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Nonprofit · EIN 39-3529556

DAVID & DIANA SUN FOUNDATION

Tax-exempt · FOUNTAIN VLY, CA 92708

Financials

$0$02025
Revenue Expenses · by fiscal year end
Financials of DAVID & DIANA SUN FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$0$0$0$0$0$0
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Expenses

Grants and similar amounts paid
$0

Balance sheet and other

Total assets, start of year
–
Total assets, end of year
$0
Total liabilities, end of year
$0
Net assets, end of year
$0

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
David Sun
17600 Newhope Street, Fountain Valley, CA 92708
President0$0
Diana Sun
17600 Newhope Street, Fountain Valley, CA 92708
Secretary0$0

Address and contacts

Address (IRS master file)
17600 NEWHOPE ST, FOUNTAIN VLY, CA 92708-4220
In care of
% BASHEER HUSAMI
Signed the 990-PF
David Sun, President
Phone
(714) 459-9900
Return prepared by
Husami & Associates

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, 2025No data
2023December 31, 2023May 15, 2024No data

IRS record

EIN
39-3529556
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
2026
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$1
Income (IRS master file)
$1

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025–––IRS

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.

Questions about DAVID & DIANA SUN FOUNDATION

What is the EIN of DAVID & DIANA SUN FOUNDATION?
The employer identification number (EIN) of DAVID & DIANA SUN FOUNDATION is 39-3529556.
Is DAVID & DIANA SUN FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2026.
Are donations to DAVID & DIANA SUN FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does DAVID & DIANA SUN FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of DAVID & DIANA SUN 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 DAVID & DIANA SUN 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 DAVID & DIANA SUN FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 2 people; 0 received compensation from the organization.
How much revenue does DAVID & DIANA SUN FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $0, expenses of $0 and total assets of $0 at year end.

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