The Thomas and Stacey Siebel

REDWOOD CITY, CA EIN: 94-3256331

The Thomas and Stacey Siebel Foundation is a private grantmaking foundation established in 1996 and based in Redwood City, California. The foundation was founded by Thomas M. Siebel, the founder and former Chairman of Siebel Systems (a software company specializing in customer service applications that was sold to Oracle Corporation in 2005), and his wife Stacey Siebel. Thomas M. Siebel currently serves as Chairman of First Virtual Group, a diversified holding company.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$69.9M

-40.2% YoY

Annual Giving

$56.0M

+796.2% YoY

Grant Count

-4.3% YoY

Avg Grant Size

$2.5M

+837.0% YoY

Under IRS private-foundation payout rules, The Thomas and Stacey Siebel reported a distributable amount of $4.4M for 2024 — the minimum it must pay out in qualifying distributions.

Research compiled by Grantable AI from public sources. Last updated April 2026.

Mission & Focus Areas

The foundation's mission is to support projects and organizations that work to improve the quality of life, environment, and education of community members. Primary giving focuses on:

The Salvation Army
Land conservation
Children's scholarships and services
Economic, educational, public health, and environmental initiatives

Grantmaking

The foundation's most prominent initiative is the Siebel Scholars program, established in 2000. The program recognizes exceptional graduate students in three disciplines:

Grant Range

** $5,000 - $1,000,000

Invitation Only

** The foundation does not accept unsolicited grant applications and operates through trustee discretion and invitation only

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Geographic Focus

Where this funder awards grants

The foundation supports initiatives nationally and internationally, with primary focus on U.S. universities and institutions in China, France, Italy, and Japan. Grantmaking extends to major U.S. cities including New York, San Francisco, and Washington, D.C.

Grant Distribution by State

Illinois $50.0M (52%)

California $25.4M (26%)

Montana $8.8M (9%)

New York $5.4M (6%)

Massachusetts $4.7M (5%)

District of Columbia $1.0M (1%)

Rhode Island $302K (0%)

Maryland $232K (0%)

+2 more states

States

California District of Columbia Illinois Massachusetts Maryland Montana New York Oregon Rhode Island Wisconsin

Cities

AugustaBillingsBozemanBristolCambridgeChicagoEast Palo AltoFrederickGreat FallsGreenvilleHelenaMissoulaNew YorkOshkoshPalo AltoPortlandPortola ValleyRd Floor Redwood CityRedwood CitySalinas

Financial History

Multi-year comparison from IRS filings

Most Recent Data (2023-2024):

Total Assets: $116.8 million - $117 million
Total Revenue: $5.4 million - $10.2 million
Total Expenses: $7.39 million - $57.1 million
Annual Grants Distributed: $6.2 million - $14.2 million
Number of Employees: 0

Tax Status:

501(c)(3) private foundation
Tax-exempt since October 1997
EIN: 94-3256331

Revenue

Expenses

Qualifying Distributions

Net Investment Income

Metric	2024	2023	2022
Total Assets	$69,890,219	$116,780,977	$114,993,885
Revenue	$10,241,925	$5,396,362	$5,871,710
Expenses	$57,108,769	$7,394,501	$8,422,267
Qualifying Distributions	$56,128,508	$6,500,816	$7,511,959
Net Investment Income	$6,737,291	$4,189,429	$4,230,266
Distributable Amount	$4,443,459	$5,657,127	$5,924,251

Giving Over Time

Total grant dollars and number of grants per year

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

Grant Size Distribution

123 grants across all recorded years

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include University of Illinois Fdn ($50,000,000), Salvation Army - Helena Mt ($1,000,000), Salvation Army - San Francisco ($1,000,000).

Recipient	Purpose	Amount
UNIVERSITY OF ILLINOIS FDN CHICAGO, IL	TO SUPPORT GENERAL OPERATIONS	$50,000,000
CHILDREN'S HEALTH COUNCIL PALO ALTO, CA	TO SUPPORT GENERAL OPERATIONS	$10,000
AOPA FOUNDATION FREDERICK, MD	TO SUPPORT GENERAL OPERATIONS	$132,000
IAC CHAPTER 38 OSHKOSH, WI	TO SUPPORT GENERAL OPERATIONS	$1,000
AMERICAN ACADEMY OF ARTS & SCIENCES CAMBRIDGE, MA	TO SUPPORT GENERAL OPERATIONS	$100,000
AUGUSTA VOLUNTEER AMBULANCE SERVICES AUGUSTA, MT	TO ASSIST IN PROVIDING EMERGENCY SERVICES	$15,000
AUGUSTA VOLUNTEER FIRE DEPARTMENT AUGUSTA, MT	TO ASSIST IN PROVIDING EMERGENCY SERVICES	$25,000
BOB HOOVER ACADEMY SALINAS, CA	TO SUPPORT GENERAL OPERATIONS	$320,000
CTETA LTD THE HORSE PARK AT WOODSIDE REDWOOD CITY, CA	TO SUPPORT GENERAL OPERATIONS	$10,000
HOOVER INSTITUTION STANFORD, CA	TO SUPPORT GENERAL OPERATIONS	$200,000

Leadership & Key People

Leadership team and compensation from IRS filings

Thomas M. Siebel – President
Stacey Siebel – Secretary, Chief Financial Officer, and Treasurer
Jennifer Stern – Director

Leadership team members do not receive compensation for their roles.

Compensation Overview

From 2024 IRS filing

From 2024 filing

Name	Title	Hours	Compensation
THOMAS M SIEBEL	PRESIDENT	1	—
STACEY SIEBEL	SECRETARY/CFO/TREASURER	1	—

Recent News & Activity

Recent developments and announcements

2026

The Siebel Scholars program continues to announce annual cohorts of selected scholars. Recent announcements include the Class of 2026, with multiple graduate students from leading institutions including Carnegie Mellon University and Princeton University named as recipients. The foundation also made a significant $50 million commitment to the University of Illinois Foundation in 2024 to support general operations, reflecting ongoing investment in computer science education and research.

Siebel Scholars Foundation Announces Class of 2026 - Business Wire

Subject Areas

Focus areas based on grantmaking activity

Philanthropy, Voluntarism & Grantmaking

Frequently Asked Questions

What does The Thomas and Stacey Siebel fund?

The foundation's mission is to support projects and organizations that work to improve the quality of life, environment, and education of community members. Primary giving focuses on: • The Salvation Army • Land conservation • Children's scholarships and services • Economic, educational, public health, and environmental initiatives

How do I apply for a grant from The Thomas and Stacey Siebel?

• **Grant Range:** $5,000 - $1,000,000 • **Annual Giving:** Approximately $6.2 million (2023) • **Median Grant Size:** $100,000 • **Application Process:** The foundation does not accept unsolicited grant applications and operates through trustee discretion and invitation only The foundation's most prominent initiative is the Siebel Scholars program, established in 2000. The program recognizes exceptional graduate students in three disciplines: • Computer science • Bioengineering • Business (MBA…

Where does The Thomas and Stacey Siebel make grants?

What size grants does The Thomas and Stacey Siebel award?

In 2024, The Thomas and Stacey Siebel awarded 22 grants totaling $56.0M — an average of about $2.5M per grant, based on its IRS Form 990 filings.

How much is The Thomas and Stacey Siebel required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, The Thomas and Stacey Siebel reported a distributable amount of $4.4M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.