Nonprofits in Pennsylvania

Nonprofits in Pennsylvania. Browse 93,150 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. Masonic Temple Association of Lebanon

    EIN 208333443 · Headquarters: LEBANON, PA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Masonic Temple Association of Lock Haven Pennsylvania

    EIN 240065500 · Headquarters: Lock Haven, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Masonic Temple Association of Wilke

    EIN 240655010 · Headquarters: Wilkes Barre, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Masonic Temple Association of Williamsport

    EIN 232721953 · Headquarters: WILLIAMSPORT, PA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Masonic Temple Corporation

    EIN 232601971 · Headquarters: Milton, PA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  6. Masonic Temple Foundation of Allentown Inc

    EIN 271624823 · Headquarters: Allentown, PA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Masonic Temple Preservation Association

    EIN 251412354 · Headquarters: Washington, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Masonic Veterans of Pennsylvania

    EIN 236263002 · Headquarters: Levittown, PA, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  9. Masonic Village Elizabethtown Residents Association

    EIN 842106877 · Headquarters: ELIZABETHTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Masonic Villages of Pennsylvania

    EIN 230846955 · Headquarters: Elizabethtown, PA, United States · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Masonry Contractors Association of Central Pennsylvania

    EIN 236298714 · Headquarters: GETTYSBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Masonry Contractors Association of Weste

    EIN 237067905 · Headquarters: BRIDGEVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Masons Movement Foundation

    EIN 854233491 · Headquarters: JEANNETTE, PA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Masons Voice

    EIN 872976813 · Headquarters: NORTH EAST, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  15. Masontown Helping Hands Ministry

    EIN 232948858 · Headquarters: MASONTOWN, PA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Masontown Masonic Building Corporation

    EIN 251446639 · Headquarters: Masontown, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Masontown Matters

    EIN 753252334 · Headquarters: Masontown, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Masontown Volunteer Fire Department

    EIN 251044174 · Headquarters: MASONTOWN, PA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Massachusetts Inst of Tech Trust

    EIN 236297385 · Headquarters: PAOLI, PA, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  20. Massachusetts Mutual Life Insurance General Agents Association

    EIN 846036529 · Headquarters: HORSHAM, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. Massachusetts Osteopathic Society Inc

    EIN 046112338 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Massey Charitable Trust

    EIN 237007897 · Headquarters: BRIDGEVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  23. Massrequestorg

    EIN 471346682 · Headquarters: JOHNSTOWN, PA, USA · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  24. MaST Community Charter School II

    EIN 473810173 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Mast Community Charter School Iii

    EIN 831383617 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Master Builders' Association of Western Pennsylvania Inc

    EIN 250643560 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Master Farmers Association

    EIN 465211454 · Headquarters: HARRISBURG, PA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Master Interior Contractors Association of Greater Pittsburgh

    EIN 251379964 · Headquarters: PITTSBURGH, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Master Peace Inc

    EIN 232345240 · Headquarters: WEST CHESTER, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. Master Plumbers Assoc of Allentown

    EIN 232112677 · Headquarters: SCHNECKSVILLE, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  31. Master Plumbers Association of Reading

    EIN 432014172 · Headquarters: SHILLINGTON, PA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Master Street 2000 Local Development Corporation

    EIN 232900989 · Headquarters: Philadelphia, PA, US · Housing & Shelter · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  33. Masterman School Foundation

    EIN 223859496 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  34. Mastermind Cooperative

    EIN 465102860 · Headquarters: Philadelphia, PA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Mastermind Elite Blueprint

    EIN 822532153 · Headquarters: WALLINGFORD, PA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  36. Masterminds Chess Club

    EIN 365061097 · Headquarters: Philadelphia, PA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Mastermindz Afterschool Enrichment Program

    EIN 463006513 · Headquarters: Downingtown, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Masterpeace

    EIN 271389429 · Headquarters: Richlandtown, PA, US · International, Foreign Affairs & National Security · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. Masterpiece Retreat Center

    EIN 845049376 · Headquarters: Three Springs, PA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Masters Association of Metal Finishers Inc

    EIN 116039878 · Headquarters: Newtown, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. Masters Way Inc

    EIN 260507897 · Headquarters: Ephrata, PA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Mastersonville Volunteer Fire Co Inc

    EIN 232704222 · Headquarters: MANHEIM, PA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Mastersonville Volunteer Firemen's Relief Association

    EIN 232651706 · Headquarters: MANHEIM, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Masterworks Chorale Inc

    EIN 200691293 · Headquarters: Swarthmore, PA, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  45. Masterworks Concert Chorale

    EIN 811393432 · Headquarters: MURRYSVILLE, PA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  46. Mastery Charter School - Clymer Elementary

    EIN 452107667 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Mastery Charter School - Harrity Elementary

    EIN 272575445 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Mastery Charter School - Mann Elementary

    EIN 272575568 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Mastery Charter School - Pickett Campus

    EIN 651308951 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Mastery Charter School - Smedley Elementary

    EIN 272575502 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Mastery Charter School John Wister Campus

    EIN 812713543 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Mastery Charter School Pastorius - Richardson Elementary

    EIN 462846820 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Mastery Charter School-shoemaker Campus

    EIN 204861234 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Mastery Charter Schools Foundation

    EIN 205593485 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Mastery Community Builders Inc

    EIN 475560416 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Mastery Prep Elementary Charter School

    EIN 824221501 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Mastery Schools

    EIN 204861191 · Headquarters: Philadelphia, PA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Mastery Schools

    EIN 233060542 · Headquarters: Philadelphia, PA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Mastery Schools

    EIN 452107493 · Headquarters: Philadelphia, PA, United States · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Mastery Schools

    EIN 465158488 · Headquarters: Philadelphia, PA, United States · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Mastery Schools

    EIN 522173268 · Headquarters: Philadelphia, PA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Masthope Mountain Community Property Owners Counci

    EIN 132534257 · Headquarters: Lackawaxen, PA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Mastiffs To Mutts

    EIN 271187353 · Headquarters: Chambersburg, PA, USA · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990

  64. Mat Assassins Inc

    EIN 851309922 · Headquarters: Avoca, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Mat Hog Wrestling Club

    EIN 273625348 · Headquarters: Punxsutawney, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Mat-town USA Wrestling Club Inc

    EIN 200068938 · Headquarters: LOCK HAVEN, PA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Matamoras Fire Department

    EIN 237428699 · Headquarters: MATAMORAS, PA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Matamoras Revitalization Committee

    EIN 202237296 · Headquarters: Matamoras, PA, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  69. Matamoras Rod & Gun Club Inc

    EIN 452319279 · Headquarters: MATAMORAS, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Matamoras-westfall Historical Society Inc

    EIN 460845030 · Headquarters: Matamoras, PA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Matanah Foundation

    EIN 933128502 · Headquarters: MANHEIM, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. Mateer Cemetery Assoc Inc

    EIN 251124000 · Headquarters: kittanning, PA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Mater Ecclesiae Fund for Vocations Inc

    EIN 510612966 · Headquarters: WEST CHESTER, PA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. Mater Laetitiae Academy Incorporate D

    EIN 863490498 · Headquarters: HONEY BROOK, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Materials Genome Foundation

    EIN 833385162 · Headquarters: STATE COLLEGE, PA, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Materials Research Society

    EIN 311037979 · Headquarters: WARRENDALE, PA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Maternal & Family Health Services Inc

    EIN 231856766 · Headquarters: WILKES BARRE, PA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Maternal and Child Health Consortium of Chester County Inc

    EIN 232775806 · Headquarters: WEST CHESTER, PA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Maternal and Reproductive Health Research Collective

    EIN 992261010 · Headquarters: Hummelstown, PA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Maternal Healthcare and Neonatal Development International

    EIN 205089427 · Headquarters: Hollidaysburg, PA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  81. Maternity Care Coalition

    EIN 232200410 · Headquarters: Philadelphia, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Math 4 Girls Inc

    EIN 992087264 · Headquarters: Newtown Square, PA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Math Girl Movement Inc

    EIN 872667617 · Headquarters: Philadelphia, PA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Math Science and Technology Charter School - Neshaminy

    EIN 811475786 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Mathematical Optimization Society Inc

    EIN 232161580 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Mathematical Staircase

    EIN 461813949 · Headquarters: Ardmore, PA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Mathematics Civic & Sciences Education Center Inc

    EIN 232999718 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Mathematics Science and Technology Community Charter School

    EIN 232963763 · Headquarters: PHILADELPHIA, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Mather Memorial Library Inc

    EIN 231969309 · Headquarters: ULSTER, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. Mathews Jos J for Missions

    EIN 256018767 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Mathews Mindful Moment

    EIN 813216456 · Headquarters: Jenkintown, PA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Mathews Mission Forever 17

    EIN 393641634 · Headquarters: Morrisville, PA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Mathieson Family Foundation

    EIN 202502389 · Headquarters: PITTSBURGH, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  94. Matilda Bird Sprogell

    EIN 236254565 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  95. Matilda Detweiller Fbo Park District

    EIN 376029831 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  96. Matilda H Bretz

    EIN 236201530 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  97. Matilda J Ramsey

    EIN 526026135 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  98. Matilda Konschak Fund Ta 2010267

    EIN 516500328 · Headquarters: PITTSBURGH, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  99. Matilda Neely Crans

    EIN 246021546 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-PF

  100. Matilda W Denny Testamentary Tr Pnc Bank Na

    EIN 256257137 · Headquarters: PITTSBURGH, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-PF

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