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Data / Foundation grants / Martha P Mack Foundation

Martha P Mack Foundation: 9 grants to organizations, $1.8 million (tax year ended December 2024)

Martha P Mack Foundation, a private foundation in Detroit, MI, paid 9 grants to organizations totaling $1,785,000 in its tax year ended December 2024, according to its Form 990-PF filed with the IRS on November 3, 2025. The largest was $500,000 to Sanford Burnham Prebys Medical Discovery Institute in La Jolla, CA for for support of daily.

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
306702159
Based in
Detroit, MI
Assets
$22,469,217
Grants paid
$1,785,000
Tax year ended
December 2024

Grants paid, tax year ended December 2024

From the Form 990-PF filed November 3, 2025, IRS object ID 202533079349101858. It reported $1,785,000 in grants paid; 9 grants to organizations are listed.

RecipientLocationPurposeCauseAmountSource
Sanford Burnham Prebys Medical Discovery InstituteLa Jolla, CAFor support of dailyMedical research$500,000apps.irs.gov
Scripps Health FoundationLa Jolla, CAFor support of daily$500,000apps.irs.gov
Uc San Diego FoundationLa Jolla, CAFor support of daily$405,000apps.irs.gov
Salk Institute for Biological StudiesLa Jolla, CAFor support of dailyScience and technology$100,000apps.irs.gov
Sharp Healthcare FoundationSan Diego, CAFor support of dailyHealth care$100,000apps.irs.gov
The Scripps Research InstituteLa Jolla, CAFor support of dailyMedical research$100,000apps.irs.gov
The Salvation ArmyRancho Palos Verdes, CAFor support of daily$50,000apps.irs.gov
Southern Methodist UniversityDallas, TXFor support of dailyEducation$25,000apps.irs.gov
La Jolla Institute of ImmunologyLa Jolla, CAFor support of daily$5,000apps.irs.gov

Causes funded

From grants whose recipient has a cause.

CauseGranted
Medical research$600,000
Science and technology$100,000
Health care$100,000
Education$25,000

States funded

Recipient stateGranted
California$1,760,000
Texas$25,000

Also on SpecStream

Updated November 3, 2025. 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.