Nonprofits in Mountainside, New Jersey

Nonprofits in Mountainside, New Jersey. Browse 79 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. American Inns of Court Foundation

    EIN 222982381 · Headquarters: Mountainside, NJ, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. Arman N Roy Foundation

    EIN 834684062 · Headquarters: Mountainside, NJ, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990

  3. Arthur Venneri Foundation

    EIN 226025623 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  4. Auxiliary to the Board of Trustees of Childrens Specialized Hospital

    EIN 222361334 · Headquarters: Mountainside, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Battleship New Jersey Historical Museum Society Inc

    EIN 510171105 · Headquarters: Mountainside, NJ, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  6. Beautiful Mountainside

    EIN 823089504 · Headquarters: Mountainside, NJ, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Benevolent Protective Order Elks Mountainside 1585

    EIN 221989246 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Blet Division 171 C/o Michael Biel

    EIN 232132861 · Headquarters: MOUNTAINSIDE, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Block Organization

    EIN 833871794 · Headquarters: Mountainside, NJ, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Building and General Construction Laborers Local 3

    EIN 454637996 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Building Construction Laborers Local 3 Realty

    EIN 810799568 · Headquarters: MOUNTAINSIDE, NJ, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Chaim Rausman Foundation

    EIN 223624882 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-PF

  13. Children's Specialized Hospital Foundation Inc

    EIN 136844298 · Headquarters: MOUNTAINSIDE, NJ, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Codogno Center Inc

    EIN 471600854 · Headquarters: mountainside, NJ, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  15. Contemporary Art Group

    EIN 861158203 · Headquarters: Mountainside, NJ, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Curemonos Inc

    EIN 270319634 · Headquarters: MOUNTAINSIDE, NJ, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Davids Way Inc

    EIN 474588231 · Headquarters: MOUNTAINSIDE, NJ, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Dorothy Ann Foundation Inc

    EIN 521623448 · Headquarters: Mountainside, NJ, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Elizabeth High School Scholarship Foundation

    EIN 851873788 · Headquarters: Mountainside, NJ, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Facaa Scholarship Fund

    EIN 521806853 · Headquarters: Mountainside, NJ, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  21. Families and Community Together Inc

    EIN 223751640 · Headquarters: MOUNTAINSIDE, NJ, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Far Eastern University Nursing Alumni Foundation

    EIN 812089854 · Headquarters: Mountainside, NJ, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Friends of the Free Public Library of Mountainside

    EIN 311655823 · Headquarters: Mountainside, NJ, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Friends of Union County a Nj Nonprofit Corporation

    EIN 922967615 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Fundacion Hogares Claret USA Inc

    EIN 464581971 · Headquarters: MOUNTAINSIDE, NJ, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. I-home Church Inc

    EIN 474958945 · Headquarters: Mountainside, NJ, US · Religion Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  27. Imagine a Center for Coping with Loss

    EIN 453606502 · Headquarters: MOUNTAINSIDE, NJ, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. International Association of Lions Clubs

    EIN 222898523 · Headquarters: Mountainside, NJ, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  29. International Brotherhood of Teamsters 863 Tcwh

    EIN 220818457 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. International Brotherhood of Tmstrs 863 Welfare Fund

    EIN 221478216 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. K Kovshevych Foundation Inc

    EIN 223695851 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. Kindness Matters Foundation

    EIN 844159756 · Headquarters: Mountainside, NJ, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  33. Kristin S Hogrelius Memorial Fund Inc

    EIN 800110861 · Headquarters: Mountainside, NJ, US · Human Services · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  34. Kushner Family Foundation Inc

    EIN 521756633 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  35. La Creme Angels Inc

    EIN 814486387 · Headquarters: MOUNTAINSIDE, NJ, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Lace for Love

    EIN 852146069 · Headquarters: Mountainside, NJ, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  37. Leah & Jack Susskind Foundation

    EIN 521811598 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2016 · Primary form: IRS Form 990-PF

  38. Local 863 Corporation

    EIN 237223245 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Manny and Mila Teixeira Family Foundation Inc

    EIN 830878641 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  40. Mid New Jersey Youth Soccer Association Inc

    EIN 222945820 · Headquarters: MOUNTAINSIDE, NJ, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Mountainside Education Foundation Inc

    EIN 223664786 · Headquarters: Mountainside, NJ, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Mountainside Fc Inc

    EIN 993099020 · Headquarters: MOUNTAINSIDE, NJ, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Mountainside Newcomers Club Inc

    EIN 223703557 · Headquarters: Mountainside, NJ, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  44. Mountainside Nj Parent Teacher Organization

    EIN 813520366 · Headquarters: Mountainside, NJ, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Mountainside Pba Local #126 Inc

    EIN 223178387 · Headquarters: MOUNTAINSIDE, NJ, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Mountainside Rescue Squad Borough of Mountainside NJ

    EIN 222895874 · Headquarters: Mountainside, NJ, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Mountainside Restoration Committee Dba Hetfield House

    EIN 222762826 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  48. Mountainside Softball & Baseball League

    EIN 521707276 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Mountainside Softball Assciation

    EIN 204328097 · Headquarters: Mountainside, NJ, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  50. Music Counts

    EIN 464080167 · Headquarters: Mountainside, NJ, US · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  51. Mustang Travel Sports Club Inc

    EIN 264396129 · Headquarters: MOUNTAINSIDE, NJ, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  52. Nat'l Elec Contr Assoc-North NJ Chapter

    EIN 221455827 · Headquarters: Mountainside, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. New Jersey State Firemens Assoc-Mountainside

    EIN 237081747 · Headquarters: Mountainside, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  54. Northern New Jersey Chapter Administrative Maintenance Fund

    EIN 223546609 · Headquarters: Mountainside, NJ, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Plainfield Garden Club a New Jersey Non Profit Corp

    EIN 222426711 · Headquarters: Mountainside, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Portugal Day Inc

    EIN 462005244 · Headquarters: MOUNTAINSIDE, NJ, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Property Owners Association of Greater New York Corp

    EIN 851054337 · Headquarters: Mountainside, NJ, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Retiree Council 3-R

    EIN 465025966 · Headquarters: MOUNTAINSIDE, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Rotary International

    EIN 226071768 · Headquarters: Mountainside, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Ruso Schwarz Family Foundation Inc

    EIN 331868648 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  61. RWJBarnabas Health

    EIN 221487148 · Headquarters: MOUNTAINSIDE, NJ, USA · Health Care · Latest available filing year: 2018 · Primary form: IRS Form 990

  62. Ryan Patrick Faella Memorial Trust

    EIN 226870768 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Schwarz Foundation

    EIN 222430208 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  64. Sima Ingberman Charitable

    EIN 262638375 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2010 · Primary form: IRS Form 990-PF

  65. The Elizabeth Firemens Relief Assoc

    EIN 237081596 · Headquarters: MOUNTAINSIDE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  66. The Eva & Mordy Rothberg Family Foundation Inc

    EIN 461634345 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  67. The Mosberg Family Foundation Inc

    EIN 223645953 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2009 · Primary form: IRS Form 990-PF

  68. Toastmasters International

    EIN 226091166 · Headquarters: Mountainside, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Trailside Museum Association Inc

    EIN 222340624 · Headquarters: Mountainside, NJ, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  70. Tri-state Wheelchair Athletic Association

    EIN 237442593 · Headquarters: Mountainside, NJ, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  71. Ukrainian National Assn Inc 340

    EIN 237530351 · Headquarters: MOUNTAINSIDE, NJ, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  72. Union County Medical Society

    EIN 221343342 · Headquarters: MOUNTAINSIDE, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Vericon Foundation a Nj Nonprofit Corporation

    EIN 472818423 · Headquarters: MOUNTAINSIDE, NJ, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  74. Veterans of Foreign Wars of the United States Dept of New Jersey

    EIN 222475124 · Headquarters: Mountainside, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Walters Family Foundation

    EIN 223518906 · Headquarters: MOUNTAINSIDE, NJ, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Watchung Stables Auxiliary Inc

    EIN 223326534 · Headquarters: Mountainside, NJ, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Woman's Club of Westfield

    EIN 221585838 · Headquarters: Mountainside, NJ, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  78. Womans Club of Union

    EIN 226066085 · Headquarters: Mountainside, NJ, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  79. You Got This Kid Leadership Foundation

    EIN 882049525 · Headquarters: MOUNTAINSIDE, NJ, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N