Primordium Foundation

Foundation · Grantmaker Covina, CA EIN: 87-3791346

Primordium Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Covina, CA. IRS filing data is available from 2021 through 2024. As of 2024, the organization holds $5.0M in total assets. In 2024, it awarded 1 grant totaling $129K. Net investment income was $355K.

Key facts about Primordium Foundation

EIN: 87-3791346
Latest 990 filing: Form 990-PF, 2024
Annual giving (2024): $129,137
Grants made (2024): 1
Average grant: $129,137
Median grant: $129,137
Total assets: $5,028,627
Primary geography: California (100% of itemized 2024 grant dollars)

Data from IRS Form 990-PF, 2024; updated September 2026.

How Primordium Foundation gives

In 2024 it paid out 50% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method

From the foundation's IRS Form 990-PF filings. Methodology.

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Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$5.0M

+4.4% YoY

Annual Giving

$129K

-2.4% YoY

Grant Count

+0.0% YoY

Avg Grant Size

$129K

-2.4% YoY

Under IRS private-foundation payout rules, Primordium Foundation reported a distributable amount of $265K for 2024 — the minimum it must pay out in qualifying distributions.

About Primordium Foundation

Based on IRS filings

Focus Areas

Philanthropy, Voluntarism & Grantmaking

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

California $129K (100%)

Share of all 1 itemized 2024 grant dollars.

States

California

Cities

BurbankCovina

Financial History

Multi-year comparison from IRS filings

Revenue

Expenses

Qualifying Distributions

Net Investment Income

Metric	2024	2023	2022
Total Assets	$5,028,627	$4,817,870	$4,801,486
Revenue	$399,797	$199,820	$-11,499
Expenses	$176,131	$179,513	$626,885
Qualifying Distributions	$131,541	$135,617	$600,827
Net Investment Income	$355,207	$155,923	$31,151
Distributable Amount	$265,013	$242,155	$237,174

Data update history

When this profile's IRS filing data changed on Grantable

March 3, 2026 IRS filings on file for fiscal years 2021–2024

Giving Over Time

Total grant dollars and number of grants per year

Grant Insights

How this funder distributes its grants

Top Recipients

Top 1 recipients in 2024

Grant Size Distribution

4 grants across all recorded years

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest recipients include Michael Rubel ($129,137).

Recipient	Purpose	Amount
MICHAEL RUBEL Burbank, CA	The purpose of the telescope project is to enhance scientific observations in deep space for scientific and educational purposes.	$129,137

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

No officer or director reported compensation in the available filings.

From 2024 IRS filing

Name	Title	Hours	Compensation
Erika Reinhardt	Director/President	—	—
Peter Reinhardt	Director/Treasurer/Secretary	—	—

Subject Areas

Focus areas based on grantmaking activity

Philanthropy, Voluntarism & Grantmaking

Frequently Asked Questions

What is Primordium Foundation?

Primordium Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Covina, CA. It holds $5.0M in total assets as of 2024.

How large is Primordium Foundation?

As of 2024, Primordium Foundation holds $5.0M in total assets with $400K in annual revenue. It awarded 1 grant totaling $129K in 2024.

Where does Primordium Foundation operate?

Primordium Foundation has awarded grants in California.

What size grants does Primordium Foundation award?

In 2024, Primordium Foundation awarded 1 grant totaling $129K — an average of about $129K per grant, based on its IRS Form 990 filings.

How much is Primordium Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Primordium Foundation reported a distributable amount of $265K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.