Nonprofits in Williamsville, New York

Nonprofits in Williamsville, New York. Browse 364 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. 716 Select Softball & Baseball Inc

    EIN 823134076 · Headquarters: WILLIAMSVILLE, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. A Lending Paw Corporation

    EIN 831556736 · Headquarters: WILLIAMSVILLE, NY, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  3. A Purrfect Fit Animal Rescue Inc

    EIN 465070999 · Headquarters: WILLIAMSVILLE, NY, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Aabha Charitable Trust Inc

    EIN 872733886 · Headquarters: WILLIAMSVILLE, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Aac Project of Wny

    EIN 412552629 · Headquarters: WILLIAMSVILLE, NY, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Accessible Academics USA Inc

    EIN 812598821 · Headquarters: WILLIAMSVILLE, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Ace Mentor Program of America Inc

    EIN 831154406 · Headquarters: Williamsville, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Acro Jets Gymnastic Booster Club

    EIN 161465106 · Headquarters: WILLIAMSVILLE, NY, USA · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  9. Acrojets Gymnastics Booster Club I

    EIN 474344757 · Headquarters: WILLIAMSVILLE, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Adeline E Fracassi Trust

    EIN 146294678 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Agape Parents' Fellowship Inc

    EIN 112617454 · Headquarters: WILLIAMSVILLE, NY, USA · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990

  12. Alliance for Disability in Health Care Education

    EIN 273900553 · Headquarters: Williamsville, NY, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Alpha Kappa Boule Education Foundation

    EIN 222209115 · Headquarters: Williamsville, NY, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  14. Alternatives to Violence Project Inc

    EIN 161341075 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Alumnae Association of Mount Holyoke College Inc

    EIN 161102825 · Headquarters: Williamsville, NY, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  16. Amapola Housing Corporation

    EIN 161570117 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  17. America's Family Health & Welfare Fund

    EIN 160840561 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. American Academy Ballet Guild Inc

    EIN 161509688 · Headquarters: WILLIAMSVILLE, NY, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. American Afghan Community Inc Non Profit Organization

    EIN 832252643 · Headquarters: Williamsville, NY, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  20. American Association for True Life in God

    EIN 431846411 · Headquarters: Williamsville, NY, United States · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. American Association of University Women Inc

    EIN 146026116 · Headquarters: Williamsville, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  22. American Federation of State County & Municipal Employees

    EIN 272912540 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. American Federation of Teachers

    EIN 300835456 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. American Federation of Teachers

    EIN 352452140 · Headquarters: Williamsville, NY, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  25. American Federation of Teachers

    EIN 383954473 · Headquarters: Williamsville, NY, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. American Federation of Teachers

    EIN 454560664 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. American Federation of Teachers

    EIN 521253598 · Headquarters: Williamsville, NY, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  28. American Federation of Teachers 3124 Aft

    EIN 161006431 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. American Legion Auxiliary

    EIN 222485424 · Headquarters: Williamsville, NY, US · Public & Societal Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  30. American Legion Auxiliary

    EIN 320393687 · Headquarters: WILLIAMSVILLE, NY, US · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  31. American Legion George F Lamm Post No 622

    EIN 161432285 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. American Society of Tax Problem Solvers

    EIN 113719486 · Headquarters: Williamsville, NY, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. Amherst Chamber of Commerce Inc

    EIN 160959485 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  34. Amherst Domestic Violence Task Force Inc

    EIN 223627789 · Headquarters: Williamsville, NY, US · Crime & Legal Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  35. Amherst Highway Employees' Association

    EIN 223073837 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Amherst Lacrosse Association Inc

    EIN 161489539 · Headquarters: WILLIAMSVILLE, NY, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. AMHERST MALE GLEE CLUB INC DBA Red Blazer Men's Chorus

    EIN 222322500 · Headquarters: Williamsville, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. Amherst Police Club Inc

    EIN 166028379 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Amherst Symphony Orchestra Association Inc

    EIN 160806883 · Headquarters: WILLIAMSVILLE, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Amherst Victorian Dance Society Inc

    EIN 813904393 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Amherst Youth Basketball Inc C/o Robert Laughlin

    EIN 161436420 · Headquarters: WILLIAMSVILLE, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. Amherst Youth Foundation Inc

    EIN 161206430 · Headquarters: WILLIAMSVILLE, NY, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Amherst Youth Hockey Inc

    EIN 510229821 · Headquarters: WILLIAMSVILLE, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Arp Foundation

    EIN 467123782 · Headquarters: WILLIAMSVILLE, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-PF

  45. Ars Nova Chamber Orchestra Buffalo Inc

    EIN 873106966 · Headquarters: WILLIAMSVILLE, NY, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Asian American Physicians Association Inc

    EIN 161348111 · Headquarters: Williamsville, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Asian Connection of Wny Inc

    EIN 161604177 · Headquarters: Williamsville, NY, US · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  48. Association for the Arch Triumph of the and International Shrine of the Holy Inn

    EIN 311762820 · Headquarters: WILLIAMSVILLE, NY, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Autism Services Inc

    EIN 161185024 · Headquarters: WILLIAMSVILLE, NY, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Autism Society of America -Autism Society Western New York

    EIN 161486535 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Auto Club of Western & Central Ny Foundation for Traffic Safety Inc

    EIN 383870699 · Headquarters: Williamsville, NY, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Bartermax Your Impact Foundation Inc

    EIN 854016570 · Headquarters: WILLIAMSVILLE, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Be Your Own Hero Inc

    EIN 271985011 · Headquarters: WILLIAMSVILLE, NY, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Bernard & Estelle Siegel Foundation

    EIN 237015786 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. Bible Truth Prison Ministry

    EIN 223175867 · Headquarters: WILLIAMSVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Bridges for New Beginnings Inc

    EIN 201165852 · Headquarters: WILLIAMSVILLE, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Brotherhood of Maintenance of Way Employees

    EIN 166002776 · Headquarters: WILLIAMSVILLE, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Buffalo Chapter of Risk Management Association

    EIN 943448124 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Buffalo Cheerleaders Aluminae Assn

    EIN 800377952 · Headquarters: WILLIAMSVILLE, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. Buffalo Equity Foundation Inc

    EIN 237029154 · Headquarters: Williamsville, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  61. Buffalo Gay Lesbian Bisexual Transgender Archives Inc

    EIN 010791369 · Headquarters: WILLIAMSVILLE, NY, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  62. Buffalo Guitar Society Inc

    EIN 161568078 · Headquarters: Williamsville, NY, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Buffalo Irish Inc

    EIN 262781276 · Headquarters: Williamsville, NY, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  64. Buffalo Jewish Federation

    EIN 160743210 · Headquarters: Williamsville, NY, United States · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Buffalo Mindfulness Community Inc

    EIN 205485898 · Headquarters: Williamsville, NY, US · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  66. Buffalo Niagara Nikola Tesla Council Inc

    EIN 843431046 · Headquarters: WILLIAMSVILLE, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Buffalo Niagara Tamil Mandram Inc

    EIN 834227881 · Headquarters: Williamsville, NY, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  68. Buffalo Ophthalmologic Society

    EIN 822466965 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Buffalo Rpm Inc

    EIN 814487557 · Headquarters: Williamsville, NY, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  70. Buffalo Torch Club

    EIN 237178510 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Buffalo Veterans Mentor Group Inc

    EIN 462488378 · Headquarters: WILLIAMSVILLE, NY, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  72. Bureau Of Jewish Education of Greater Buffalo Inc

    EIN 160760886 · Headquarters: Williamsville, NY, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  73. Calvary Carillon Concert Series Inc

    EIN 161582568 · Headquarters: Williamsville, NY, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  74. Camp Cherith of Western New York

    EIN 237024576 · Headquarters: WILLIAMSVILLE, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Cartagena Paws Inc

    EIN 825113181 · Headquarters: WILLIAMSVILLE, NY, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Center for the Study of Accounting and Society Inc

    EIN 820795840 · Headquarters: Williamsville, NY, US · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Chapel Woods Pool & Tennis Club Inc

    EIN 161017062 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  78. Charles D & Mary a Bauer Foundation

    EIN 161525643 · Headquarters: WILLIAMSVILLE, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. Cherry Valley Cooperative Insurance Co

    EIN 150267887 · Headquarters: WILLIAMSVILLE, NY, USA · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990

  80. Chi Omega Fraternity

    EIN 161413379 · Headquarters: Williamsville, NY, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  81. Childcare Network of the Niagara Frontie

    EIN 161589523 · Headquarters: WILLIAMSVILLE, NY, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Chinese-american Mutual Support Committee Inc

    EIN 273528083 · Headquarters: WILLIAMSVILLE, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Christian Central Academy

    EIN 161124609 · Headquarters: Williamsville, NY, United States · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Chur Family Foundation

    EIN 463242500 · Headquarters: WILLIAMSVILLE, NY, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  85. Clarence High School Club Hockey Llc

    EIN 203280689 · Headquarters: WILLIAMSVILLE, NY, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  86. Clarence Treatment Court Foundation Inc

    EIN 834243291 · Headquarters: WILLIAMSVILLE, NY, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  87. Clio Productions Inc

    EIN 871304682 · Headquarters: Williamsville, NY, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Club Management Association of America - the New York State Chapter Inc

    EIN 222545830 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  89. Coalition for the Advancement of Moslem Women

    EIN 471951819 · Headquarters: WILLIAMSVILLE, NY, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Coalition for Work with Psychotrauma and Peace

    EIN 263449113 · Headquarters: Williamsville, NY, US · Mental Health & Crisis Intervention · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  91. Comprehensive Tutoring Team Inc

    EIN 204820598 · Headquarters: WILLIAMSVILLE, NY, USA · Education · Latest available filing year: 2012 · Primary form: IRS Form 990

  92. Computers for Christian Ministry Inc

    EIN 742792972 · Headquarters: Williamsville, NY, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  93. Congregation Havurah of Buffalo Ny

    EIN 161001774 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. ConnectLife

    EIN 161172453 · Headquarters: Williamsville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Council of Heritage and Arts of India Inc

    EIN 825158322 · Headquarters: Williamsville, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Country Club of Buffalo

    EIN 160394390 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Country Club of Buffalo Foundation Inc

    EIN 331561157 · Headquarters: Williamsville, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Created to Win Youth Outreach Ministries

    EIN 061795627 · Headquarters: Williamsville, NY, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Creating Hope Through Opportunity Participation and Empowerment Inc

    EIN 475601281 · Headquarters: Williamsville, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Creekview Cares Foundation Inc

    EIN 452502750 · Headquarters: WILLIAMSVILLE, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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