Science & Technology nonprofits in Connecticut

Science & Technology nonprofits in Connecticut. Browse 115 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. Adventures in Astronomy Inc

    EIN 920559324 · Headquarters: GREENWICH, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Ahepa 110-Iii Inc

    EIN 753030804 · Headquarters: NORWICH, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Ai Innovation for Social Impact Inc

    EIN 394666423 · Headquarters: Meriden, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Institute of Chemical Engineers

    EIN 237424907 · Headquarters: Waterbury, CT, US · Science & Technology · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  5. American Institute of Chemical Engineers

    EIN 510235973 · Headquarters: Windsor, CT, US · Science & Technology · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  6. Aquaculture Foundation Inc

    EIN 061301154 · Headquarters: ESSEX, CT, US · Science & Technology · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  7. Artistica Dynamica Inc

    EIN 994662991 · Headquarters: NORWALK, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Asm International Connecticut Chapter

    EIN 912069708 · Headquarters: killingworth, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Association for Symbolic Logic

    EIN 050309724 · Headquarters: STORRS, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Association of Korean Neuroscientists

    EIN 872126564 · Headquarters: MILFORD, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Astronomical Society of Greenwich

    EIN 453188575 · Headquarters: Cos Cob, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Astronomy Beyond Borders Inc

    EIN 871806241 · Headquarters: STAMFORD, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Atlantic Missionary Aviation Inc

    EIN 204980235 · Headquarters: Tolland, CT, US · Science & Technology · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  14. Beacon Foundation Inc

    EIN 200264037 · Headquarters: HARTFORD, CT, USA · Science & Technology · Latest available filing year: 2010 · Primary form: IRS Form 990

  15. Big Fifty

    EIN 920423318 · Headquarters: Plantsville, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Bio-crises Intervention Inc

    EIN 874116246 · Headquarters: Meriden, CT, US · Science & Technology · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  17. Bioethics International Inc

    EIN 870774767 · Headquarters: WESTPORT, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Bioplastics and Renewable Technologies Division of Society O

    EIN 850937682 · Headquarters: Danbury, CT, US · Science & Technology · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  19. Blue Star Mothers of America Inc

    EIN 205207950 · Headquarters: Plymouth, CT, US · Science & Technology · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  20. Boothe Memorial Astronomical Society Inc

    EIN 413971647 · Headquarters: Shelton, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Bridgeport Organization for Youth Sports Inc

    EIN 475294115 · Headquarters: BRIDGEPORT, CT, USA · Science & Technology · Latest available filing year: 2022 · Primary form: IRS Form 990

  22. Cannabis Research & Innovation Center Inc

    EIN 832784029 · Headquarters: HARTFORD, CT, US · Science & Technology · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. Carbon Containment Lab Inc

    EIN 934853247 · Headquarters: NEW HAVEN, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Center for Scientific Education Advancement Inc

    EIN 412297532 · Headquarters: WETHERSFIELD, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  25. Challenger Learning Center of Southeastern Connecticut Inc

    EIN 364500871 · Headquarters: NEW LONDON, CT, US · Science & Technology · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  26. Chinese Association for Science and Technology in Connecticut Inc

    EIN 223963197 · Headquarters: STRATFORD, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Clear Nexus

    EIN 831975350 · Headquarters: Manchester, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. Climatehaven Inc

    EIN 920306841 · Headquarters: NEW HAVEN, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Co2no Inc

    EIN 993550023 · Headquarters: Fairfield, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Connecticut Academy of Science & Engineering Inc

    EIN 060945458 · Headquarters: EAST HARTFORD, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Connecticut Institute of Transportation Engineers

    EIN 842127564 · Headquarters: East Hartford, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Connecticut Invention Convention

    EIN 223173317 · Headquarters: HARTFORD, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Connecticut Pre-engineering Program

    EIN 222966927 · Headquarters: Waterbury, CT, USA · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  34. Connecticut Professional Genealogists Council Inc

    EIN 061464386 · Headquarters: Hartford, CT, US · Science & Technology · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  35. Connecticut Science Olympiad

    EIN 261234084 · Headquarters: Tolland, CT, US · Science & Technology · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Connecticut Valley Section American Assoc for Clinical Chemistry Inc

    EIN 223293954 · Headquarters: Wallingford, CT, US · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  37. Construction Workforce Initiative 2 Inc

    EIN 743227736 · Headquarters: NEW HAVEN, CT, USA · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990

  38. Council for Elementary Science International

    EIN 134217244 · Headquarters: TOLLAND, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Curenow Pd Inc

    EIN 843912356 · Headquarters: Weatogue, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Diaspora Scientifique Francaise a Linternational D-fi USA Inc

    EIN 920281195 · Headquarters: North Haven, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Earthwatch International Inc

    EIN 383791833 · Headquarters: West Mystic, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Ecsf Model Aviation Foundation

    EIN 812951819 · Headquarters: East Haven, CT, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  43. Empty Spaces Project

    EIN 463547076 · Headquarters: Putnam, CT, US · Science & Technology · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  44. Excimer Scientific Corporation

    EIN 851087260 · Headquarters: East Hartford, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. First Team 809 Techno Wizards Inc

    EIN 800116522 · Headquarters: Wethersfield, CT, US · Science & Technology · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  46. Futurescript Inc

    EIN 934813699 · Headquarters: Newtown, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Geological Society of Ct Inc

    EIN 264782969 · Headquarters: HADLYME, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Geomatics Society of New England

    EIN 463335617 · Headquarters: west haven, CT, US · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  49. Geringer Foundation Inc

    EIN 202602669 · Headquarters: Westport, CT, US · Science & Technology · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  50. Gique

    EIN 473575683 · Headquarters: Hartford, CT, US · Science & Technology · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  51. Global Institute on Eco-environment for Sustainable Dev-giesd Inc

    EIN 050586055 · Headquarters: New Haven, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Global Oceans

    EIN 454801280 · Headquarters: GRANBY, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  53. Good Foundation Inc

    EIN 204507875 · Headquarters: Manchester, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Heffter Research Institute

    EIN 851073501 · Headquarters: GREENWICH, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Hopper-belmont Foundation

    EIN 843556580 · Headquarters: Cos Cob, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. Humanity Plus Inc

    EIN 010575214 · Headquarters: Glastonbury, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Ibm Personal Computer Club of Connecticut

    EIN 061133187 · Headquarters: Norwalk, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Interdistrict Committee For Project Oceanology

    EIN 060896672 · Headquarters: Groton, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. International Penguin & Marine Mammal Foundation Inc

    EIN 455430679 · Headquarters: Mystic, CT, US · Science & Technology · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  60. International Society for Clinical Densitometry Inc

    EIN 161474752 · Headquarters: Middletown, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990

  61. International Yan Xin Qigong Association

    EIN 371284597 · Headquarters: MARLBOROUGH, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Life Eduorg Inc

    EIN 010596826 · Headquarters: STONINGTON, CT, US · Science & Technology · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  63. Litchfield Hills Amateur Astronomy Club Inc

    EIN 831651206 · Headquarters: Oxford, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Multiple Comparison Procedures Society Inc

    EIN 461841186 · Headquarters: Ridgefield, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Mysbk Inc

    EIN 205016710 · Headquarters: Bristol, CT, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  66. National Society of Black Engineers

    EIN 822565917 · Headquarters: Fairfield, CT, US · Science & Technology · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  67. New England Ned Alumni Association Inc

    EIN 883514977 · Headquarters: MIDDLETOWN, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. New England Statistical Society Inc

    EIN 820664919 · Headquarters: Storrs Mansfield, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. New York New Jersey Flow Cytometry Users Group Inc

    EIN 113311052 · Headquarters: East Lyme, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Non Profit Energy Foundation Inc

    EIN 472318347 · Headquarters: WESTPORT, CT, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  71. Ocean Technology Foundation Inc

    EIN 061494809 · Headquarters: Mystic, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. OceanX

    EIN 830757695 · Headquarters: WESTPORT, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Refrigeration Service Engineers Society

    EIN 066070042 · Headquarters: Hamden, CT, US · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  74. Refrigeration Service Engineers Society

    EIN 510184337 · Headquarters: enfield, CT, US · Science & Technology · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  75. Refrigeration Services Engineers Society

    EIN 066068942 · Headquarters: Newington, CT, US · Science & Technology · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  76. Remote Ecologist Inc

    EIN 853508580 · Headquarters: DARIEN, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Robotics and Beyond Inc

    EIN 208821398 · Headquarters: New Milford, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Salivadirect Inc

    EIN 921054959 · Headquarters: New Haven, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Sb3c Foundation Inc

    EIN 810730638 · Headquarters: Fairfield, CT, USA · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Schooner Inc

    EIN 510163457 · Headquarters: New Haven, CT, USA · Science & Technology · Latest available filing year: 2012 · Primary form: IRS Form 990

  81. Scuba Dot Tech Incorporated

    EIN 991352552 · Headquarters: Danbury, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Semia Stem Outreach Corporation

    EIN 830805581 · Headquarters: Ridgefield, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Shoreline Astronomical Society Inc

    EIN 990918229 · Headquarters: Madison, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Small World Initiative Inc

    EIN 811772308 · Headquarters: OLD GREENWICH, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Society for Nondestructive Testing Inc Connecticut Valley Section

    EIN 066078535 · Headquarters: WINDSOR LOCKS, CT, US · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  86. Society of Manufacturing Engineers

    EIN 311235589 · Headquarters: Norwalk, CT, US · Science & Technology · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  87. Society of Plastics Engineers

    EIN 042753844 · Headquarters: DANBURY, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Society of Plastics Engineers

    EIN 061058469 · Headquarters: Bethel, CT, US · Science & Technology · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  89. Society of Plastics Engineers

    EIN 116037586 · Headquarters: DANBURY, CT, US · Science & Technology · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. Society of Plastics Engineers

    EIN 237243921 · Headquarters: Bethel, CT, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  91. Society of Plastics Engineers

    EIN 436050463 · Headquarters: DANBURY, CT, US · Science & Technology · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  92. Society of Plastics Engineers

    EIN 586067086 · Headquarters: Danbury, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Society of Plastics Engineers

    EIN 846036743 · Headquarters: Brookfield, CT, US · Science & Technology · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  94. Society of Plastics Engineers

    EIN 956096029 · Headquarters: DANBURY, CT, US · Science & Technology · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  95. Society of Plastics Engineers Inc

    EIN 060692002 · Headquarters: DANBURY, CT, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. South East Connecticut Skin Divers

    EIN 810705089 · Headquarters: UNCASVILLE, CT, US · Science & Technology · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  97. Southern Ct Isc2 Chapter

    EIN 475048819 · Headquarters: northford, CT, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Statistical Patient Input Inc

    EIN 061460448 · Headquarters: NORFOLK, CT, USA · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  99. Structural Engineers Association of Connecticut

    EIN 882716041 · Headquarters: Danbury, CT, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Sustainable Construction Funding

    EIN 272535040 · Headquarters: Greenwich, CT, US · Science & Technology · Latest available filing year: 2011 · Primary form: IRS Form 990-N

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