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Nonprofit · EIN 33-2176306

MARVIN AND CAROL MUENZLER FOUNDATION

Tax-exempt · SAN ANTONIO, TX 78299

Financials

$641K$02024$4M$61K2025
Revenue Expenses · by fiscal year end
Financials of MARVIN AND CAROL MUENZLER FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$3,980,171$61,106$3,919,065$4,560,211$0$4,560,211
December 31, 2024990-PF$641,146$0$641,146$641,146$0$641,146
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$3,740,394
Dividends
$104,814
Net gain from sales of assets
$134,963

Expenses

Grants and similar amounts paid
$31,576
Compensation of officers, directors and key employees
$27,356
Disbursements for charitable purposes
$45,829
Excise tax on investment income
$3,126

Balance sheet and other

Total assets, start of year
$641,146
Total assets, end of year
$4,560,211
Total liabilities, end of year
$0
Net assets, end of year
$4,560,211
Fair market value of assets
$4,939,648
Qualifying distributions
$45,829
Net investment income
$239,777

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
FROST BANK TRUSTEE
111 W HOUSTON, SAN ANTONIO, TX 78205
TRUSTEE40$27,356
990-PF for the year ended December 31, 2024: 1 people
NameTitleHours / weekCompensation
FROST BANK TRUSTEE
111 W HOUSTON, SAN ANTONIO, TX 78205
TRUSTEE40$0

Address and contacts

Address (IRS master file)
PO BOX 2950, SAN ANTONIO, TX 78299-2950
In care of
% CARE OF- TRUST TAX
Signed the 990-PF
FROST BANK, TRUSTEE
Phone
(210) 220-4438

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, 2024Check at the IRS

IRS record

EIN
33-2176306
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
2025
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$4,560,211
Income (IRS master file)
$7,036,560

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$3,980,171$61,106$4,560,211IRS
990-PFDecember 2024$641,146$0$641,146IRS

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 33-2176306).

Questions about MARVIN AND CAROL MUENZLER FOUNDATION

What is the EIN of MARVIN AND CAROL MUENZLER FOUNDATION?
The employer identification number (EIN) of MARVIN AND CAROL MUENZLER FOUNDATION is 33-2176306.
Is MARVIN AND CAROL MUENZLER FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2025.
Are donations to MARVIN AND CAROL MUENZLER FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does MARVIN AND CAROL MUENZLER FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of MARVIN AND CAROL MUENZLER 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 MARVIN AND CAROL MUENZLER 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 MARVIN AND CAROL MUENZLER FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 1 person; 1 received compensation from the organization, the highest $27,356 (FROST BANK TRUSTEE, TRUSTEE).
How much revenue does MARVIN AND CAROL MUENZLER FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $3,980,171, expenses of $61,106 and total assets of $4,560,211 at year end.

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