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Nonprofit · EIN 46-3529062

WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION

Tax-exempt · EUREKA, CA 95503

Financials

$0$02023$1K$9002024$1K$1K2025
Revenue Expenses · by fiscal year end
Financials of WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$1,428$1,428$0$200$0$200
December 31, 2024990-PF$1,000$900$100$200$0$200
December 31, 2023990-PF$0$0$0$100$0$100
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$1,428

Expenses

Grants and similar amounts paid
$1,028

Balance sheet and other

Total assets, start of year
$200
Total assets, end of year
$200
Total liabilities, end of year
$0
Net assets, end of year
$200
Fair market value of assets
$200

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
WILLIAM E MADSEN
3435 CHRISTIE ST, EUREKA, CA 95503
DIRECTOR0.5$0
SANDRA J MADSEN
3435 CHRISTIE ST, EUREKA, CA 95503
DIRECTOR0$0
990-PF for the year ended December 31, 2024: 2 people
NameTitleHours / weekCompensation
WILLIAM E MADSEN
3435 CHRISTIE ST, EUREKA, CA 95503
DIRECTOR0.5$0
SANDRA J MADSEN
3435 CHRISTIE ST, EUREKA, CA 95503
DIRECTOR0$0
990-PF for the year ended December 31, 2023: 2 people
NameTitleHours / weekCompensation
WILLIAM E MADSEN
3435 CHRISTIE ST, EUREKA, CA 95503
DIRECTOR0.5$0
SANDRA J MADSEN
3435 CHRISTIE ST, EUREKA, CA 95503
DIRECTOR0$0

Address and contacts

Address (IRS master file)
3435 CHRISTIE ST, EUREKA, CA 95503-3842
In care of
% WILLIAM E MADSEN
Signed the 990-PF
WILLIAM E MADSEN, DIRECTOR/OFFICER
Phone
(707) 445-3015
Return prepared by
HARRIS GRAY & CO CPAS

California records

California keeps its own records of charities and corporations. Search them by EIN 46-3529062 or by the name WILLIAM E MADSEN AND SANDRA J MADSEN 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
46-3529062
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private operating foundation
Donations deductible (Pub 78)
Private operating foundation, 50% limit
Exempt since
2014
Accounting year ends
December
Files
Form 990-PF
Category (NTEE)
Unknown (Z99)
Assets (IRS master file)
$200
Income (IRS master file)
$1,428

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$1,428$1,428$200XML
990-PFDecember 2024–––IRS
990-PFDecember 2023$0$0$100XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––IRS
990-PFDecember 2019–––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 46-3529062).

Questions about WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION

What is the EIN of WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION?
The employer identification number (EIN) of WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION is 46-3529062.
Is WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
Are donations to WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private operating foundation, 50% limit).
Which annual return does WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of WILLIAM E MADSEN AND SANDRA J MADSEN 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 WILLIAM E MADSEN AND SANDRA J MADSEN 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 WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 2 people; 0 received compensation from the organization.
How much revenue does WILLIAM E MADSEN AND SANDRA J MADSEN FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $1,428, expenses of $1,428 and total assets of $200 at year end.

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