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. Lincoln Woods Charitable Trust

    EIN 222830516 · Headquarters: LINCOLN, MA, USA · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  2. Littleton and Ayer Spectacle Pond Association Inc

    EIN 043502385 · Headquarters: Littleton, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Livecooler Foundation Inc

    EIN 260388390 · Headquarters: BOXBOROUGH, MA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  4. Living for Nate Inc

    EIN 822467382 · Headquarters: Framingham, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Living Observatory Inc

    EIN 810826003 · Headquarters: Plymouth, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Lloyd Center for the Environment Inc

    EIN 043066693 · Headquarters: DARTMOUTH, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Local 4 Life Inc

    EIN 852493737 · Headquarters: Dudley, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Long Pond Association Inc

    EIN 874569355 · Headquarters: LAKEVILLE, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Long Pond Clean Waters Committee

    EIN 471203171 · Headquarters: Dracut, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Loraxes Inc

    EIN 871818837 · Headquarters: DORCHESTER, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. Low Impact Hydropower Institute

    EIN 943356689 · Headquarters: Pittsfield, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. Lowell Parks & Conservation Trust

    EIN 223070912 · Headquarters: LOWELL, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Lutherans Restoring Creation

    EIN 820828984 · Headquarters: Braintree, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Madaket Land Trust C/o Karyn Lindsay

    EIN 042674301 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  15. Make MA Fishing Spots Great Again

    EIN 842831625 · Headquarters: Ware, MA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Make Me Brand New

    EIN 934252142 · Headquarters: WHITMAN, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Manchester Essex Conservation Trust

    EIN 043469549 · Headquarters: MANCHESTER, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Manchester-by-the-sea Fishing Tournament Inc

    EIN 992725621 · Headquarters: Manchester, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Manomet Inc

    EIN 223051362 · Headquarters: MANOMET, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  20. Marathon Daffodils Inc

    EIN 822358019 · Headquarters: CHARLESTOWN, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Marblehead Conservancy Inc

    EIN 043569947 · Headquarters: Marblehead, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Marion Garden Group

    EIN 043200920 · Headquarters: MARION, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Marsh Hawk Land Trust Inc

    EIN 743043361 · Headquarters: VINEYARD HAVEN, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  24. Martha's Vineyard Fishermen's Preservation Trust

    EIN 453546941 · Headquarters: Menemsha, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Martha's Vineyard Garden Club Inc

    EIN 042386455 · Headquarters: VINEYARD HAVEN, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Mashpee Environmental Coalition

    EIN 043330184 · Headquarters: Mashpee, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Mashpee Wakeby Pond Alliance

    EIN 872445566 · Headquarters: Forestdale, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Mashpee Wampanoag Rod & Gun Club

    EIN 043011370 · Headquarters: Mashpee, MA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  29. Mass Central Rail Trail Alliance Inc

    EIN 043513801 · Headquarters: Sudbury, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Mass Parks for All Inc

    EIN 262494069 · Headquarters: JAMAICA PLAIN, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Mass Recycle Inc

    EIN 043072799 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Massachusettes Congress of Lake and Pond Assocations Inc

    EIN 042689427 · Headquarters: WEST BROOKFIELD, MA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  33. Massachusetts Association of Conservatio

    EIN 043041642 · Headquarters: WESTFORD, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  34. Massachusetts Association of Conservation Commissions Inc

    EIN 237274677 · Headquarters: BELMONT, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Massachusetts Audubon Society Inc

    EIN 042104702 · Headquarters: LINCOLN, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Massachusetts Chapter of the American Chestnut Foundation Corp

    EIN 043548523 · Headquarters: Uxbridge, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Massachusetts Christmas Tree Association

    EIN 263261841 · Headquarters: Shelburne Falls, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Massachusetts Climate Solutions Project Inc

    EIN 472412595 · Headquarters: Westborough, MA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  39. Massachusetts Coalition for Water Resources Stewardship Inc

    EIN 300558037 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Massachusetts Congress of Lake and Pond Associations Inc

    EIN 043499990 · Headquarters: Pittsfield, MA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  41. Massachusetts Congress of Lake and Pond Associations Inc

    EIN 043538455 · Headquarters: West Brookfield, MA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  42. Massachusetts Environmental Research Alliance Inc

    EIN 872716952 · Headquarters: Wayland, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. Massachusetts Forest Trust Inc

    EIN 237119602 · Headquarters: Marlborough, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Massachusetts Horticultural Society

    EIN 042104714 · Headquarters: WELLESLEY, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  45. Massachusetts Housing and Climate Innovation Center Inc

    EIN 932644851 · Headquarters: South Yarmouth, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  46. Massachusetts Interfaith Power and Light

    EIN 320022524 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Massachusetts Land Conservation Trust

    EIN 223209651 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Massachusetts Land Trust Coalition

    EIN 272331022 · Headquarters: Sudbury, MA, United States · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Massachusetts Master Gardener Association Inc

    EIN 800272957 · Headquarters: FRAMINGHAM, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Massachusetts Oyster Project

    EIN 263112469 · Headquarters: Concord, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. Massachusetts Rivers Alliance Inc

    EIN 208387704 · Headquarters: Somerville, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Massachusetts Service Alliance Inc

    EIN 043088234 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Massachusetts Urban Conservancy Inc

    EIN 332952127 · Headquarters: Easthampton, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Massachusetts Water Environment Association Inc

    EIN 043068730 · Headquarters: WOBURN, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Massachusetts Watershed Coalition Inc -Mwc-

    EIN 223191448 · Headquarters: LEOMINSTER, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Massachusetts Woodlands Institute Inc Dba Ma Woodlands Institute

    EIN 043562879 · Headquarters: SHELBURNE FALLS, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. MassEnergize Inc

    EIN 833545333 · Headquarters: Concord, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Mattapoisett Land Trust

    EIN 237367489 · Headquarters: Mattapoisett, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Maxwell Conservation Trust Ltd

    EIN 753139021 · Headquarters: SCITUATE, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Maxwell Land Trust

    EIN 043425747 · Headquarters: Scituate, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  61. Mayflower Branch

    EIN 050622207 · Headquarters: Medfield, MA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  62. Meadow City Conservation Coalition

    EIN 451220838 · Headquarters: NORTHAMPTON, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Meetinghouse Farm Inc

    EIN 201230499 · Headquarters: West Barnstable, MA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  64. Merrimack River Watershed Council Inc

    EIN 042633281 · Headquarters: LAWRENCE, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Merrimack Valley Residents for the Enviroment Inc

    EIN 043464312 · Headquarters: Andover, MA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  66. Metacomet Land Trust Inc

    EIN 043020897 · Headquarters: FRANKLIN, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Methuen Garden Club Inc

    EIN 464456400 · Headquarters: Methuen, MA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  68. Methuen Rail Trail Alliance Inc

    EIN 271299235 · Headquarters: METHUEN, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Michael R Paine Conservation Trust

    EIN 046942306 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  70. Middleton Stream Team

    EIN 462083153 · Headquarters: Middleton, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Mill Pond Association Inc

    EIN 043475053 · Headquarters: Littleton, MA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  72. Mill Pond Conservation Association Inc

    EIN 812026344 · Headquarters: SHEFFIELD, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Mill Pond Preservation and Historic Association

    EIN 994798060 · Headquarters: Middleton, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Millers River Watershed Council Inc

    EIN 042637559 · Headquarters: Athol, MA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Milton Land Conservation Trust

    EIN 237089742 · Headquarters: Milton, MA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  76. Minnechaug Land Trust Inc

    EIN 043188304 · Headquarters: Hampden, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  77. Mizu Botanical Gardens Inc

    EIN 921075702 · Headquarters: ashland, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Molina Center for Strategic Studies in Energy and the Environment

    EIN 202020378 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. Monponsett Watershed Association Inc

    EIN 460744027 · Headquarters: HALIFAX, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  80. Monterey Native Plant Group Inc

    EIN 393962255 · Headquarters: Monterey, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Monterey Preservation Land Trust Inc

    EIN 042878239 · Headquarters: MONTEREY, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. Moose Pond Community Garden Inc

    EIN 394553764 · Headquarters: FRAMINGHAM, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Motherland Concepts Inc

    EIN 810812687 · Headquarters: Worthington, MA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  84. Mothers Out Front Inc

    EIN 465758600 · Headquarters: BOSTON, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Mount Grace Land Conservation Trust

    EIN 042938967 · Headquarters: ATHOL, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Muddy Pond Trust Inc Attention Charles Smith

    EIN 832847030 · Headquarters: DUXBURY, MA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  87. Municipal Environmental Development Inc

    EIN 261455211 · Headquarters: Brockton, MA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  88. Mystic River Watershed Association Inc

    EIN 237221094 · Headquarters: ARLINGTON, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Mystic View Task Force Inc

    EIN 043492181 · Headquarters: Somerville, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. Nabnasset Lake Preservation Assoc

    EIN 043247732 · Headquarters: WESTFORD, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Nac Conservation Inc

    EIN 264548593 · Headquarters: Nantucket, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Nahant S W I M Inc

    EIN 412242028 · Headquarters: Nahant, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Nantucket Coastal Conservancy

    EIN 463176763 · Headquarters: NANTUCKET, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Nantucket Community Association Inc

    EIN 911828576 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  95. Nantucket Conservation Foundation Inc

    EIN 042373794 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Nantucket Deconstruction and Salvage

    EIN 392317374 · Headquarters: Nantucket, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. Nantucket Garden Club Inc

    EIN 237099114 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Nantucket Land & Water Council Inc

    EIN 510180597 · Headquarters: NANTUCKET, MA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Nantucket Lights Inc

    EIN 872558646 · Headquarters: Siasconset, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Nashoba Conservation Trust

    EIN 237066018 · Headquarters: Pepperell, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

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