Isadora J Seibert Foundation a Nj Nonprofit Corporation

Gave $9,200 in 2024

Millburn, New Jersey · EIN 46-5283785 · Private foundation · Website

Grants paid (2024)$9,200

Organizations funded1

Typical grant$2,000

Total assets$42K

Half of its grants to organizations were between $2,000 and $2,000.

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From the return

How to apply

The foundation filed the following application information (Form 990-PF Part XV, tax year 2024):

Contact	Richard Seibert
Address	27 Southern Slope Drive, Millburn NJ 07041
Phone	(201) 417-3914
Email	isadoraseibert@aol.com
Form and materials	Supplied through guidance at governor livingston high school in berkeley heights NJ
Deadlines	May 15th annually.
Restrictions	High school senior at governor livingston high school in berkeley heights, NJ accepted to a higher education institution and pursuing a career in education.

Wording as filed; text the foundation typed in capitals is shown in normal case. Deadlines on a tax return describe the foundation's usual process; they are not confirmation of a current open cycle.

What it funds

Share of grant lines on the latest return, classified from the purpose each grant states.

Health1

Where it gives

100% of grants went outside New Jersey.

California1

Grants paid in tax year 2024

Recipient	Location	Purpose	Amount
Fibrofighters Foundation	Temecula, CA	Fibromellar translational and pilot research projects to direcly help the patient community	$2,000

The return also lists 4 grants to individuals ($7,200). We do not publish the names of individual recipients.

Giving by year

Tax year	Grants paid	Grant lines
2024	$9,200	5
2023	$6,000	4

Sources

IRS Form 990-PF, tax year 2024, filed Nov 17, 2025 - IRS e-file batch, object ID 202543219349102209
IRS Tax Exempt Organization Search for EIN 46-5283785
Profile updated Nov 10, 2026

Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.