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Data / Foundation grants / Mackworth-Mendoza Foundation

Mackworth-Mendoza Foundation: 7 grants to organizations, $580,000 (tax year ended December 2025)

Mackworth-Mendoza Foundation, a private foundation in Key Biscayne, FL, paid 7 grants to organizations totaling $580,000 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on May 14, 2026. The largest was $550,000 to Literary Arts in Portland, OR for program activities.

SpecStream is the live web data engine for teams and agents. It reads every private foundation's Form 990-PF as the IRS publishes it, and this page is that reading. Ask for the foundations that fund your cause in your state, with the amounts and purposes, and new grants arrive in your sheet, CRM, Slack or agent as the returns are filed.

EIN
931296528
Based in
Key Biscayne, FL
Assets
$1,043,870
Grants paid
$580,000
Tax year ended
December 2025

Grants paid, tax year ended December 2025

From the Form 990-PF filed May 14, 2026, IRS object ID 202641349349103109. It reported $580,000 in grants paid; 7 grants to organizations are listed.

RecipientLocationPurposeCauseAmountSource
Literary ArtsPortland, ORProgram activities$550,000apps.irs.gov
The International SchoolPortland, ORProgram activitiesEducation$12,500apps.irs.gov
Feeding South FloridaPembroke Park, FLProgram sctivitiesFood, agriculture and nutrition$5,000apps.irs.gov
Oregon Food BankPortland, ORProgram activities$5,000apps.irs.gov
American Diabetes AssocArlington, VAProgram activitiesDiseases, disorders and medical disciplines$2,500apps.irs.gov
Heal PalestineKent, OHProgram activitiesInternational, foreign affairs and national security$2,500apps.irs.gov
Meca for PeaceBerkeley, CAProgram activities$2,500apps.irs.gov

Grants paid, tax year ended December 2024

From the Form 990-PF filed May 12, 2025, IRS object ID 202521329349102642. It reported $113,000 in grants paid; 8 grants to organizations are listed.

RecipientLocationPurposeCauseAmountSource
Literary ArtsPortland, ORProgram activities$50,000apps.irs.gov
Oregon Children's TheaterPortland, ORProgram activities$35,000apps.irs.gov
The International SchoolPortland, ORProgram activitiesEducation$12,500apps.irs.gov
Feeding South FloridaPembroke Park, FLProgram sctivitiesFood, agriculture and nutrition$5,000apps.irs.gov
Oregon Food BankPortland, ORProgram activities$5,000apps.irs.gov
American Diabetes AssocArlington, VAProgram activitiesDiseases, disorders and medical disciplines$2,500apps.irs.gov
Stanford UniversityStanford, CAProgram activities$2,500apps.irs.gov
University of Florida FoundationGainesville, FLProgram activitiesEducation$500apps.irs.gov

Causes funded

From grants whose recipient has a cause.

States funded

Recipient stateGranted
Oregon$670,000
Florida$10,500
Virginia$5,000
California$5,000
Ohio$2,500

Also on SpecStream

Updated May 14, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.