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Nonprofit · EIN 20-5371412

DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION

Tax-exempt · BEL TIBURON, CA 94920

Financials

$71$1K2023
Revenue Expenses · by fiscal year end
Financials of DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2023990-PF$71$1,392-$1,321$52,544$0$52,544
Financial details: 990-PF for the year ended December 31, 2023

Revenue

Contributions, gifts and grants
$5
Interest
$66

Expenses

Grants and similar amounts paid
$0

Balance sheet and other

Total assets, start of year
$56,617
Total assets, end of year
$52,544
Total liabilities, end of year
$0
Net assets, end of year
$52,544
Fair market value of assets
$52,544

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, 2023, highest compensation first.

NameTitleHours / weekCompensation
DR JOHN P CELLO
54 LOWER NORTH TERRACE, BELVEDERE TIBURON, CA 94920
PRESIDENT5$0
PATRICIA RIDDLEY
54 LOWER NORTH TERRACE, BELVEDERE TIBURON, CA 94920
DIRECTOR5$0
DIANNA GRAY
54 LOWER NORTH TERRACE, BELVEDERE TIBURON, CA 94920
DIRECTOR5$0
BARBARA NYLAND MD
255 CORTE MADERA BLVD, CORTE MADERA, CA 94925
DIRECTOR5$0

Address and contacts

Address (IRS master file)
54 LOWER NORTH TER, BEL TIBURON, CA 94920-2018
Signed the 990-PF
JOHN P CELLO, PRESIDENT
Phone
(415) 206-4767
Return prepared by
Michael Eisenberg CPA

California records

California keeps its own records of charities and corporations. Search them by EIN 20-5371412 or by the name DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH 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, 2026Not on file
2024December 31, 2024May 15, 2025Not on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
20-5371412
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
2010
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$52,544
Income (IRS master file)
$71

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2023$71$1,392$52,544XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––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 20-5371412).

Questions about DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION

What is the EIN of DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION?
The employer identification number (EIN) of DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION is 20-5371412.
Is DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2010.
Are donations to DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION 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 DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2023.
Who are the officers and directors of DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION?
The 990-PF for the year ended December 31, 2023 lists 4 people; 0 received compensation from the organization.
How much revenue does DENISE AND PRENTICE COBB HALEMEDICAL RESEARCH FOUNDATION have?
On its 990-PF for the year ended December 31, 2023 it reported revenue of $71, expenses of $1,392 and total assets of $52,544 at year end.

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