Nonprofits in Rockville, Maryland

Nonprofits in Rockville, Maryland. Browse 1,494 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. Grace Indonesian Christian Church

    EIN 550917153 · Headquarters: ROCKVILLE, MD, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  2. Grass Roots Organization for the Well-being of Seniors Inc

    EIN 521788435 · Headquarters: Rockville, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. GRASSROOTSORG INC C/O Taksey Neff Feinberg LLC

    EIN 320045865 · Headquarters: Rockville, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990

  4. Greater Farmland Civic Association

    EIN 461484215 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Greater Metropolitan Association of Realtist Inc

    EIN 844027165 · Headquarters: Rockville, MD, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Greater Rockville Chamber of Commerce

    EIN 520732637 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. Greater Washington Area Greek Education Association Inc

    EIN 811667591 · Headquarters: Rockville, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Greater Washington Association of Health Underwriters

    EIN 522237470 · Headquarters: ROCKVILLE, MD, USA · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  9. Greater Washington Jewish Coalition Contd

    EIN 522259318 · Headquarters: Rockville, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Green Acres School Inc

    EIN 520613675 · Headquarters: ROCKVILLE, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Green Earth Foundation of Greater Washington Dc Inc

    EIN 270164897 · Headquarters: ROCKVILLE, MD, USA · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  12. Groupo Folklorico Raices Hondurenas USA Inc

    EIN 843120418 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  13. Gtld Network Inc

    EIN 352391090 · Headquarters: Rockville, MD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Guan Yin Citta Md Inc

    EIN 871466096 · Headquarters: ROCKVILLE, MD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Guru Gobind Singh Foundation Trust

    EIN 526283150 · Headquarters: ROCKVILLE, MD, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Haberman Institute for Jewish Studies

    EIN 133174628 · Headquarters: Rockville, MD, United States · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Hamere Berhan Kedus Yohannes Metmek Ye Ethiopia

    EIN 822001275 · Headquarters: ROCKVILLE, MD, USA · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990

  18. Han-mee Artists Association of Greater Washington

    EIN 993473241 · Headquarters: Rockville, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Hardy Lane Foundation Inc

    EIN 274970024 · Headquarters: ROCKVILLE, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  20. Harmonic Introductions Inc

    EIN 812139629 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  21. Harvest Moon Howl Fest

    EIN 852669322 · Headquarters: Rockville, MD, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Hawaii Society of Clinical Oncology

    EIN 994550014 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Hazardous Materials Society

    EIN 841779586 · Headquarters: ROCKVILLE, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. Head Injury Rehabilitation & Referral Se

    EIN 521732096 · Headquarters: ROCKVILLE, MD, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Headway Dei Inc

    EIN 863225928 · Headquarters: ROCKVILLE, MD, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Health Access International Inc

    EIN 463801953 · Headquarters: Rockville, MD, US · International, Foreign Affairs & National Security · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  27. Health Solutions Research Inc

    EIN 462692542 · Headquarters: ROCKVILLE, MD, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  28. Healthcare for Change Foundation

    EIN 991077281 · Headquarters: Rockville, MD, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Healthy Community Corporation

    EIN 882217106 · Headquarters: ROCKVILLE, MD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Hearing Loss Association of America Inc

    EIN 522067193 · Headquarters: Rockville, MD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Heart Failure Society of America Inc

    EIN 061416238 · Headquarters: ROCKVILLE, MD, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Heartbeat New Sound Foundation Inc

    EIN 275455536 · Headquarters: Rockville, MD, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Hebrew Burial Society of Washington D C Chesed Shel Emmes

    EIN 526055654 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Hebrew Home of Greater Washington Inc

    EIN 530196508 · Headquarters: ROCKVILLE, MD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Help Evoke Joy Inc

    EIN 332548781 · Headquarters: Rockville, MD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Help Save Maryland Research and Education Fund

    EIN 270200865 · Headquarters: Rockville, MD, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Heritage Theatre Company

    EIN 010784035 · Headquarters: Rockville, MD, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  38. Higgins Cemetery Historic Preservation Association Inc

    EIN 522145519 · Headquarters: Rockville, MD, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Hildon Foundation Na

    EIN 850819911 · Headquarters: ROCKVILLE, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. His Heart Passion Ministries Inc

    EIN 462442194 · Headquarters: Rockville, MD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. His Will Ministries Inc

    EIN 352330712 · Headquarters: ROCKVILLE, MD, US · Religion Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  42. HIV Cure Foundation

    EIN 853798471 · Headquarters: ROCKVILLE, MD, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  43. Home at Last Sanctuary Inc

    EIN 454298972 · Headquarters: Rockville, MD, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Honor a Hero Inc

    EIN 872871445 · Headquarters: Rockville, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. Hope Chinese School Inc

    EIN 521906647 · Headquarters: ROCKVILLE, MD, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. Hope Reformers Co

    EIN 333340001 · Headquarters: Rockville, MD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Horace Dawson Foundation

    EIN 366059767 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  48. Hospitality Tech Show Inc

    EIN 333739054 · Headquarters: Rockville, MD, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Houlys Fund for Kids

    EIN 881150884 · Headquarters: ROCKVILLE, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. House of Kefalos Inc

    EIN 521310099 · Headquarters: Rockville, MD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Hst Cultural Arts Inc

    EIN 522271633 · Headquarters: Rockville, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Huaman-egoavil Foundation Inc

    EIN 873222579 · Headquarters: ROCKVILLE, MD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Human Achievement Alliance Inc

    EIN 851111205 · Headquarters: Rockville, MD, US · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Human Value Federation for a Flourishing Future

    EIN 812348626 · Headquarters: Rockville, MD, US · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  55. Hungry 4 Change Company

    EIN 850896781 · Headquarters: Rockville, MD, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Hw Global Foundation Inc

    EIN 464510112 · Headquarters: Rockville, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Ibew Local Union 461 Welfare Fund

    EIN 362514448 · Headquarters: ROCKVILLE, MD, USA · Employment · Latest available filing year: 2020 · Primary form: IRS Form 990

  58. Ichthus Mission Church

    EIN 521437661 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  59. Icontrolmyhealth

    EIN 464454475 · Headquarters: ROCKVILLE, MD, US · Public & Societal Benefit · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  60. Idamae Garrott Achievement Awards

    EIN 521948962 · Headquarters: rockville, MD, US · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  61. Idca Global Foundation Inc

    EIN 412932854 · Headquarters: ROCKVILLE, MD, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  62. Iglesia Bautista Hispana Comunidad De Fe Inc

    EIN 203194124 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  63. Iglesia Cristiana Kairos

    EIN 810854854 · Headquarters: Rockville, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Iglesia Pentecostes Santidad a Jehova Corp

    EIN 883850427 · Headquarters: ROCKVILLE, MD, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  65. Im Research Institute Inc

    EIN 261874710 · Headquarters: ROCKVILLE, MD, USA · Science & Technology · Latest available filing year: 2015 · Primary form: IRS Form 990

  66. Image Guided Therapy Research Institute (Igtri)

    EIN 931922612 · Headquarters: ROCKVILLE, MD, USA · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Impacteous Foundationinc Fka the Sanjay Govil Foundation Inc

    EIN 273455354 · Headquarters: ROCKVILLE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. In Christ Washington Church

    EIN 842224468 · Headquarters: Rockville, MD, USA · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990

  69. Inclusion Education Services Inc

    EIN 831571395 · Headquarters: Rockville, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Indiana Oncology Society

    EIN 270490797 · Headquarters: ROCKVILLE, MD, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Ingleside

    EIN 202004162 · Headquarters: ROCKVILLE, MD, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Ingleside

    EIN 521654803 · Headquarters: ROCKVILLE, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Ingleside

    EIN 530128590 · Headquarters: ROCKVILLE, MD, United States · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Ingleside at Home Inc

    EIN 474127765 · Headquarters: ROCKVILLE, MD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Ingrid D Tauber Fund Inc

    EIN 274970477 · Headquarters: ROCKVILLE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. Innocent Java Ministries Inc

    EIN 873898914 · Headquarters: ROCKVILLE, MD, USA · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990

  77. Institute for Cross-strait Relations Inc

    EIN 752999938 · Headquarters: ROCKVILLE, MD, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  78. Institute For Global Education Equality Of Opportunity And Prosperity Inc

    EIN 550610012 · Headquarters: Rockville, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. Institute of Hazardous Materials Management

    EIN 521375444 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Institute of Intellectual Property & Social Justice

    EIN 711027667 · Headquarters: ROCKVILLE, MD, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Institute of Tai-chi Arts

    EIN 521847991 · Headquarters: Rockville, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Integirls Md Inc

    EIN 832751393 · Headquarters: Rockville, MD, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. Inteleos

    EIN 510184277 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Inteleos Foundation Inc

    EIN 863099013 · Headquarters: Rockville, MD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Inteleos Ultrasound Foundation Inc

    EIN 223749930 · Headquarters: Rockville, MD, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2023 · Primary form: IRS Form 990

  86. Interbiome Foundation Inc

    EIN 824551109 · Headquarters: ROCKVILLE, MD, USA · Health Care · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  87. Interfaith Community Against Domestic Violence

    EIN 141964516 · Headquarters: Rockville, MD, US · Crime & Legal Related · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  88. Interfaith Families Project Inc

    EIN 521957897 · Headquarters: ROCKVILLE, MD, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Interfaith Housing Coalition Inc

    EIN 521559137 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Interfaith Works

    EIN 521072684 · Headquarters: ROCKVILLE, MD, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. International Association of Lions Clubs

    EIN 526047502 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. International Association of Lions Clubs

    EIN 526051338 · Headquarters: Rockville, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  93. International Bagya Ashram Religious Charitable Trust

    EIN 251917954 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  94. International Brotherhood Fund

    EIN 526068821 · Headquarters: Rockville, MD, US · International, Foreign Affairs & National Security · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  95. International Brotherhood of Electrical Wkrs Health & Welfare

    EIN 237000786 · Headquarters: ROCKVILLE, MD, USA · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990

  96. International Brotherhood of Electrical Wrkrs 117 Welfare Fund

    EIN 366139145 · Headquarters: ROCKVILLE, MD, USA · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990

  97. International Chamber Orchestra of Washington

    EIN 800914380 · Headquarters: Rockville, MD, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  98. International Christian Chamber of Commerce USA

    EIN 621530244 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  99. International Committee for the Defense of Human Rights in Taiwan

    EIN 911098437 · Headquarters: ROCKVILLE, MD, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  100. International Energy Credit Association Inc

    EIN 411353632 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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