Environment nonprofits in Massachusetts

Environment nonprofits in Massachusetts. Browse 1,254 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. 'Sconset Trust Inc

    EIN 222561811 · Headquarters: SIASCONSET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. 01908 Incorporated

    EIN 461460456 · Headquarters: Nahant, MA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  3. 1000 Friends of Massachusetts

    EIN 222988006 · Headquarters: BOSTON, MA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  4. 2020 Project Inc

    EIN 262268871 · Headquarters: Roxbury, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. 350ORG

    EIN 261150699 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  6. 350Org Action Fund

    EIN 261181604 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  7. 3Rs 4 Us

    EIN 813218619 · Headquarters: North Andover, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. 48 Garden Street Trust

    EIN 222519685 · Headquarters: BEDFORD, MA, USA · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  9. A Greener Greater Boston Inc

    EIN 813749613 · Headquarters: Wellesley, MA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  10. Aarshi&friends

    EIN 992165220 · Headquarters: Braintree, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Ack Rats Inc D/b/a Ack for Whales

    EIN 851958146 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. ACT Institute Inc

    EIN 205961645 · Headquarters: Somerville, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Advocates for Nantucket Sound Inc C/o Alliance to Protect Nantucket Sound

    EIN 205135379 · Headquarters: HYANNIS, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Afghanistan Samsortya Inc

    EIN 270576720 · Headquarters: Winchester, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  15. Aid Foundation Inc

    EIN 812985688 · Headquarters: Worcester, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Alden Ocean Shell Association

    EIN 010378496 · Headquarters: Duxbury, MA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  17. Alewife Neighbors Inc

    EIN 043353852 · Headquarters: Cambridge, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Alford Land Trust Inc

    EIN 061651176 · Headquarters: Alford, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. All Hands Alliance

    EIN 843917955 · Headquarters: Newburyport, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. All in Energy Inc

    EIN 824949924 · Headquarters: Roslindale, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Alliance for Responsible Siting of Alternative Energy Installations I

    EIN 462080902 · Headquarters: Cohasset, MA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  22. Alliance to Protect Nantucket Sound

    EIN 100008105 · Headquarters: Hyannis, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Alternative Fuel Foundation Inc

    EIN 270550850 · Headquarters: Topsfield, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Alus America Inc

    EIN 932223817 · Headquarters: Newton, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Amc Maine Woods Inc

    EIN 202034674 · Headquarters: Boston, MA, USA · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990

  26. American Natural Healthcare Society

    EIN 455045941 · Headquarters: Walpole, MA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  27. American Rhododendron Society

    EIN 042952148 · Headquarters: East Orleans, MA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  28. American Rhododendron Society

    EIN 237244608 · Headquarters: MILFORD, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. American Storyboard Inc

    EIN 043509661 · Headquarters: GLOUCESTER, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  30. Anaphero Collective Foundation

    EIN 993241014 · Headquarters: Brookline, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Andover Community Garden Association Inc

    EIN 812265828 · Headquarters: Andover, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Andover Garden Club

    EIN 043411945 · Headquarters: Andover, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Andover Trails Committee Inc

    EIN 461556550 · Headquarters: ANDOVER, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Andover Village Improvement Society

    EIN 046060602 · Headquarters: ANDOVER, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Anna Harris Smith Conservation Trust Inc C/o Anmial Rescue League of Boston

    EIN 300150328 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  36. Appalachian Mountain Club (AMC)

    EIN 046001677 · Headquarters: Boston, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Arboretum at Linden Ponds

    EIN 830799975 · Headquarters: Hingham, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Arboretum Park Conservancy Inc C/o Cornelia W Brown

    EIN 223152632 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Arlington Land Trust Inc

    EIN 043486255 · Headquarters: ARLINGTON, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. Ashburnham Conservation Trust

    EIN 043504474 · Headquarters: ASHBURNHAM, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Ashburnham Rail Trail Inc

    EIN 823040833 · Headquarters: Ashburnham, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. Ashby Land Trust Inc

    EIN 043480599 · Headquarters: ASHBY, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Ashland Garden Club

    EIN 264256489 · Headquarters: Ashland, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Ashoka Trust for Research in Ecology and the Environment Inc

    EIN 043311745 · Headquarters: Belmont, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Assabet River Rail Trail Inc

    EIN 043533728 · Headquarters: Marlborough, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Association for Environmental Health & Sciences Foundation Inc

    EIN 262624347 · Headquarters: HADLEY, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Association of Massachusetts Recyclers Inc

    EIN 222933629 · Headquarters: Hubbardston, MA, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  48. Association to Preserve Cape Cod Inc

    EIN 042462788 · Headquarters: DENNIS, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Athol Bird and Nature Club Inc

    EIN 043409595 · Headquarters: Athol, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Attleboro Garden Club

    EIN 800603012 · Headquarters: ATTLEBORO, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Attleboro Land Trust Inc

    EIN 223079902 · Headquarters: ATTLEBORO, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. Bagelparrot Conservation Alliance Inc

    EIN 463369051 · Headquarters: Chestnut Hill, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Baker Pond Association Inc

    EIN 043083696 · Headquarters: Charlton City, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Barnstable County Water Utilities Associationinc

    EIN 043312650 · Headquarters: EAST HARWICH, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Barnstable Land Trust Inc

    EIN 222483963 · Headquarters: WEST BARNSTABLE, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Barnstable Ponds Coalition

    EIN 334245962 · Headquarters: Marstons Mills, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Bay Circuit Alliance

    EIN 043153051 · Headquarters: Andover, MA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  58. Bay State African Violet Society

    EIN 237014578 · Headquarters: NEW BEDFORD, MA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  59. Bay State Chapter 14 Wac Vets Association Inc

    EIN 222525823 · Headquarters: Brockton, MA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  60. Bay State Dominica Association Inc

    EIN 222695851 · Headquarters: Mattapan, MA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  61. Bay State Harbormasters Association

    EIN 825360109 · Headquarters: South Dennis, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  62. Beacon Hill Garden Club

    EIN 237451428 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Beaman Oak Garden Club of West Boylston

    EIN 237073783 · Headquarters: West Boylston, MA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  64. Beaver Lake Trust Inc

    EIN 201465578 · Headquarters: WARE, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. Because Water Inc

    EIN 472893604 · Headquarters: Boston, MA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  66. Becket Land Trust Inc

    EIN 043133527 · Headquarters: BECKET, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Beech Tree Trust

    EIN 046942305 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. Belleville Improvement Society

    EIN 042753817 · Headquarters: Newburyport, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Bellingham Garden Club of Massachusetts

    EIN 874492603 · Headquarters: Franklin, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Berkshire Bird Observatory

    EIN 934916554 · Headquarters: Great Barrington, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Berkshire Community Land Trust Inc

    EIN 473292381 · Headquarters: GREAT BARRINGTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Berkshire Environmental Action Team Inc

    EIN 270054356 · Headquarters: PITTSFIELD, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Berkshire Environmental Research Center Ltd

    EIN 042901381 · Headquarters: Great Barrington, MA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  74. Berkshire Garden Center Inc Dba Berkshire Botanical Garden Inc

    EIN 042125011 · Headquarters: STOCKBRIDGE, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Berkshire Garden Club

    EIN 042610952 · Headquarters: Pittsfield, MA, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  76. Berkshire Natural Resources Council Inc

    EIN 042430091 · Headquarters: LENOX, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Berkshire-pioneer Resource Conservation & Development Area Inc

    EIN 042620886 · Headquarters: GREENFIELD, MA, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  78. Better Future Action

    EIN 813023191 · Headquarters: Cambridge, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Better Future Project Inc

    EIN 471015198 · Headquarters: CAMBRIDGE, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Beverly Conservation Land Tr Inc

    EIN 421578646 · Headquarters: Beverly, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Beverly Improvement Society

    EIN 046046831 · Headquarters: BEVERLY, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  82. Beyond Benign Inc

    EIN 462636213 · Headquarters: Wilmington, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Beyond Ktaadn Inc

    EIN 452476280 · Headquarters: NEW SALEM, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Big Alum Lake Association Inc

    EIN 320670280 · Headquarters: FISKDALE, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  85. Bio-amazonia Conservation International

    EIN 593101980 · Headquarters: WEYMOUTH, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  86. Biodiversity for a Livable Climate

    EIN 464207099 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Biodiversityworks Inc

    EIN 431331825 · Headquarters: VINEYARD HAVEN, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Black Coral Inc

    EIN 871992641 · Headquarters: Boston, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Black Dog Foundation

    EIN 264763227 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Blackstone and Millville Garden Club

    EIN 873791210 · Headquarters: Blackstone, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Blackstone Headwaters Coalition

    EIN 043563269 · Headquarters: WORCESTER, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  92. Blackstone River Coalition

    EIN 760840628 · Headquarters: WORCESTER, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  93. Blackstone Valley Angel of Hope

    EIN 261456818 · Headquarters: Uxbridge, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. Blackstone Watershed Collaborative Inc

    EIN 993623451 · Headquarters: MANCHAUG, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  95. Bloom Gardening for Good Inc

    EIN 821297283 · Headquarters: north attleboro, MA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  96. Blue Institute Inc

    EIN 814337867 · Headquarters: Barnstable, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Blue Shirt Justice League Inc

    EIN 331238289 · Headquarters: West Hyannisport, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Bonsai Society of Greater Hartford

    EIN 223190454 · Headquarters: East Longmeadow, MA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  99. Boston Area Beekeepers Association Inc

    EIN 473711705 · Headquarters: Readville, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Boston Area Solar Energy Association Inc

    EIN 042687400 · Headquarters: Somerville, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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