Summa Peto Foundation

Grantmaker Cupertino, CA EIN: 94-3343213

Summa Peto Foundation is a nonprofit organization, based in Cupertino, CA. IRS filing data is available from 2020 through 2023.

Summa Peto Foundation at a glance

Expenses (2023)
$2,007
-92.9% vs 2022
Latest 990 filing
Form 990 filing, 2023 View filing

Data from IRS Form 990 filing, 2023; updated September 2026.

Who Summa Peto Foundation funds

How this funder distributes its grants

Grant Size Distribution

43 grants across all recorded years

42<$50K$50–100K1$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 42 grants of 43 (98%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

6states

Cities

San MateoPalo AltoRedwood CityEast Palo AltoEscondidoMenlo ParkMilpitasMontereyNashvilleNew YorkPleasant HillSan CarlosSan FranciscoSan JoseStanfordWashingtonBozemanGallatin GatewayLancaster

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$100K$200K$300K19 grants2020 23 grants2021 1 grant2022 0 grants2023

From 2020 to 2022, annual grant giving ranged from $22K (2022) to $297K (2021). In 2022 it made 1 grant totaling $22K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Big Sky Bravery Foundation Bozeman, MTMilitary Vet Support Programs$22,218
Your AI grants department

Ready to take the next step with Summa Peto Foundation?

Fully replaces Grant database subscriptions Instrumentl · Foundation Directory · GrantStation & similar

Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying Distributions
2023——$2,007———
2022$2,007$41$28,459$22,2181$22,218
2021$40,409$33$299,149$297,00023$297,000
2020$339,525$80$38,680$36,00019—

Leadership & Key People

Officers and directors from IRS filings

Summa Peto Foundation is led by Peter J Doyle, Chairman on every filing since 2020; none of the 4 officers listed in 2023 report compensation.

Officers on the 2023 filing

  • Peter J Doyle

    Chairman

    On filings since 2020

    No compensation reported

  • John L Doyle

    Director

    On filings since 2020

    No compensation reported

  • Judith A Doyle

    Director

    On filings since 2020

    No compensation reported

  • Christine A Doyle

    CFO

    On filings since 2020

    No compensation reported

Data from IRS Form 990 filings, 2020–2023. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Frequently asked questions about Summa Peto Foundation

Where does Summa Peto Foundation operate?

Summa Peto Foundation has awarded grants in California, District of Columbia, Montana, New York, Pennsylvania, Tennessee.

What is Summa Peto Foundation's EIN?

Summa Peto Foundation's EIN (Employer Identification Number) is 94-3343213. IRS Form 990 filing data is available on this page for 2020–2023.

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

Data update history

(1)

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2020–2023

Explore Open Grants

Browse active grant opportunities in Summa Peto Foundation's focus areas in our free grants database

Similar Funders

Funders that support many of the same organizations

Enterprise Holdings Foundation

Saint Louis, MO

The Enterprise Holdings Foundation supports charitable and educational nonprofits in communities where Enterprise Mobility operates, focusing on health, education, arts, and disaster relief; applicants must be actively supported by an Enterprise Mobility team member, spouse, or domestic partner. Giving varies widely: it reported 9,499 grants in 2024, but its 2025 filing showed one grant of $101.4 million, so that amount is not a typical award. Applications are accepted at any time through eligible Enterprise-affiliated applicants; the Foundation does not limit giving to preselected organizations.

Assets

$594.3M

Grants

1

Total Given

$101.4M

Agilent Technologies Foundation

Santa Clara, CA

Agilent Technologies Foundation funds environmental work on safe water, air quality, food supplies and climate change, as well as STEM education and economic opportunity for underrepresented communities. Its 2025 grants had a median of $25,000 and ranged from $5,000 to $2,166,500; most grant dollars went to Delaware, with some support elsewhere in the U.S. and internationally. It funds only preselected organizations and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$596K

Grants

20

Total Given

$5.0M

McKesson Foundation Inc

Dallas, TX

The McKesson Foundation funds cancer support and care, healthcare workforce pathways, and emergency response, with grants mainly supporting organizations in the United States and Canada. Its 2025 grants had a median of $100,000, though amounts ranged from $10,000 to about $2.47 million. Its filing says it does not accept unsolicited requests, while its application page describes an online application process with stated submission windows.

Assets

$1.6M

Grants

76

Total Given

$16.6M

Peter Uccelli Foundation

Redwood City, CA

The Peter Uccelli Foundation supports arts and community organizations, scholarships, and other charitable causes, with grants typically around $2,000 (2025 awards ranged from $50 to $5,000). It is based in Redwood City, California, and most 2025 funding went to California, though it also gave in several other states. The filing says it does not restrict giving to preselected organizations, but does not specify whether it accepts unsolicited requests.

Assets

$161K

Grants

15

Total Given

$27K

Floyd Family Foundation

Palo Alto, CA

Assets

$7.2M

Grants

82

Total Given

$1.1M

Atkinson Foundation

San Francisco, CA

The Atkinson Foundation funds community-based nonprofits serving primarily San Mateo County residents, with support for education and youth development, community services, and people with disabilities. Grants generally range from $10,000 to $20,000; its materials describe an application process but do not state whether unsolicited requests are accepted.

Assets

$29.3M

Grants

142

Total Given

$1.9M

More similar funders

More Funders in California

The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from Summa Peto Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

Summa Peto Foundation down — hundreds of funders to go?

Want AI to do this for you?