The Michigan State Capitol

Form 990-PFTax year 2024EIN 38-3190927

The Korff Foundation

A private foundation in Comstock Park, MI. Its return for tax year 2024 lists 80 grants and $486,650 paid in grants.

Tax year 2024 (period ending Dec 31, 2024), 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

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

    $486,650

    Grants listed
    80
    Assets, end of year
    $7,287,179
  • Tax year 2023

    $362,400

    Grants listed
    77
    Assets, end of year
    $6,985,978
  • Tax year 2022

    $508,600

    Grants listed
    85
    Assets, end of year
    $7,135,421
  • Tax year 2021

    $408,635

    Grants listed
    84
    Assets, end of year
    $6,928,700
  • Tax year 2020

    $445,650

    Grants listed
    100
    Assets, end of year
    $6,789,993
  • Tax year 2019

    $329,000

    Grants listed
    92
    Assets, end of year
    $7,483,110
  • Tax year 2018

    $233,050

    Grants listed
    81
    Assets, end of year
    $7,701,155

Grants paid in 2024

80 grants, largest first

As listed on the return.

  1. Mount St Michael AcademyBronx, NY

    Educational

    $50,000
  2. Samartitan's PurseBoone, NC

    Charitable

    $35,000
  3. Alliance Defending FreedomScottsdale, AZ

    Religious

    $25,000
  4. Hillsdale College Van Andel Graduate School of StatesmanshipHillsdale, MI

    Educational

    $25,000
  5. Washington University in St LouisSt Louis, MO

    Educational

    $25,000
  6. Hillsdale College K-12 InitiativeHillsdale, MI

    Educational

    $20,000
  7. Aquinas CollegeGrand Rapids, MI

    Educational

    $15,000
  8. Blackstone Legal FellowshipScottsdale, AZ

    Educational

    $15,000
  9. Mary Free Bed Rehabilitation Hospital FoundationGrand Rapids, MI

    Charitable

    $15,000
  10. St Ann's Parish and It's MissionsGrand Rapids, MI

    Religious

    $15,000
  11. Bissell Pet FoundationGrand Rapids, MI

    Charitable

    $10,000
  12. Catholic Charities of West MichiganGrand Rapids, MI

    Religious

    $10,000
  13. Harbor Hospice FoundationMuskegon, MI

    Charitable

    $6,400
  14. The Blood Cancer Foundation of MichiganGrand Rapids, MI

    Charitable

    $6,000
  15. Adoption Solutions of ArizonaTucson, AZ

    Charitable

    $5,000
  16. Albion CollegeAlbion, MI

    Educational

    $5,000
  17. American Wild Horse ConservationDavis, CA

    Charitable

    $5,000
  18. D A Blodgett St JohnsGrand Rapids, MI

    Charitable

    $5,000
  19. Cathedral of St AndrewGrand Rapids, MI

    Religious

    $5,000
  20. Children's Advocacy Center of Kent CountyGrand Rapids, MI

    Charitable

    $5,000
  21. Clark Retirement Community FoundationGrand Rapids, MI

    Charitable

    $5,000
  22. Conservation Resource AllianceBend, OR

    Charitable

    $5,000
  23. Davenport UniversityGrand Rapids, MI

    Educational

    $5,000
  24. Ele's PlaceGrand Rapids, MI

    Charitable

    $5,000
  25. Emmanuel HospiceGrand Rapids, MI

    Charitable

    $5,000
  26. The First TeeKentwood, MI

    Charitable

    $5,000
  27. Grand Rapids Public MuseumGrand Rapids, MI

    Educational

    $5,000
  28. Higher Ground at Lake LouiseBoyne Falls, MI

    Charitable

    $5,000
  29. Humane Society of Kent CoGrand Rapids, MI

    Charitable

    $5,000
  30. Leadership InstituteArlington, VA

    Educational

    $5,000
  31. Mental Health Foundation of West MichiganGrand Rapids, MI

    Charitable

    $5,000
  32. Senior NeighborsEloy, AZ

    Charitable

    $5,000
  33. Tunnel to Towers FoundationStaten Island, NY

    Charitable

    $5,000
  34. Turning PointPhoenix, AZ

    Educational

    $5,000
  35. Wheaton CollegeWheaton, IL

    Educational

    $5,000
  36. Wolf SanctuaryLaporte, CO

    Charitable

    $5,000
  37. Animal Friends AllianceFort Collins, CO

    Educational

    $4,000
  38. Action InstituteGrand Rapids, MI

    Educational

    $3,000
  39. Alpha Grand RapidsGrand Rapids, MI

    Charitable

    $3,000
  40. Association for the Blind & Visually ImpairedGrand Rapids, MI

    Charitable

    $3,000
  41. John Ball Zoo SocietyGrand Rapids, MI

    Educational

    $3,000
  42. Beyond 26Grandville, MI

    Charitable

    $3,000
  43. Caleb SmilesGrand Rapids, MI

    Charitable

    $3,000
  44. Camp Ao-Wa-KiyaShelby, MI

    Educational

    $3,000
  45. Foundation for Catholic Secondary EducationGrand Rapids, MI

    Educational

    $3,000
  46. Gerald R Ford Presidential FoundationGrand Rapids, MI

    Educational

    $3,000
  47. Girls Scouts of MichiganKalamazoo, MI

    Educational

    $3,000
  48. The Potters HouseDallas, TX

    Charitable

    $3,000
  49. Renew MobilityGrand Rapids, MI

    Charitable

    $3,000
  50. Roosevelt Park MinistriesGrand Rapids, MI

    Religious

    $3,000
  51. San Juan Diego AcademyWyoming, MI

    Educational

    $3,000
  52. Special Olympics MichiganGrand Rapids, MI

    Charitable

    $3,000
  53. Mel Trotter MinistriesGrand Rapids, MI

    Charitable

    $3,000
  54. Tubac Historical SocietyTubac, AZ

    Educational

    $3,000
  55. West Michigan Wildlife CenterGrand Rapids, MI

    Charitable

    $3,000
  56. Boys & Girls Club of Grand RapidsGrand Rapids, MI

    Educational

    $2,500
  57. Boys & Girls Club of the Blue RidgeMartinsville, VA

    Educational

    $2,500
  58. Greenwood Wildlife RanchBoulder, CO

    Charitable

    $2,500
  59. Mecosta County Community FoundationBig Rapids, MI

    Charitable

    $2,500
  60. Boys TownBoys Town, NE

    Charitable

    $2,000
  61. Community Spay Neuter Initiative Partnership (csnip)Kentwood, MI

    Charitable

    $2,000
  62. Congregation of St JosephCleveland, OH

    Religious

    $2,000
  63. Helen Devos Children's HospitalGrand Rapids, MI

    Charitable

    $2,000
  64. Dominican Sisters of Grand RapidsGrand Rapids, MI

    Religious

    $2,000
  65. Epilepsy FoundationSouthfield, MI

    Charitable

    $2,000
  66. Faith HospiceGrand Rapids, MI

    Charitable

    $2,000
  67. Franciscan Life Process CenterLowell, MI

    Religious

    $2,000
  68. Guiding Light MissionGrand Rapids, MI

    Charitable

    $2,000
  69. Indian Trails CampGrand Rapids, MI

    Educational

    $2,000
  70. Kent County Youth Agricultural AssociationLowell, MI

    Charitable

    $2,000
  71. Lowell Farm and Wildlife CenterLowell, MI

    Educational

    $2,000
  72. Master Arts TheatreGrand Rapids, MI

    Charitable

    $2,000
  73. Parkinson's Association of West MichiganCaledonia, MI

    Charitable

    $2,000
  74. Roanoke RanchLowell, MI

    Charitable

    $2,000
  75. St Cecilia Music CenterGrand Rapids, MI

    Charitable

    $2,000
  76. Tubac Center of the ArtsTubac, AZ

    Educational

    $2,000
  77. Mackenzie's Animal SanctuaryLake Odessa, MI

    Charitable

    $1,000
  78. The Erik Jones FoundationFlint, MI

    Charitable

    $500
  79. Pink Arrow PrideLowell, MI

    Charitable

    $500
  80. Wounded Warrior ProjectJacksonville, FL

    Charitable

    $250

Approved for future payment

5 grants

Approved in 2024 and not yet paid.

  1. Liberty Youth Academy IncSahuarita, AZ

    Educational

    $10,000
  2. Catholic Information CenterGrand Rapids, MI

    Religious

    $5,000
  3. Wounded Warrior ProjectJacksonville, FL

    Charitable

    $5,000
  4. Blandford Nature CenterGrand Rapids, MI

    Educational

    $3,000
  5. Karin's Horse ConnectionCaledonia, MI

    Charitable

    $2,000

Where the money goes

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

  1. Education8 grants $68,00035% of the total
  2. Health6 grants $36,40019% of the total
  3. Civil rights1 grant $25,00013% of the total
  4. Human services6 grants $15,2508% of the total
  5. Philanthropy and grantmaking2 grants $13,0007% of the total
  6. Animals4 grants $10,0005% of the total
  7. 7 other causes9 grants $29,00015% of the total

By State

Grants to organizations with a US address, latest year.

  1. Michigan57 grants $270,400
  2. Arizona7 grants $60,000
  3. New York2 grants $55,000
  4. North Carolina1 grant $35,000
  5. Missouri1 grant $25,000
  6. Colorado3 grants $11,500
  7. Virginia2 grants $7,500
  8. California1 grant $5,000
  9. Illinois1 grant $5,000
  10. Oregon1 grant $5,000

Officers, directors and trustees

4 people as filed

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

  • Marcae MantingCEO/SECRETARY Hours 0Pay $0
  • Carrie ShelnerPRESIDENT/TREASURER Hours 20Pay $40,000
  • Kirstin JohnsonDIRECTOR Hours 0Pay $0
  • Brienne GoubeauxDIRECTOR Hours 0Pay $0

The return

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