The Maroon Bells above a meadow and lake near Aspen, Colorado

Form 990-PFTax year 2024EIN 13-6082503

Peierls Foundation

A private foundation in Golden, CO. Its return for tax year 2024 lists 42 grants and $5.9 million paid in grants.

Tax year 2024 (period ending Oct 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. It still lists the details below.

Contact
Ejeffrey Peierls
73 South Holman Way
Golden, CO 80401
(303) 922-6654

Assets and giving by year

6 returns on file
Grants paid by tax year. The latest year is in blue.
  • Tax year 2024

    $5,857,200

    Grants listed
    42
    Assets, end of year
    $110,696,752
  • Tax year 2023

    $5,656,200

    Grants listed
    47
    Assets, end of year
    $106,889,661
  • Tax year 2022

    $5,738,820

    Grants listed
    49
    Assets, end of year
    $117,557,742
  • Tax year 2021

    $7,200,700

    Grants listed
    50
    Assets, end of year
    $119,346,970
  • Tax year 2020

    $8,508,500

    Grants listed
    51
    Assets, end of year
    $119,863,630
  • Tax year 2019

    $6,296,000

    Grants listed
    51
    Assets, end of year
    $104,905,631

Grants paid in 2024

42 grants, largest first

As listed on the return.

  1. American Red CrossBoone, IA

    Support

    $750,000
  2. Doctors Without Borders USANew York, NY

    Support

    $750,000
  3. International Rescue CommitteeNew York, NY

    Support

    $700,000
  4. Care IncAtlanta, GA

    Support

    $500,000
  5. The Nature ConservancyArlington, VA

    Support

    $500,000
  6. Planned Parenthood Federation of AmericaNew York, NY

    Support

    $300,000
  7. Raising Austin (TOGETHER4CHILDREN)Austin, TX

    Support

    $150,200
  8. American Indian College FundDenver, CO

    Support

    $120,000
  9. Planned Parenthood of the Great NorthwestSeattle, WA

    Support

    $117,500
  10. Planned Parenthood of Metropolitan New JerseyNewark, NJ

    Support

    $117,500
  11. The University of Texas FoundationAustin, TX

    Support

    $110,000
  12. Colorado UpliftAurora, CO

    Support

    $105,000
  13. All May See FoundationSan Francisco, CA

    Support

    $100,000
  14. Virginia Garcia Memorial Health CenterHillsboro, OR

    Support

    $85,000
  15. Unitarian-Universalist Service CommitteeCambridge, MA

    Support

    $85,000
  16. Colorado Youth for A ChangeDenver, CO

    Support

    $85,000
  17. Tools of the MindGolden, CO

    Support

    $84,000
  18. Big Brothers Big Sisters of Austin TexasAustin, TX

    Support

    $82,000
  19. Lake Washington Institute of Tech FNDNKirkland, WA

    Support

    $80,000
  20. Planned Parenthood of the Rocky MountainsDenver, CO

    Support

    $75,000
  21. Meharry Medical CollegeNashville, TN

    Support

    $68,000
  22. Metropolitan State College of Denver FoundationDenver, CO

    Support

    $65,000
  23. Westminster Public Schools FoundationWestminster, CO

    Support

    $64,000
  24. Natural Resources Defense CouncilNew York, NY

    Support

    $60,000
  25. The Interfaith Alliance FoundationWashington, DC

    Support

    $60,000
  26. Big Brothers Big Sisters of ColoradoDenver, CO

    Support

    $60,000
  27. Reproductive Freedom for All FoundationWashington, DC

    Support

    $55,000
  28. Learning AllyPrinceton, NJ

    Support

    $50,000
  29. Yale University Office of DevelopmentNew Haven, CT

    Support

    $48,000
  30. Denver Scholarship FoundationDenver, CO

    Support

    $45,000
  31. Stanford Graduate School of BusinessStanford, CA

    Support

    $43,000
  32. Northern New Jersey Council BSAOakland, NJ

    Support

    $40,000
  33. Hearing Health FoundationNew York, NY

    Support

    $38,000
  34. Dzi FoundationRidgway, CO

    Support

    $38,000
  35. Capital Area Council #564 BSAAustin, TX

    Support

    $35,000
  36. Austin Community College FoundationAustin, TX

    Support

    $34,000
  37. Energy Outreach ColoradoDenver, CO

    Support

    $32,000
  38. Food Bank of the RockiesAurora, CO

    Support

    $30,000
  39. American Foundation for the BlindHuntington, WV

    Support

    $25,000
  40. central food bank of texasAustin, TX

    Support

    $25,000
  41. Unitarian Universalist AssociationBoston, MA

    Support

    $24,000
  42. Boy Scouts of America Denver Area CouncilDenver, CO

    Support

    $22,000

Where the money goes

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

  1. International aid3 grants $1,535,00049% of the total
  2. Health5 grants $695,00022% of the total
  3. Education6 grants $436,00014% of the total
  4. Youth development2 grants $145,0005% of the total
  5. Human services3 grants $113,0004% of the total
  6. Environment1 grant $60,0002% of the total
  7. 4 other causes4 grants $160,0005% of the total

By State

Grants to organizations with a US address, latest year.

  1. New York5 grants $1,848,000
  2. Colorado14 grants $1,325,000
  3. Iowa1 grant $750,000
  4. Georgia1 grant $500,000
  5. Texas6 grants $436,200
  6. New Jersey3 grants $207,500
  7. Washington2 grants $197,500
  8. California2 grants $143,000
  9. District of Columbia2 grants $115,000
  10. Massachusetts2 grants $109,000

Officers, directors and trustees

3 people as filed

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

  • E Jeffrey PeierlsPRESIDENT Hours 0Pay $0
  • Brian E PeierlsVICE PRESIDENT Hours 0Pay $0
  • James FlaggertSECRETARY Hours 0Pay $0

The return

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