Unknown & Unclassified nonprofits in Massachusetts

Unknown & Unclassified nonprofits in Massachusetts. Browse 12,299 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. Kaplan Family Charitable Trust

    EIN 237667825 · Headquarters: AUBURNDALE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  2. Kappa Alpha Theta Fraternity

    EIN 043029671 · Headquarters: Melrose, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Kappa Delta Phi Inc

    EIN 010286071 · Headquarters: BRIDGEWATER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Kappa Delta Phi National Affiliated Sorority Inc

    EIN 010210783 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Kappa Delta Phi National Affiliated Sorority Inc

    EIN 020358721 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Kappa Delta Phi National Affiliated Sorority Inc

    EIN 050392278 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Kappa Delta Phi National Affiliated Sorority Inc

    EIN 050413744 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Kappa Delta Phi National Affiliated Sorority Inc

    EIN 050492213 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Kappa Delta Phi National Affiliated Sorority Inc

    EIN 222530042 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Kappa Delta Phi National Affiliated Sorority Inc

    EIN 261241762 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Kappa Delta Phi National Affiliated Sorority Inc

    EIN 455150849 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  12. Kappa Delta Sorority - Eta Kappa Chapter

    EIN 770713212 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Kappa Delta Sorority - Eta Phi Boston University

    EIN 450697881 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Kappa Delta Sorority - Theta Tau

    EIN 301167834 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Kappa Psi Pharmaceutical Fraternity

    EIN 046190269 · Headquarters: Wilmington, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Kappa Psi Pharmaceutical Fraternity

    EIN 473287154 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Kappa Sigma Fraternity

    EIN 043159824 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Kappa Sigma Fraternity

    EIN 046350524 · Headquarters: CAMBRIDGE, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Kappa Sigma Fraternity

    EIN 222841280 · Headquarters: ALLSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  20. Kappa Sigma Fraternity

    EIN 262220860 · Headquarters: WALTHAM, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  21. Kappa Sigma Fraternity

    EIN 800907385 · Headquarters: AMHERST, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. Kappa Sigma Housing Corp of Massachusetts

    EIN 473095998 · Headquarters: AMHERST, MA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990

  23. Kargman Charitable & Educational Foundation Inc

    EIN 046133810 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. Karl Boyer Mc Eachron Memorial Foundation

    EIN 046040428 · Headquarters: HINSDALE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  25. Katelynn's Closet Inc

    EIN 262941379 · Headquarters: SOUTH YARMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Kateri Tekakwitha Housing Corporation

    EIN 263032652 · Headquarters: Auburn, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. Kates Foundation Inc

    EIN 136161546 · Headquarters: NORWELL, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  28. Katharine LW and Winthrop M Crane 3D Charitable Foundation

    EIN 043217038 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  29. Kathleen & Ronald J Jackson Foundation

    EIN 046762777 · Headquarters: WENHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  30. Kathryn Coons Tuw

    EIN 146080109 · Headquarters: LENOX, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Kazys and Stanislava Tamosaitis Edu

    EIN 455186460 · Headquarters: BRAINTREE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. Keane Family Foundation C/o O'brien & Associates

    EIN 046743248 · Headquarters: NEEDHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. Keep Barnstable Beautiful

    EIN 995028748 · Headquarters: CENTERVILLE, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Keep Oklahoma Strong Inc

    EIN 990425767 · Headquarters: Beverly, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Keith L Evans Memorial Fund

    EIN 472724122 · Headquarters: BRIDGEWATER, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Kelli Bos

    EIN 813604245 · Headquarters: ROXBURY, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Kelly E Braudis

    EIN 205083809 · Headquarters: Chicopee, MA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  38. Ken Cain Memorial Scholarship Fund Inc

    EIN 237323886 · Headquarters: MONUMENT BCH, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  39. Kendal C & Anna Ham Charitble Foundation Inc

    EIN 223080012 · Headquarters: NORTHBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Kendall Partners 1 Inc

    EIN 270565900 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  41. Kennedy Building Association Inc

    EIN 900425120 · Headquarters: GEORGETOWN, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Kennedy Middle School Pto

    EIN 651222809 · Headquarters: Woburn, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  43. Kennedy Parent Teacher Organization

    EIN 042681727 · Headquarters: Billerica, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Kent Charlestown Community School Council Inc

    EIN 042760660 · Headquarters: CHARLESTOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  45. Kenwood Foundation 7521-Xxxxxx21240

    EIN 046012784 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  46. Kernwood Country Club

    EIN 041503740 · Headquarters: SALEM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Kernwood Scholarship Foundation C/o Scott Sagan

    EIN 223215746 · Headquarters: SWAMPSCOTT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  48. Kerygma Inc

    EIN 042450721 · Headquarters: Haverhill, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  49. Kesher Schools

    EIN 043160526 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Ket Noi Yeu Thuong

    EIN 871476952 · Headquarters: Webster, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Kevin D Sullivan Scholarship Fund

    EIN 471836663 · Headquarters: BURLINGTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Keysteps Inc

    EIN 042681753 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  53. Khon Foundation Corporation

    EIN 852872403 · Headquarters: Lynn, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  54. Kickoff For Kids Inc

    EIN 932498416 · Headquarters: South Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Kid-Start Inc

    EIN 222622140 · Headquarters: Lawrence, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Kids B Kidz Incorporated

    EIN 392495513 · Headquarters: MIDDLETON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Kidsfirst

    EIN 800317549 · Headquarters: Georgetown, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  58. Killdeer Island Club Inc

    EIN 800533988 · Headquarters: Webster, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Kimball 64 Reunion

    EIN 464864148 · Headquarters: medway, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  60. Kinder Charitable Foundation

    EIN 341500608 · Headquarters: NEWTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  61. King Elementary PTO

    EIN 471060238 · Headquarters: Framingham, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. King Hiram's Lodge Af & Am

    EIN 237578783 · Headquarters: PROVINCETOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. King Philip Shrine Club

    EIN 046357775 · Headquarters: WILMINGTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. King Philip Trail Riders

    EIN 272581405 · Headquarters: Plainville, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. King Philip Yacht Club Inc

    EIN 042994234 · Headquarters: FALL RIVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. King Spruce Company

    EIN 016009168 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  67. Kingdom Awakening Ministries

    EIN 901113396 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  68. Kingsbridge Shores Civic Association Inc

    EIN 042701383 · Headquarters: Sagamore Beach, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Kingsbury Temperance Fund

    EIN 046053279 · Headquarters: WALTHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  70. Kingston Evergreen Cemetery Assoc

    EIN 041508245 · Headquarters: KINGSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. Kingswood Tennis Club Inc

    EIN 223069367 · Headquarters: FOXBORO, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Kitty Haven Inc

    EIN 042623878 · Headquarters: Waltham, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  73. Kiwanis Club of Easthampton-southampton Inc

    EIN 934531038 · Headquarters: Westfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Kiwanis Club of Everett

    EIN 046137149 · Headquarters: EVERETT, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Kiwanis Club of Georgetown Inc

    EIN 046079785 · Headquarters: GEORGETOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Kiwanis Club of Greater Amesbury

    EIN 823535153 · Headquarters: Amesbury, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  77. Kiwanis Club of Greater Holyoke

    EIN 931724670 · Headquarters: holyoke, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  78. Kiwanis Club of Greenfield

    EIN 046046306 · Headquarters: GREENFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  79. Kiwanis Club of Malden Inc C/o Lisa Mendelson

    EIN 046111787 · Headquarters: WOBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Kiwanis Club of Natick

    EIN 042375527 · Headquarters: NATICK, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. Kiwanis Club of New Bedford Foundation Inc

    EIN 043186733 · Headquarters: New Bedford, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Kiwanis Club of Northampton Inc

    EIN 824961823 · Headquarters: Florence, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. Kiwanis Club of Springfield Mass Foundation

    EIN 046113095 · Headquarters: Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Kiwanis Club of Worcester Inc

    EIN 042002090 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Kiwanis Foundation of New England Inc

    EIN 237209028 · Headquarters: WESTFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Kiwanis International Haverhill

    EIN 046072754 · Headquarters: Haverhill, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  87. Kiwanis International Inc

    EIN 041509630 · Headquarters: Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Kiwanis International Inc

    EIN 042373789 · Headquarters: Middleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Kiwanis International Inc

    EIN 042450540 · Headquarters: I choose not to answer, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Kiwanis International Inc

    EIN 042663541 · Headquarters: Allston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Kiwanis International Inc

    EIN 043376875 · Headquarters: West Springfield, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Kiwanis International Inc

    EIN 046046546 · Headquarters: Shelburne Falls, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  93. Kiwanis International Inc

    EIN 046068334 · Headquarters: Beverly, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Kiwanis International Inc

    EIN 046074892 · Headquarters: Holyoke, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  95. Kiwanis International Inc

    EIN 046086552 · Headquarters: Lee, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Kiwanis International Inc

    EIN 046128287 · Headquarters: REVERE, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  97. Kiwanis International Inc

    EIN 046135318 · Headquarters: West Roxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Kiwanis International Inc

    EIN 046185917 · Headquarters: Fall River, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Kiwanis International Inc

    EIN 222576406 · Headquarters: East Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Kiwanis International Inc

    EIN 273003923 · Headquarters: East Sandwich, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

First page and all pages