The Greathouse Family Foundation

LOS ALTOS, CA EIN: 47-2508106

The Greathouse Family Foundation is a private foundation based in Los Altos, California. Founded in 2015, it operates as a 501(c)(3) organization with a focus on supporting education, human services, and philanthropic initiatives.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

—

Annual Giving

$625K

-5.1% YoY

Grant Count

+25.0% YoY

Avg Grant Size

$31K

-24.1% YoY

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

Mission & Focus Areas

The foundation's primary funding interests include:

Education (including higher education and STEM education)
Science and teacher support
Human Services
Philanthropy, Voluntarism & Grantmaking

Grantmaking

The foundation has supported Stanford University thoracic cancer research and Lucile Packard Foundation for Children's Health.

Grant Range

$10,000

Average Grant

$41,000

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Geographic Focus

Where this funder awards grants

The foundation supports organizations across multiple states, with primary focus in:

California
Washington
Massachusetts

Additional states served include Georgia and Hawaii. Specific cities supported include Auburn, Burlington, Cumming, Encinitas, Honolulu, Los Altos, Monterey, Palo Alto, Pleasant Hill, Rocklin, Roseville, Sacramento, San Francisco, San Jose, Stanford, and Susanville.

Grant Distribution by State

California $2.3M (85%)

Georgia $353K (13%)

Hawaii $25K (1%)

Massachusetts $18K (1%)

Washington $4K (0%)

Kentucky $1K (0%)

States

California Georgia Hawaii Kentucky Massachusetts Washington

Cities

APTOSAUBURNBURLINGTONCUMMINGEL DORADO HILLSENCINITASGILROYHONOLULULOOMISLOS ALTOSLOUISVILLEMONTEREYMOUNTAIN VIEWNAPA VALLEYPALO ALTOPALO ALTOSPLEASANT HILLROCKLINROSEVILLESACRAMENTO

Financial History

Multi-year comparison from IRS filings

Assets & Revenue (2024):

Total assets: $16,488,865
Total revenues: $1,237,993
Total expenses: $787,925
Staff: 1 employee

Contact Information:

Address: 809 Arroyo Rd, Los Altos, CA 94024-3103
Phone: 650-964-0407
EIN: 47-2508106

Revenue

Expenses

Qualifying Distributions

Net Investment Income

Metric	2024	2023	2022
Total Assets	—	—	—
Revenue	—	—	—
Expenses	—	—	—
Qualifying Distributions	—	—	—
Net Investment Income	—	—	—
Distributable Amount	—	—	—

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

90 grants across all recorded years

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Stanford University ($200,000), Lucile Packard Fnd for Children's Health ($137,500), Acoustic Neuroma Association ($100,000).

Recipient	Purpose	Amount
ACOUSTIC NEUROMA ASSOCIATION CUMMING, GA	UNRESTRICTED GRANT USED FOR GENERAL SUPPORT.	$100,000
KEATON'S CHILD CANCER ALLIANCE ROSEVILLE, CA	UNRESTRICTED GRANT USED FOR GENERAL SUPPORT.	$5,000
NF NORTHEAST BURLINGTON, MA	DONATION IN HONOR OF RILEY DONOVAN.	$5,010
SAFE REFUGE FOR CHILDREN AND FAMILY PLEASANT HILL, CA	TO SUPPORT ONGOINH PROPGRAMS	$2,500
STANFORD UNIVERSITY STANFORD, CA	TO SUPPORT THE ONGOING RESEARCH RELATED TO THORACIC CANCER.	$200,000
STUDENTS RISING ABOVE SAN FRANCISCO, CA	SUMMER RETREAT.	$50,000
WILLIAM JESSUP ROCKLIN, CA	TO SUPPORT NURSING SCHOLARSHIPS	$12,563
LOS ALTOS UNITED METHODIST CHURCH LOS ALTOS, CA	CHURCH SUPPORT	$15,000
LAKE FOREST PARK PRESBYTERIAN CHURCH SEATTLE, WA	PROVIDING FOOD FOR FAMILIES ON TIGHT BUDGETS	$4,088
THE CHANGEMAKER INITIATIVE LOS ALTOS, CA	HELPING PEOPLE PUT THEIR FAITH INTO ACTION	$5,000

Leadership & Key People

Leadership team and compensation from IRS filings

Susan Greathouse – President
Kenneth Greathouse – Secretary/Trustee
Jeff Greathouse – Executive Director (compensation: $114,200)

Compensation Overview

From 2024 IRS filing

From 2024 filing

Name	Title	Hours	Compensation
SUSAN GREATHOUSE	PRESIDENT	10	—
KENNETH GREATHOUSE	SECRETARY/TRUSTEE	2	—
JEFF GREATHOUSE	EXEC DIRECTOR	20	$128,563

Subject Areas

Focus areas based on grantmaking activity

Philanthropy, Voluntarism & Grantmaking

Frequently Asked Questions

What does The Greathouse Family Foundation fund?

The foundation's primary funding interests include: • Education (including higher education and STEM education) • Science and teacher support • Human Services • Philanthropy, Voluntarism & Grantmaking

How do I apply for a grant from The Greathouse Family Foundation?

**Grant Activity:** • Made 13 grants in 2024 • Total giving: $625,370 (2024) • Typical award range: $1,000–$200,000 • Median grant size: $10,000 • Average grant size: $41,000 **Recent Grants (2024):** • Acoustic Neuroma Association: $100,000 (unrestricted general support) • Foundation for Students Rising Above (SRA): $50,000 (summer retreat) • William Jessup University: $12,563 (nursing scholarships) **Other Program Areas:** The foundation has supported Stanford University thoracic cancer resea…

Where does The Greathouse Family Foundation make grants?

The foundation supports organizations across multiple states, with primary focus in: • California • Washington • Massachusetts Additional states served include Georgia and Hawaii. Specific cities supported include Auburn, Burlington, Cumming, Encinitas, Honolulu, Los Altos, Monterey, Palo Alto, Pleasant Hill, Rocklin, Roseville, Sacramento, San Francisco, San Jose, Stanford, and Susanville.

What size grants does The Greathouse Family Foundation award?

In 2024, The Greathouse Family Foundation awarded 20 grants totaling $625K — an average of about $31K per grant, based on its IRS Form 990 filings.

What is The Greathouse Family Foundation's EIN?

The Greathouse Family Foundation's EIN (Employer Identification Number) is 47-2508106. IRS Form 990 filing data is available on this page for 2019–2024.