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Nonprofit · EIN 20-6582607

UNITED PLANKTON CHARITABLE TR

Also known as HILLENBURG STEPHEN TTEE

Tax-exempt · LOS ANGELES, CA 90064

Financials

$3.3M$1M2023$2.6M$3.4M2024
Revenue Expenses · by fiscal year end
Financials of UNITED PLANKTON CHARITABLE TR by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990-PF$2,557,678$3,417,239-$859,561$8,349,298$0$8,349,298
December 31, 2023990-PF$3,294,506$1,000,002$2,294,504$8,811,019$0$8,811,019
Financial details: 990-PF for the year ended December 31, 2024

Revenue

Contributions, gifts and grants
$2,000,000
Dividends
$265,563
Interest
$577
Net gain from sales of assets
$290,914
Other income
$624

Expenses

Grants and similar amounts paid
$3,352,000
Compensation of officers, directors and key employees
$0
Disbursements for charitable purposes
$3,352,000
Excise tax on investment income
$6,912

Balance sheet and other

Total assets, start of year
$8,811,019
Total assets, end of year
$8,349,298
Total liabilities, end of year
$0
Net assets, end of year
$8,349,298
Fair market value of assets
$8,349,298
Qualifying distributions
$3,352,000
Net investment income
$557,678

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, 2024, highest compensation first.

NameTitleHours / weekCompensation
KAREN HILLENBURG
11835 W OLYMPIC BLVD 650E, LOS ANGELES, CA 90064
TRUSTEE1$0
990-PF for the year ended December 31, 2023: 1 people
NameTitleHours / weekCompensation
KAREN HILLENBURG
11400 W OLYMPIC BLVD 590, LOS ANGELES, CA 90064
TRUSTEE1$0

Address and contacts

Address (IRS master file)
11835 W OLYMPIC BLVD STE 650E, LOS ANGELES, CA 90064-5164
Signed the 990-PF
KAREN HILLENBURG, TRUSTEE
Phone
(310) 481-5000
Return prepared by
CRAIG W HARRIS CPA

California records

California keeps its own records of charities and corporations. Search them by EIN 20-6582607 or by the name UNITED PLANKTON CHARITABLE TR.

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, 2026Not on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
20-6582607
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
2007
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$8,349,298
Income (IRS master file)
$6,870,156

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2024$2,557,678$3,417,239$8,349,298IRS
990-PFDecember 2023$3,294,506$1,000,002$8,811,019XML
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 20-6582607).

Questions about UNITED PLANKTON CHARITABLE TR

What is the EIN of UNITED PLANKTON CHARITABLE TR?
The employer identification number (EIN) of UNITED PLANKTON CHARITABLE TR is 20-6582607.
Is UNITED PLANKTON CHARITABLE TR tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2007.
Are donations to UNITED PLANKTON CHARITABLE TR tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does UNITED PLANKTON CHARITABLE TR file?
Form 990-PF. Private foundations file every year.
When is the next return of UNITED PLANKTON CHARITABLE TR due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did UNITED PLANKTON CHARITABLE TR last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2024.
Who are the officers and directors of UNITED PLANKTON CHARITABLE TR?
The 990-PF for the year ended December 31, 2024 lists 1 person; 0 received compensation from the organization.
How much revenue does UNITED PLANKTON CHARITABLE TR have?
On its 990-PF for the year ended December 31, 2024 it reported revenue of $2,557,678, expenses of $3,417,239 and total assets of $8,349,298 at year end.

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