The Susan C Firestone Foundation

PARADISE VALLEY, AZ EIN: 31-6556646

The Susan C Firestone Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in PARADISE VALLEY, AZ. IRS filing data is available from 2019 through 2024. As of 2024, the organization holds $219K in total assets. In 2024, it awarded 3 grants totaling $14K. Net investment income was $10K.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$219K

+1.7% YoY

Annual Giving

$14K

+0.0% YoY

Grant Count

3

+0.0% YoY

Avg Grant Size

$5K

+0.0% YoY

Under IRS private-foundation payout rules, The Susan C Firestone Foundation reported a distributable amount of $15K for 2024 — the minimum it must pay out in qualifying distributions.

About The Susan C Firestone Foundation

Based on IRS filings

The Susan C Firestone Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in PARADISE VALLEY, AZ. IRS filing data is available from 2019 through 2024. As of 2024, the organization holds $219K in total assets. In 2024, it awarded 3 grants totaling $14K. Net investment income was $10K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

3states

Cities

CarpentinaCarpinteriaCharlottesvilleCharlottsvillePhoenixSanta Barbara

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$10K$21K$31K$41K201920202021202220232024
Metric202420232022
Total Assets$219,322$215,612$218,285
Revenue$25,239$11,581$14,064
Expenses$18,090$17,723$17,695
Qualifying Distributions$13,500$13,500$13,500
Net Investment Income$10,436$7,765$4,018
Distributable Amount$14,749$13,452$13,046

Giving Over Time

Total grant dollars and number of grants per year

$0$3K$7K$10K$14K3 grants20192 grants20203 grants20213 grants20223 grants20233 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 3 recipients in 2024

ST VINCENT DEPAUL$5KDIRECT RELIEF$5KCATE SCHOOL$5K

Grant Size Distribution

14 grants across all recorded years

14<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include St Vincent Depaul ($4,500), Direct Relief ($4,500), Cate School ($4,500).

RecipientPurposeAmount
ST VINCENT DEPAUL PHOENIX, AZFOOD BANK$4,500
DIRECT RELIEF SANTA BARBARA, CAAID FOR EMERGENCIES$4,500
CATE SCHOOL CARPINTERIA, CAGRANTS FOR UNIVERSITY OF VIRGINIA$4,500

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

From 2024 filing

NameTitleHoursCompensation
DANIEL L SEMEGENVICE PRESIDE
SUSAN F SEMEGENVICE PRESIDE
SARAH SEMEGENPRESIDENT
MARK H SEMEGENVICE PRESIDE

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is The Susan C Firestone Foundation?

The Susan C Firestone Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in PARADISE VALLEY, AZ. It holds $219K in total assets as of 2024.

How large is The Susan C Firestone Foundation?

As of 2024, The Susan C Firestone Foundation holds $219K in total assets with $25K in annual revenue. It awarded 3 grants totaling $14K in 2024.

Where does The Susan C Firestone Foundation operate?

The Susan C Firestone Foundation has awarded grants in Arizona, California, Virginia.

What size grants does The Susan C Firestone Foundation award?

In 2024, The Susan C Firestone Foundation awarded 3 grants totaling $14K — an average of about $5K per grant, based on its IRS Form 990 filings.

How much is The Susan C Firestone Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, The Susan C Firestone Foundation reported a distributable amount of $15K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is The Susan C Firestone Foundation's EIN?

The Susan C Firestone Foundation's EIN (Employer Identification Number) is 31-6556646. IRS Form 990 filing data is available on this page for 2019–2024.

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Data last updated April 2026. Sourced from IRS Form 990-PF filings.

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