Nonprofits in Mahopac, New York

Nonprofits in Mahopac, New York. Browse 98 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. 11Th Airborne Division Reunion Association

    EIN 521892922 · Headquarters: Mahopac, NY, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. Alternative Cares Llc

    EIN 813311119 · Headquarters: Mahopac, NY, US · Health Care · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  3. American Federation of Teachers

    EIN 061196895 · Headquarters: mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Federation of Teachers

    EIN 263776201 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. American Friends of Creativa Camino Al Arte Ac Inc

    EIN 331687688 · Headquarters: MAHOPAC, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. American Legion Auxiliary

    EIN 133188750 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. American Legion Auxiliary

    EIN 133238662 · Headquarters: Mahopac, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Asis International Inc

    EIN 510249032 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Association of Mahopac Administrators Welfare Plan And

    EIN 141660851 · Headquarters: MAHOPAC, NY, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Austin Road Elementary School Pto

    EIN 061626527 · Headquarters: MAHOPAC, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Chamber of Commerce of the Mahopacs

    EIN 061182470 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Chun Guru Nanak Spiritual Fellowship of New York And

    EIN 474074426 · Headquarters: MAHOPAC, NY, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  13. Civil Service Employees Association

    EIN 133474126 · Headquarters: mahopac, NY, US · Employment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  14. Civil Service Employees Association

    EIN 550880648 · Headquarters: MAHOPAC, NY, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Creative Art Professionals Inc

    EIN 334779316 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Department of New York Vfw Auxiliary

    EIN 261357556 · Headquarters: mahopac, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Dom Simon Filipaj Foundation Inc

    EIN 203396876 · Headquarters: Mahopac, NY, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  18. East Hudson Youth Soccer League Inc

    EIN 133248833 · Headquarters: MAHOPAC, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Father John P Mooney Koc Foundation Inc

    EIN 810788761 · Headquarters: MAHOPAC, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2022 · Primary form: IRS Form 990

  20. Federated Garden Clubs of New York State Inc

    EIN 146031558 · Headquarters: Mahopac, NY, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Fraternal Order of Police

    EIN 134091338 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Friends of Sycamore Dog Park Inc

    EIN 272618273 · Headquarters: mahopac, NY, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Friends of Tbs Inc

    EIN 832805147 · Headquarters: Mahopac, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Friends of the Mahopac Library

    EIN 133444206 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. From Hope to Home Animal Rescue

    EIN 824995566 · Headquarters: Mahopac, NY, US · Animal Related · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  26. Fulmar Road Pto

    EIN 061490395 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. German American Social Club

    EIN 136736313 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Ghost Cat Habitat Inc

    EIN 452456214 · Headquarters: Mahopac, NY, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Giantkids

    EIN 383724074 · Headquarters: Mahopac, NY, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Greater Putnam County Chamber of Commerce

    EIN 273172417 · Headquarters: Mahopac, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  31. Gunhill Civic Group Inc

    EIN 471999495 · Headquarters: MAHOPAC, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Hameedi Foundation Inc

    EIN 923742266 · Headquarters: MAHOPAC, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. Hannah Mikus Scholarship Fund Inc

    EIN 810997907 · Headquarters: Mahopac, NY, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  34. Hope Chest Sisters Inc

    EIN 851938822 · Headquarters: MAHOPAC, NY, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  35. Hopewalk Inc

    EIN 472691198 · Headquarters: Mahopac, NY, US · Religion Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  36. Humble Heroes Homes Inc

    EIN 842370050 · Headquarters: Mahopac, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Italian American Club of Mahopac Foundation Inc

    EIN 933184856 · Headquarters: MAHOPAC, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. Jennajackpack Project Inc

    EIN 811843994 · Headquarters: Mahopac, NY, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Jerry Barsha Memorial Foundation Inc

    EIN 272813610 · Headquarters: Mahopac, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Jimmy Mcdonough Scholarship Fund

    EIN 651247861 · Headquarters: MAHOPAC, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Joy Through Art Foundation Inc

    EIN 270868346 · Headquarters: Mahopac, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  42. Justin Scott Wagner Memorial Fund Inc

    EIN 261224192 · Headquarters: MAHOPAC, NY, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  43. Keeping Technicians Up to Date Inc

    EIN 261489571 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Kiwanis International Inc

    EIN 136273569 · Headquarters: MAHOPAC, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Knights of Columbus

    EIN 146083958 · Headquarters: Mahopac, NY, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  46. Lake Mahopac Rotary Foundation Inc

    EIN 141746381 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  47. Lakeview Elementary School Pto Inc

    EIN 270496542 · Headquarters: MAHOPAC, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Lea Magali Jewelry

    EIN 992346698 · Headquarters: Mahopac, NY, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Leaving Prints Corp

    EIN 841783665 · Headquarters: Mahopac, NY, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  50. Links of Love Inc

    EIN 331608700 · Headquarters: MAHOPAC, NY, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Magic Baseball

    EIN 261892584 · Headquarters: MAHOPAC, NY, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  52. Mahopac Basketball Academy Inc

    EIN 923424843 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  53. Mahopac Golf Club

    EIN 140855725 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Mahopac Knights Father Mooney Foundation Inc

    EIN 992713281 · Headquarters: MAHOPAC, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Mahopac Middle School Pto Inc

    EIN 814821016 · Headquarters: MAHOPAC, NY, USA · Education · Latest available filing year: 2018 · Primary form: IRS Form 990

  56. Mahopac Post No 1080 in the American Legion Dept of New York

    EIN 026019737 · Headquarters: Mahopac, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Mahopac Special Education Parent Teacher Organization Inc

    EIN 272383741 · Headquarters: MAHOPAC, NY, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  58. Mahopac Sports Association

    EIN 237166890 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. Mahopac Teaching Assistants Assoc

    EIN 141712487 · Headquarters: MAHOPAC, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Mahopac Volunteer Fire Department Inc

    EIN 141581281 · Headquarters: MAHOPAC, NY, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Mahopac Wolves Baseball Corp

    EIN 843799138 · Headquarters: Mahopac, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Mountain of Hope Global Prayer Outreach Networking Ministries Inc

    EIN 900532056 · Headquarters: Mahopac, NY, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Nami Putnam Chapter Inc

    EIN 352346750 · Headquarters: Mahopac, NY, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. New York Police & Fire Retirees Co Astute Tax and Accounting Services

    EIN 132995132 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Northern Westchester-putnam St Patricks Day Parade Committee Inc

    EIN 300953452 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. On Higher Ground Ny Inc

    EIN 812881710 · Headquarters: Mahopac, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  67. Our Kids Special Ed Inc

    EIN 871259820 · Headquarters: Mahopac, NY, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Petra Productions Ltd

    EIN 201196307 · Headquarters: Mahopac, NY, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  69. Police Association of Mount Vernon Inc Co Astute Tax & Accounting Svs Llc

    EIN 136127955 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. Putnam Arts Council

    EIN 141541159 · Headquarters: MAHOPAC, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Putnam Community Cares Inc

    EIN 383770172 · Headquarters: MAHOPAC, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Putnam County Libraries Association Incorporated

    EIN 141664260 · Headquarters: MAHOPAC, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Putnam Recreation Program for the Handicapped Inc

    EIN 133084676 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Putnam Westchester Metal Detectorists and Archeological

    EIN 371455970 · Headquarters: mahopac, NY, US · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  75. Putnamnorthern Westchester Womens Resource Center Inc

    EIN 133048837 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Pwista-mahopac

    EIN 475298696 · Headquarters: Mahopac, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Rotary International

    EIN 146048807 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Secor Sports Club

    EIN 146030619 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Shirley Jaffe Foundation

    EIN 392300199 · Headquarters: Mahopac, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. South Plainfield Oo Gun Club

    EIN 223226801 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Sri Bhagavad Ramanuja Millenium Foundation Inc

    EIN 813759999 · Headquarters: MAHOPAC, NY, USA · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  82. Stephen P Driscoll Memorial Motorcycle Unit Inc

    EIN 812758093 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Taconic Youth Football & Cheer

    EIN 454954843 · Headquarters: MAHOPAC, NY, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990

  84. Taconic Youth Football & Cheer Org

    EIN 932568695 · Headquarters: MAHOPAC, NY, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. The Geeslin Family Foundation Inc

    EIN 203131221 · Headquarters: MAHOPAC, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  86. Toastmasters International

    EIN 562382354 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Town of Carmel Historical Society Inc

    EIN 141631837 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. Town of Carmel Police Benevolent

    EIN 133054192 · Headquarters: Mahopac, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Union Valley Cemetary Association

    EIN 133588599 · Headquarters: Mahopac, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Vaishali and Jayanth Krishnan Foundation Inc

    EIN 994516744 · Headquarters: Mahopac, NY, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Veterans Foreign Wars United States Post 5491 Vfw-ny

    EIN 237303209 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Vsl Education Consulting Inc

    EIN 272772511 · Headquarters: Mahopac, NY, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  93. Westchester Science and Engineering Fair Inc

    EIN 820580642 · Headquarters: MAHOPAC, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Westchester Youth Dance Ensemble

    EIN 133714450 · Headquarters: MAHOPAC, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Westchester-putnam Youth Symphony Inc

    EIN 134145333 · Headquarters: Mahopac, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990

  96. Willow Wood Country Club Inc

    EIN 133345691 · Headquarters: MAHOPAC, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Xtreme FC Inc

    EIN 813886468 · Headquarters: Mahopac, NY, USA · Youth Development · Latest available filing year: 2018 · Primary form: IRS Form 990

  98. Yonkers Police Military Veterans Association

    EIN 991808168 · Headquarters: Mahopac, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N