Henry L Guenther Foundation logo

Henry L Guenther Foundation

SEAL BEACH, CA EIN: 95-6026937 Website

The Henry L. Guenther Foundation is a private, non-profit charitable California corporation established in 1956 and tax-exempt since September 1958. Based in Seal Beach, California, the foundation operates as an independent grantmaking foundation that does not conduct or administer its own charitable programs. Instead, it makes grants to organizations with demonstrated competence and sound programs aligned with its funding priorities.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$115.9M

+6.1% YoY

Annual Giving

$4.2M

+21.3% YoY

Grant Count

58

+26.1% YoY

Avg Grant Size

$72K

-3.8% YoY

Under IRS private-foundation payout rules, Henry L Guenther Foundation reported a distributable amount of $5.5M 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 aims to improve social conditions, promote human welfare, and alleviate pain and suffering.

The foundation primarily applies its resources to benefit California residents, with particular emphasis on Southern California, in the following areas:

  • Medical Services: Improved and expanded medical services, medical equipment, and research technology
  • Youth Opportunities: Programs and services for young people
  • Education: Educational programs and initiatives
  • Individual and Family Services: Support for families and individuals in need
  • Veteran and Homeless Services: Programs serving veterans and homeless populations
  • Community Partnerships: Collaborative community-based initiatives

The foundation has historically funded capital campaigns, emergency services, housing opportunities, food distributions, and other humanitarian projects within its scope.

Grantmaking

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Geographic Focus

Where this funder awards grants

The foundation primarily serves California residents, with particular emphasis on Southern California.

Grant Distribution by State

1states

States

Cities

AlhambraAnaheimApple ValleyArcadiaBeaumontBell GardensBeverly HillsBuena ParkBurbankCamarilloCarlsbadCarsonChicoChinoClaremontCosta MesaCovinaCulver CityDuarteEncinitas

Financial History

Multi-year comparison from IRS filings

As of 2023:

  • Total Assets: $109,294,511
  • Total Revenue: $22,167,889
  • Total Expenses: $5,370,000
  • Total Liabilities: $0
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$6M$12M$18M$24M20202021202220232024
Metric202420232022
Total Assets$115,925,175$109,294,511$97,251,214
Revenue$7,474,003$22,167,889$3,965,896
Expenses$6,491,693$5,373,597$5,644,540
Qualifying Distributions$5,605,099$4,697,939$4,914,521
Net Investment Income$6,678,993$21,543,599$3,280,671
Distributable Amount$5,497,581$4,948,971$4,974,287

Giving Over Time

Total grant dollars and number of grants per year

$0$1M$2M$3M$4M42 grants202075 grants202151 grants202246 grants202358 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

Rady Children's Hospital…$500KCedars-Sinai Medical Cen…$450KGlendale Adventist Medic…$300KSalk Institute for Biolo…$288KLong Beach Medical Center$250KBraille Institute of Ame…$200KSaint John's Health Cent…$200KJenesse Center Inc$150KMater Dei High School$100KRichstone Center Inc$85K

Grant Size Distribution

238 grants across all recorded years

152<$50K40$50–100K20$100–250K22$250–500K4$500K–1M$1–5M$5M+

Open Grants

1 open opportunity from Henry L Guenther Foundation

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Rady Children's Hospital- San Diego ($500,000), Cedars-Sinai Medical Center ($450,000), Glendale Adventist Medical Center Foundation ($300,000).

RecipientPurposeAmount
AHEAD With Horses Inc Shadow Hills, CAcreate a permanent, expanded facility.$20,000
Alzheimer's Greater Los Angeles Los Angeles, CAsupport the clinical team for dementia care to vulnerable patients.$75,000
American Red Cross Santa Ana, CApurchase a new Ram ProMaster 3500.$62,000
Braille Institute of America Inc Los Angeles, CAsupport library services.$200,000
Breast Cancer Solutions Lake Forest, CAprovide financial assistance for housing.$10,000
Cheerful Helpers Child and Family Study Center Los Angeles, CAexpand efforts to further develop continuum of care.$15,000
Coastal Roots Farm Encinitas, CAcover education program costs, program scholarships, and bus transportation.$10,000
Forever Balboa Park San Diego, CAsupport a new literacy initiative.$10,000
Foundation for Women Warriors Vista, CAsupport the delivery of the Women Veteran Transition and Emergency Services program.$15,000
Glendale Adventist Medical Center Foundation Glendale, CArenovate four catheterization labs.$300,000

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

SUSANNE SUNDBERGCHAIRMAN OF THE BOARD$333KANN LEATHERBURYVICE PRESIDENT/SECRETARY$310KCHARLES LEATHERBURYTREASURER$290KRICHARD BATTAGLIADIRECTOR$111KPHILLIP BATTAGLIADIRECTOR$111KERIC MOOBERRYDIRECTOR$111K

From 2024 filing

NameTitleHoursCompensation
ANN LEATHERBURYVICE PRESIDENT/SECRETARY40$310,307
SUSANNE SUNDBERGCHAIRMAN OF THE BOARD40$333,048
SARAH C MILLIKENFORMER DIRECTOR/OFFICER
RICHARD BATTAGLIADIRECTOR20$110,636
CHARLES LEATHERBURYTREASURER40$289,914
PHILLIP BATTAGLIADIRECTOR20$110,636
ERIC MOOBERRYDIRECTOR20$110,636

Contact Information

Address: 3020 Old Ranch Parkway Suite 300 Seal Beach, CA 90740

Phone: (562) 799-5544

Email: acolorado@guentherfoundation.org

Website: https://guentherfoundation.org/

Frequently Asked Questions

What does Henry L Guenther Foundation fund?

The foundation aims to improve social conditions, promote human welfare, and alleviate pain and suffering. The foundation primarily applies its resources to benefit California residents, with particular emphasis on Southern California, in the following areas: • **Medical Services**: Improved and expanded medical services, medical equipment, and research technology • **Youth Opportunities**: Programs and services for young people • **Education**: Educational programs and initiatives • **Individu…

How do I apply for a grant from Henry L Guenther Foundation?

**Grant Activity:** • Total giving in 2023: $3,462,000 • The foundation makes grants to external organizations rather than operating programs directly **Recent Grants:** • $250,000 grant to Emanate Health Foundation to support a new emergency department • Grant to Western University College of Graduate Nursing for simulation center equipment and Emergency Nurse Practitioner simulation equipment upgrades

Where does Henry L Guenther Foundation make grants?

The foundation primarily serves California residents, with particular emphasis on Southern California.

What size grants does Henry L Guenther Foundation award?

In 2024, Henry L Guenther Foundation awarded 58 grants totaling $4.2M — an average of about $72K per grant, based on its IRS Form 990 filings.

How much is Henry L Guenther Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Henry L Guenther Foundation reported a distributable amount of $5.5M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Henry L Guenther Foundation's EIN?

Henry L Guenther Foundation's EIN (Employer Identification Number) is 95-6026937. IRS Form 990 filing data is available on this page for 2020–2024.

Explore Open Grants

Browse active grant opportunities in Henry L Guenther Foundation's focus areas in our free grants database

Related Funders

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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.

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