otake LLP

California records

California keeps its own records of charities and corporations. Search them by EIN 46-0669505 or by the name GEORGE J AND THERESA L COTSIRILOS MERCED 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, 2026990-PF on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
46-0669505
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
2013
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$2,903,604
Income (IRS master file)
$759,401

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$136,739$143,453$2,903,604IRS
990-PFDecember 2024$306,250$129,600$2,627,212IRS
990-PFDecember 2023$104,645$128,836$2,297,953XML
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 46-0669505).

Questions about GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION

What is the EIN of GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION?
The employer identification number (EIN) of GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION is 46-0669505.
Is GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2013.
Are donations to GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of GEORGE J AND THERESA L COTSIRILOS MERCED 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 GEORGE J AND THERESA L COTSIRILOS MERCED 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 GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 2 people; 0 received compensation from the organization.
How much revenue does GEORGE J AND THERESA L COTSIRILOS MERCED FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $136,739, expenses of $143,453 and total assets of $2,903,604 at year end.

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