Funding search · EIN 464346024 · San Mateo, CA
John & Arlette Monfredini Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 50
- grants reported
- $182,000
- total given
- 2022–2025
- filing years
- $2,500
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- Mills Peninsula Hospital Foundation4 grants · $35,000
- Order of Malta Clinic4 grants · $26,500
- Cpmc Foundation4 grants · $24,000
- Society of St Vincent De Paul4 grants · $21,500
- Chronicle Season of Sharing Fund4 grants · $20,000
- Hillsborough Auxiliary To Peninsula Family Service4 grants · $12,500
- Cofam Fine Arts Museum of San Francisco4 grants · $12,500
- Ability Path4 grants · $6,250
- Mission Hospice Auxiliary4 grants · $5,250
- Life Moves Family Services2 grants · $4,000
Giving over time
Grant history
All 50 reported grants, largest first.
- $10,000
Cpmc Foundation · San Francisco Ca, CA · 2025
Donation made for generaal operating activities
- $10,000
Mills Peninsula Hospital Foundation · Burlingame, CA · 2025
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities
- $10,000
Order of Malta Clinic · Oakland, CA · 2025
Donation made for general operating activities
- $10,000
Mills Peninsula Hospital Foundation · Burlingame, CA · 2024
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities
- $10,000
Mills Peninsula Hospital Foundation · Burlingame, CA · 2022
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities
- $8,000
Cpmc Foundation · San Francisco Ca, CA · 2024
Donation made for generaal operating activities
- $8,000
Order of Malta Clinic · Oakland, CA · 2024
Donation made for general operating activities
- $7,500
Society of St Vincent De Paul · San Francisco Ca, CA · 2023
Donation made for general operating activities
- $7,000
Society of St Vincent De Paul · San Francisco Ca, CA · 2024
Donation made for general operating activities
- $6,500
Hillsborough Auxiliary To Peninsula Family Service · San Mateo, CA · 2025
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities.
- $5,500
Order of Malta Clinic · Oakland, CA · 2023
Donation made for general operating activities
- $5,000
Chronicle Season of Sharing Fund · San Francisco Ca, CA · 2025
Donation made for general operating activities
- $5,000
Cofam Fine Arts Museum of San Francisco · San Francisco Ca, CA · 2025
Donation made for general operating activities
- $5,000
Society of St Vincent De Paul · San Francisco Ca, CA · 2025
Donation made for general operating activities
- $5,000
Chronicle Season of Sharing Fund · San Francisco Ca, CA · 2024
Donation made for general operating activities
- $5,000
Chronicle Season of Sharing Fund · San Francisco Ca, CA · 2023
Donation made for general operating activities
- $5,000
Mills Peninsula Hospital Foundation · Burlingame, CA · 2023
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities
- $5,000
Chronicle Season of Sharing Fund · San Francisco Ca, CA · 2022
Donation made for general operating activities
- $3,000
Notre Dame High School Belmont · Belmont, CA · 2025
Donation made for general operating activities
- $3,000
Hillsborough Auxiliary To Peninsula Family Service · San Mateo, CA · 2024
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities.
- $3,000
Cpmc Foundation · San Francisco Ca, CA · 2023
Donation made for generaal operating activities
- $3,000
Cpmc Foundation · San Francisco Ca, CA · 2022
Donation made for generaal operating activities
- $3,000
Order of Malta Clinic · Oakland, CA · 2022
Donation made for general operating activities
- $2,500
Life Moves Family Services · San Mateo, CA · 2025
Donation made for general operating activities
- $2,500
Cofam Fine Arts Museum of San Francisco · San Francisco Ca, CA · 2024
Donation made for general operating activities
- $2,500
Cofam Fine Arts Museum of San Francisco · San Francisco Ca, CA · 2023
Donation made for general operating activities
- $2,500
Cofam Fine Arts Museum of San Francisco · San Francisco Ca, CA · 2022
Donation made for general operating activities
- $2,250
Mission Hospice Auxiliary · San Mateo, CA · 2022
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities.
- $2,000
Gladstone Institute · San Francisco, CA · 2025
Donation made for general operating activities
- $2,000
Ability Path · Redwood City, CA · 2024
Donation made for general operating activities
- $2,000
Little Sisters for the Poor · San Francisco, CA · 2024
Donation made for general operating activities
- $2,000
Ability Path · Redwood City, CA · 2023
Donation made for general operating activities
- $2,000
Society of St Vincent De Paul · San Francisco Ca, CA · 2022
Donation made for general operating activities
- $1,500
Life Moves Family Services · San Mateo, CA · 2024
Donation made for general operating activities
- $1,500
Hillsborough Auxiliary To Peninsula Family Service · San Mateo, CA · 2023
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities.
- $1,500
Hillsborough Auxiliary To Peninsula Family Service · San Mateo, CA · 2022
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities.
- $1,250
Ability Path · Redwood City, CA · 2025
Donation made for general operating activities
- $1,000
Mission Hospice Auxiliary · San Mateo, CA · 2025
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities.
- $1,000
Salesian Boys and Girls Club · San Francisco, CA · 2025
Donation made for general operating activities
- $1,000
Second Harvest of Silicon Valley · San Jose, CA · 2025
Donation made for general operating activitiesdonation made for general operating activities
- $1,000
Sm Public Library Foundation · San Mateo, CA · 2025
Donation made for general operating activities
- $1,000
Ucsf Foundation · San Francisco, CA · 2025
Donation made for general operating activities
- $1,000
Gladstone Institutes · San Francisco, CA · 2024
Donation made for general operating activities
- $1,000
Mission Hospice Auxiliary · San Mateo, CA · 2024
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities.
- $1,000
Ucsf Foundation · San Francisco, CA · 2024
Donation made for general operating activities
- $1,000
Mission Hospice Auxiliary · San Mateo, CA · 2023
Donation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activitiesdonation made for general operating activities.
- $1,000
Ability Path · Redwood City, CA · 2022
Donation made for general operating activities
- $500
Sm Public Library Foundation · San Mateo, CA · 2024
Donation made for general operating activities
- $500
St Jude Childrens Research Hospital · San Francisco, CA · 2024
Donation made for general operating activitiesdonation made for general operating activities
- $500
Pomeroy Center · San Francisco Ca, CA · 2022
Donaltion made for general operating activitiesdonation made for general operating activities
Who else funds this kind of work
Same state
- Silicon Valley Community Foundation10,471 grants · $10.10B
- Tides Foundation9,402 grants · $1.86B
- UCLA Foundation276 grants · $1.75B
Similar purposes
- S&P Global Foundation65 grants · $45.8M
- The Coleman Foundation611 grants · $26.2M
- Ann B & Thomas L Friedman Family Found207 grants · $45.2M
Similar grant size
- Enterprise Holdings Foundation30,880 grants · $360.4M
- State Employees Credit Union Foundation7,131 grants · $63.0M
- Publix Super Markets Charities6,333 grants · $108.7M
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

