The Pennsylvania State Capitol

Form 990-PFTax year 2025EIN 25-6018595

Mason Martha Lockhart

A private foundation in Pittsburgh, PA. Its return for tax year 2025 lists 33 grants and $412,956 paid in grants.

Tax year 2025 (period ending Dec 31, 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

6 returns on file
Grants paid by tax year. The latest year is in blue.
  • Tax year 2025

    $412,956

    Grants listed
    33
    Assets, end of year
    $7,224,079
  • Tax year 2024

    $388,272

    Grants listed
    33
    Assets, end of year
    $7,369,822
  • Tax year 2023

    $342,532

    Grants listed
    33
    Assets, end of year
    $7,378,469
  • Tax year 2022

    $421,560

    Grants listed
    32
    Assets, end of year
    $7,250,704
  • Tax year 2021

    $401,064

    Grants listed
    33
    Assets, end of year
    $6,824,740
  • Tax year 2020

    $364,340

    Grants listed
    35
    Assets, end of year
    $6,430,748

Grants paid in 2025

33 grants, largest first

As listed on the return.

  1. Allegheny General HospitalPittsburgh, PA

    General operating

    $82,596
  2. Kingsley AssociationPittsburgh, PA

    General operating

    $41,296
  3. Presbyterian Church (USA) FDNJeffersonville, IN

    General operating

    $35,104
  4. Chatham UniversityPittsburgh, PA

    General operating

    $20,648
  5. Presbyterian Senior Care FoundationOakmont, PA

    General operating

    $20,648
  6. YWCA of PittsburghPittsburgh, PA

    General operating

    $20,648
  7. Forbes Health FoundationPittsburgh, PA

    General operating

    $20,648
  8. Eastminster Untd Prsbytrn ChurchPittsburgh, PA

    General operating

    $20,648
  9. Eastminster Church Women TrustPittsburgh, PA

    General operating

    $12,388
  10. Humane Animal RescuePittsburgh, PA

    General operating

    $10,324
  11. St Barnabas CharitiesGibsonia, PA

    General operating

    $10,324
  12. Breathe PennsylvaniaCranberry TWP, PA

    General operating

    $8,260
  13. Mars Home for Youth FoundationMars, PA

    General operating

    $8,260
  14. Childrens Hospital of PGH FDNPittsburgh, PA

    General operating

    $8,260
  15. Y M C A of Greater PittsburghPittsburgh, PA

    General operating

    $8,260
  16. Westminster CollegeNew Wilmngtn, PA

    General operating

    $8,260
  17. Y M C A of Greater PittsburghPittsburgh, PA

    General operating

    $8,260
  18. Pittsburgh TheologicalPittsburgh, PA

    General operating

    $8,260
  19. Family Services of Western PAPittsburgh, PA

    General operating

    $6,196
  20. Western PA School for Blind ChildrenPittsburgh, PA

    General operating

    $6,196
  21. Family ResourcesPittsburgh, PA

    General operating

    $4,128
  22. Pressley RidgePittsburgh, PA

    General operating

    $4,128
  23. UPMC ShadysidePittsburgh, PA

    General operating

    $4,128
  24. West Penn Allegheny Health Sys IncPittsburgh, PA

    General operating

    $4,128
  25. St Margaret FoundationPittsburgh, PA

    General operating

    $4,128
  26. Eye & Ear FoundationPittsburgh, PA

    General operating

    $4,128
  27. The Childrens InstitutePittsburgh, PA

    General operating

    $4,128
  28. Western PA School for the DeafPittsburgh, PA

    General operating

    $4,128
  29. Board of Pensions of the Presbyterian Church USAPhiladelphia, PA

    General operating

    $4,128
  30. Passavant Hospital FoundationPittsburgh, PA

    General operating

    $4,128
  31. Sewickley Valley HospitalSewickley, PA

    General operating

    $2,064
  32. Mary & Alexander LaughlinSewickley, PA

    General operating

    $2,064
  33. Boys and Girls Club of Western PAPittsburgh, PA

    General operating

    $2,064

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Education2 grants $28,90834% of the total
  2. Health4 grants $24,77629% of the total
  3. Human services2 grants $12,38815% of the total
  4. Animals1 grant $10,32412% of the total
  5. Medical research1 grant $4,1285% of the total
  6. Philanthropy and grantmaking1 grant $4,1285% of the total

By State

Grants to organizations with a US address, latest year.

  1. Pennsylvania32 grants $377,852
  2. Indiana1 grant $35,104

Officers, directors and trustees

1 person as filed

As filed on the return, with average hours per week and pay from the foundation.

  • BNY Mellon N ATRUSTEE Hours 1Pay $75,769

The return

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Same main cause (education), giving between a quarter and four times this foundation’s where possible, nearby first.

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  3. The Rosewood FoundationPittsburgh, PA 34 grants Preselected only $429,000 giving
  4. Fountainhead FoundationPittsburgh, PA 25 grants Accepts applications $397,177 giving
  5. Conway Wing Dickson&gertrude Mem TRPittsburgh, PA 9 grants Preselected only $433,476 giving