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Nonprofit · EIN 23-2339056

WILLIAM BASS CHARITABLE FOUNDATION

Also known as THE ATRIUM 3RD FLOOR

Tax-exempt · PHILADELPHIA, PA 19104

Financials

$13K$21K2023$22K$18K2024$12K$22K2025
Revenue Expenses · by fiscal year end
Financials of WILLIAM BASS CHARITABLE FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$12,209$22,411-$10,202$236,716$0$236,716
December 31, 2024990-PF$22,043$17,999$4,044$247,665$0$247,665
December 31, 2023990-PF$13,297$20,505-$7,208$244,050$0$244,050
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$1,500
Dividends
$9,084
Interest
$2
Net gain from sales of assets
$1,623

Expenses

Grants and similar amounts paid
$14,891
Compensation of officers, directors and key employees
$3,750
Disbursements for charitable purposes
$18,551
Excise tax on investment income
$86

Balance sheet and other

Total assets, start of year
$247,665
Total assets, end of year
$236,716
Total liabilities, end of year
$0
Net assets, end of year
$236,716
Fair market value of assets
$224,497
Qualifying distributions
$18,551
Net investment income
$10,025

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
JONATHAN BASS
601 WICK LANE, BLUE BELL, PA 19422
MANAGER2.5$3,750
ROBERT BASS
2929 WALNUT STREET APT 3711, PHILADELPHIA, PA 19104
PRESIDENT2$0
DIANE BASS
210 WEST RITTENHOUSE SQ APT 2301, PHILADELPHIA, PA 19103
MANAGER0$0
990-PF for the year ended December 31, 2024: 3 people
NameTitleHours / weekCompensation
ROBERT BASS
2929 WALNUT STREET APT 3711, PHILADELPHIA, PA 19104
PRESIDENT2$0
JONATHAN BASS
601 WICK LANE, BLUE BELL, PA 19422
OFFICER2.5$0
DIANE BASS
210 WEST RITTENHOUSE SQ APT 2301, PHILADELPHIA, PA 19103
OFFICER0$0
990-PF for the year ended December 31, 2023: 1 people
NameTitleHours / weekCompensation
ROBERT BASS
COZEN OCONNOR 1650 MARKET ST 2600, PHILADELPHIA, PA 19103
PRESIDENT2$0

Address and contacts

Address (IRS master file)
2929 WALNUT ST APT 3711, PHILADELPHIA, PA 19104-5060
In care of
% BURTON K STEIN
Signed the 990-PF
ROBERT BASS, PRESIDENT
Phone
(215) 665-2750
Return prepared by
CBIZ ADVISORS 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
23-2339056
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
1989
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$236,716
Income (IRS master file)
$102,540

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$12,209$22,411$236,716IRS
990-PFDecember 2024$22,043$17,999$247,665IRS
990-PFDecember 2023$13,297$20,505$244,050XML
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 23-2339056).

Questions about WILLIAM BASS CHARITABLE FOUNDATION

What is the EIN of WILLIAM BASS CHARITABLE FOUNDATION?
The employer identification number (EIN) of WILLIAM BASS CHARITABLE FOUNDATION is 23-2339056.
Is WILLIAM BASS CHARITABLE FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1989.
Are donations to WILLIAM BASS CHARITABLE FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does WILLIAM BASS CHARITABLE FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of WILLIAM BASS CHARITABLE 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 BASS CHARITABLE 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 BASS CHARITABLE FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 3 people; 1 received compensation from the organization, the highest $3,750 (JONATHAN BASS, MANAGER).
How much revenue does WILLIAM BASS CHARITABLE FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $12,209, expenses of $22,411 and total assets of $236,716 at year end.

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