Skip to main content
IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 26-1505607

WILLIAM AND DIANE HUNCKLER FOUNDATION

Tax-exempt · ASPEN, CO 81612

Financials

$212K$69K2023$13K$33K2024$5K$59K2025
Revenue Expenses · by fiscal year end
Financials of WILLIAM AND DIANE HUNCKLER FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$4,861$59,076-$54,215$75,491$0$75,491
December 31, 2024990-PF$12,505$33,196-$20,691$129,706$0$129,706
December 31, 2023990-PF$211,664$69,375$142,289$150,397$0$150,397
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Interest
$4,861

Expenses

Grants and similar amounts paid
$51,500
Compensation of officers, directors and key employees
$0
Disbursements for charitable purposes
$53,415

Balance sheet and other

Total assets, start of year
$129,706
Total assets, end of year
$75,491
Total liabilities, end of year
$0
Net assets, end of year
$75,491
Fair market value of assets
$75,491
Qualifying distributions
$53,415
Net investment income
$4,861

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 J HUNCKLER III
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0
DIANE HUNCKLER
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0
LAWRENCE I RICHMAN
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0
990-PF for the year ended December 31, 2024: 3 people
NameTitleHours / weekCompensation
WILLIAM J HUNCKLER III
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0
DIANE HUNCKLER
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0
LAWRENCE I RICHMAN
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0
990-PF for the year ended December 31, 2023: 3 people
NameTitleHours / weekCompensation
WILLIAM J HUNCKLER III
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0
DIANE HUNCKLER
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0
LAWRENCE I RICHMAN
PO BOX W3, ASPEN, CO 81612
DIRECTOR1$0

Address and contacts

Address (IRS master file)
PO BOX W3, ASPEN, CO 81612-7468
In care of
% WILLIAM HUNCKLER
Signed the 990-PF
WILLIAM J HUNCKLER III, DIRECTOR
Phone
(312) 642-0006
Return prepared by
TOPEL FORMAN LLC

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
26-1505607
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
2009
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$75,491
Income (IRS master file)
$4,861

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$4,861$59,076$75,491XML
990-PFDecember 2024$12,505$33,196$129,706IRS
990-PFDecember 2023$211,664$69,375$150,397XML
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 26-1505607).

Questions about WILLIAM AND DIANE HUNCKLER FOUNDATION

What is the EIN of WILLIAM AND DIANE HUNCKLER FOUNDATION?
The employer identification number (EIN) of WILLIAM AND DIANE HUNCKLER FOUNDATION is 26-1505607.
Is WILLIAM AND DIANE HUNCKLER FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2009.
Are donations to WILLIAM AND DIANE HUNCKLER FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does WILLIAM AND DIANE HUNCKLER FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of WILLIAM AND DIANE HUNCKLER 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 AND DIANE HUNCKLER 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 AND DIANE HUNCKLER FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
How much revenue does WILLIAM AND DIANE HUNCKLER FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $4,861, expenses of $59,076 and total assets of $75,491 at year end.

Other nonprofits in ASPEN

All nonprofits in ASPEN · Colorado · Philanthropy, voluntarism and grantmaking foundations