Funding search · EIN 956025594 · Ontario, CA
Mark H and Blanche M Harrington 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.
- 232
- grants reported
- $3.4M
- total given
- 2023–2025
- filing years
- $6,000
- median grant
Based on grants this organization reported to the IRS for tax years 2023–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
Full IRS filings ↗How this is builtReport an error
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.
- National Foundation for Cancer2 grants · $270,000
- Seattle Childrens Hospital Foundation1 grant · $269,000
- Childrens Hospital Foundation3 grants · $265,000
- Children'S Hospital Foundation2 grants · $225,000
- Western Foundation Western3 grants · $170,000
- Christian Legal Society3 grants · $115,000
- Center for American Liberty3 grants · $115,000
- Family Research Council3 grants · $107,500
- The Nixon Foundation3 grants · $95,000
- Grace Fellowiship Church of Costa Mesa3 grants · $75,000
Giving over time
Grant history
The 100 largest of 232 grants.
- $269,000
Seattle Childrens Hospital Foundation · Seattle, WA · 2025
General use
- $225,000
Childrens Hospital Foundation · Seattle, WA · 2024
General use
- $215,000
Children'S Hospital Foundation · Philadelphia, PA · 2023
General
- $150,000
National Foundation for Cancer · Bethesda, MD · 2023
General use
- $120,000
National Foundation for Cancer · Rockville, MD · 2024
General use
- $80,000
Western Foundation Western · Bellingham, WA · 2023
General use
- $75,000
Center for American Liberty · Pittsburgh, PA · 2025
General use
- $65,000
Family Research Council · Holland, MI · 2024
General use
- $50,000
Christian Legal Society · McLean, VA · 2025
General use
- $50,000
Christian Legal Society · McLean, VA · 2024
General use
- $45,000
Grace Fellowiship Church of Costa Mesa · Costa Mesa, CA · 2025
General use
- $45,000
Western Foundation Western · Bellingham, WA · 2025
General use
- $45,000
Western Foundation Western · Bellingham, WA · 2024
General use
- $40,000
Serve To Lead · Asheville, NC · 2025
General use
- $40,000
The Nixon Foundation · Yorba Linda, CA · 2024
General use
- $35,000
Center for American Liberty · Pittsburgh, PA · 2024
General use
- $32,500
Family Research Council · Holland, MI · 2025
General use
- $30,000
American Center for Law and Justice · Washington, DC · 2025
General use
- $30,000
Olive Crest Child Care Services · Santa Ana, CA · 2025
General use
- $30,000
The Nixon Foundation · Yorba Linda, CA · 2025
General use
- $30,000
American Center for Law and Justice · Washington, DC · 2024
General use
- $25,000
Univ of Southern California · Los Angeles, CA · 2025
General
- $25,000
Montclair State University Foundation · Montclair, NJ · 2024
General use
- $25,000
Voice of the Martyrs · Bartleville, OK · 2024
General use
- $25,000
The Nixon Foundation · Yorba Linda, CA · 2023
General use
- $20,000
Childrens Hospital Foundation · Seattle, WA · 2025
General use
- $20,000
Crossexamined Org · Charlotte, NC · 2025
General use
- $20,000
Informed Consent Action Network · Houston, TX · 2025
General use
- $20,000
Prager University Foundation · Sherman Oaks, CA · 2025
General use
- $20,000
Sherman Library and Gardens Fdn · Corona Del Mar, CA · 2025
General use
- $20,000
Voice of the Martyrs · Bartleville, OK · 2025
General use
- $20,000
Young America'S Foundation · Reston, VA · 2025
General use
- $20,000
Alliance Defending Freedom · Scottsdale, AZ · 2024
General use
- $20,000
Bible Seminary · Katy, TX · 2024
General use
- $20,000
Crossexamined Org · Charlotte, NC · 2024
General use
- $20,000
Grace Fellowiship Church of Costa Mesa · Costa Mesa, CA · 2024
General use
- $20,000
Olive Crest Child Care Services · Santa Ana, CA · 2024
General use
- $20,000
Univ of Southern California · Los Angeles, CA · 2024
General
- $20,000
Bible Society · Katy, TX · 2023
General use
- $20,000
Childrens Hospital Foundation · Seattle, WA · 2023
General use
- $20,000
Crossexamined Org · Charlotte, NC · 2023
General use
- $20,000
Serve To Lead · Asheville, NC · 2023
General use
- $20,000
St Monica Catholic Church · Mercer Island, WA · 2023
General use
- $18,000
Young America'S Foundation · Reston, VA · 2024
General use
- $17,000
Gods World Publication · Asheville, NC · 2025
General use
- $16,038
Asheville Bridge Church · Asheville, NC · 2024
General use
- $15,000
National Ability Center · Park City, UT · 2025
Charitable donation
- $15,000
Northlake Christian School · Covington, LA · 2025
General use
- $15,000
Turning Point USA · Phoenix, CA · 2025
General
- $15,000
Gods World Publication · Asheville, NC · 2024
General use
- $15,000
St Monica Catholic Church · Mercer Island, WA · 2024
General use
- $15,000
Alternatives Pregnancy Center · Sacramento, CA · 2023
General
- $15,000
Christian Legal Society · McLean, VA · 2023
General use
- $15,000
Front Line Covid 19 Critical · Washington, DC · 2023
General
- $13,000
National Ability Center · Park City, UT · 2023
Charitable donation
- $13,000
Olive Crest Child Care Services · Santa Ana, CA · 2023
General use
- $12,500
Alternatives Pregnancy Center · Sacramento, CA · 2025
General
- $12,500
Asheville Bridge Church · Asheville, NC · 2025
General use
- $12,500
National Parks Foundation · Washington, DC · 2023
General use
- $12,000
Table for 10 · Aliso Viejo, CA · 2025
General use
- $12,000
Asheville Bridge Church · Asheville, NC · 2023
General use
- $11,500
Every Generation Ministries · Temecula, CA · 2023
General use
- $11,000
Gods World Publication · Asheville, NC · 2023
General use
- $11,000
Voice of the Martyrs · Bartleville, OK · 2023
General use
- $10,000
Bible Seminary · Katy, TX · 2025
General use
- $10,000
Childrens Health Defense · Franklin Lakes, NJ · 2025
General
- $10,000
Come and See Foundation · Colorado Springs, CO · 2025
General use
- $10,000
Compassion Christian Church · Savannah, GA · 2025
General
- $10,000
Crystal Cove Conservancy · Newport Coast, CA · 2025
General use
- $10,000
Egyptian Theater-Park City Performances · Park City, UT · 2025
General use
- $10,000
Holy Trinity Catholic Church · Honolulu, HI · 2025
General use
- $10,000
Jaars · Waxhaw, NC · 2025
General use
- $10,000
Kidworks Community Development · Santa Ana, CA · 2025
General
- $10,000
National Parks Foundation · Baltimore, MD · 2025
General use
- $10,000
Pacific Marine Mammal Center · Laguna Beach, CA · 2025
General use
- $10,000
Pennies in Action Foundation · Aston, PA · 2025
General use
- $10,000
Red Bucket Equine Rescue · Chino Hills, CA · 2025
General
- $10,000
Ronald Reagan Presidential Fdn · Simi Valley, CA · 2025
General use
- $10,000
St Monica Catholic Church · Mercer Island, WA · 2025
General use
- $10,000
Stephen Siller Tunnel To Towers · Staten Island, NY · 2025
General
- $10,000
The Taubman Museum of Art · Roanoke, VA · 2025
General use
- $10,000
Childrens Health Defense · Franklin Lakes, NJ · 2024
General
- $10,000
Every Generation Ministries · Temecula, CA · 2024
General use
- $10,000
Holy Trinity Catholic Church · Honolulu, HI · 2024
General use
- $10,000
Informed Consent Action Network · Houston, TX · 2024
General use
- $10,000
Kidworks Community Development · Santa Ana, CA · 2024
General
- $10,000
Mountain Area Pregnancy Services · Asheville, NC · 2024
General use
- $10,000
Pennies in Action Foundation · Aston, PA · 2024
General use
- $10,000
Ronald Reagan Presidential Fdn · Simi Valley, CA · 2024
General use
- $10,000
Table for 10 · Aliso Viejo, CA · 2024
General use
- $10,000
Children'S Hospital Foundation · Seattle, WA · 2023
General
- $10,000
Childrens Health Defense · Franklin Lakes, NJ · 2023
General
- $10,000
Compassion Christian Church · Savannah, GA · 2023
General
- $10,000
Family Research Council · Holland, MI · 2023
General use
- $10,000
Grace Fellowiship Church of Costa Mesa · Costa Mesa, CA · 2023
General use
- $10,000
Holy Names Academy · Seattle, WA · 2023
General use
- $10,000
Holy Trinity Catholic Church · Honolulu, HI · 2023
General use
- $10,000
Informed Consent Action Network · Austin, TX · 2023
General use
- $10,000
Pennies in Action Foundation · Aston, PA · 2023
General use
- $10,000
Ronald Reagan Presidential Fdn · Simi Valley, CA · 2023
General use
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
- President and Fellows of Harvard College1,360 grants · $757.9M
- The Big 12 Conference50 grants · $1.91B
- Pac-12 Conference50 grants · $1.70B
Similar grant size
- Mightycause Charitable Foundation9,196 grants · $218.9M
- Paypal Charitable Giving Fund32,081 grants · $1.40B
- Seattle Foundation14,012 grants · $457.3M
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.

