Environment nonprofits

Environment nonprofits. Browse 35,718 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. Medicine Waters Conservancy

    EIN 223793021 · Headquarters: Manahawkin, NJ, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  2. Medicine Wheel Alliance Inc

    EIN 831291779 · Headquarters: Billings, MT, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  3. Medicine Wheel Coalition for Sacred Sites of North America

    EIN 830328295 · Headquarters: Lame Deer, MT, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  4. Medina County Environmental Action

    EIN 200189995 · Headquarters: CASTROVILLE, TX, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  5. Medina County Herb Society

    EIN 465206412 · Headquarters: Medina, OH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Medina Lake Preservation Society

    EIN 800360492 · Headquarters: Mico, TX, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  7. Medina Memorial Garden

    EIN 463421182 · Headquarters: MEDINA, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Medina River Protection Fund Inc

    EIN 264029104 · Headquarters: LAKEHILLS, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Medomak Valley Land Trust

    EIN 223137506 · Headquarters: WALDOBORO, ME, USA · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990

  10. Medora Brick Plant and Historical Sites Inc

    EIN 815300723 · Headquarters: Medora, IN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Meeker County Star Lake Association Inc

    EIN 411522578 · Headquarters: LITCHFIELD, MN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Meeker Memorial Hospital Foundation

    EIN 161738379 · Headquarters: LITCHFIELD, MN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Meer Inc

    EIN 365101108 · Headquarters: Grand Rapids, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Meerkerk Rhododendron Gardens

    EIN 731648558 · Headquarters: GREENBANK, WA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Meeting of the Minds Foundation Inc

    EIN 994035992 · Headquarters: LEANDER, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Meetinghouse Farm Inc

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

  17. Megasequestration Center and Repository

    EIN 921502588 · Headquarters: Fort Worth, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Meherrin Bow and Gun Club Co

    EIN 393312224 · Headquarters: Chesapeake, VA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Mehoopany Creek Watershed Association

    EIN 061675726 · Headquarters: Mehoopany, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Meigs Garden Club Inc

    EIN 581252106 · Headquarters: MEIGS, GA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  21. Meigs Local Enrichment Foundation Inc

    EIN 260157293 · Headquarters: Pomeroy, OH, USA · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990

  22. Melinda Gray Ardia Environmental Foundation Ltd

    EIN 161499155 · Headquarters: East Amherst, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  23. Melinda Vaughn School Pollinator Fund Inc

    EIN 874641812 · Headquarters: Minneapolis, MN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Melrose-detroit Botanical Garden Association

    EIN 923797434 · Headquarters: San Francisco, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Melvin 313 Club

    EIN 832627006 · Headquarters: MELVIN, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Memorial Care Trust T-313 of Sunset

    EIN 466016409 · Headquarters: ABERDEEN, SD, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  27. Memorial Park Conservancy Endowment

    EIN 800541645 · Headquarters: Houston, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Memorial Park Conservancy Inc

    EIN 760655841 · Headquarters: Houston, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Memorial Park Renewal Inc

    EIN 472882334 · Headquarters: BERKELEY HEIGHTS, NJ, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Memory Trees Corporation

    EIN 452128932 · Headquarters: West Palm Beach, FL, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Memphis African Violet Society

    EIN 262086157 · Headquarters: Bartlett, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Memphis Area Master Gardeners

    EIN 261377607 · Headquarters: Memphis, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Memphis Botanic Garden Foundation Inc

    EIN 237159172 · Headquarters: MEMPHIS, TN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Memphis Community Gardens

    EIN 260840434 · Headquarters: Memphis, TN, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  35. Memphis Garden Club

    EIN 626051317 · Headquarters: MEMPHIS, TN, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Memphis Herb Society

    EIN 621598895 · Headquarters: Memphis, TN, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Memphis Orchid Society

    EIN 621046911 · Headquarters: Memphis, TN, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Memphis Town Community Action Group

    EIN 275282259 · Headquarters: COLUMBUS, MS, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Memphremagog Community Maritime

    EIN 811909557 · Headquarters: Newport, Vermont, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Memphremagog Watershed Assoc Inc

    EIN 770692704 · Headquarters: NEWPORT, VT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Menard County Trails and Greenways Nfp

    EIN 300244305 · Headquarters: Petersburg, IL, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Mendham Alliance for Preservation & Conservation a Nj Nonprofit

    EIN 880802259 · Headquarters: MENDHAM TOWNSHIP, NJ, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  43. Mendham Garden Club Inc

    EIN 261821734 · Headquarters: Mendham, NJ, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  44. Mending Minds and Healing Hearts Foundation

    EIN 993415998 · Headquarters: GREENSBORO, NC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Mendocino Coast Audubon Society

    EIN 311578005 · Headquarters: Fort Bragg, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Mendocino Coast Botanical Gardens

    EIN 942800886 · Headquarters: Fort Bragg, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Mendocino Coast Broadband Alliance

    EIN 264638209 · Headquarters: Albion, CA, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  48. Mendocino Coast Environmental Center

    EIN 680335410 · Headquarters: Albion, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  49. Mendocino County Cooperative Aerial Fire

    EIN 260253627 · Headquarters: Ukiah, CA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  50. Mendocino Eco-education & Events Inc

    EIN 815009768 · Headquarters: MENDOCINO, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Mendocino Ecological Learning Center Melc

    EIN 270082594 · Headquarters: Willits, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  52. Mendocino Land Trust

    EIN 942362450 · Headquarters: Fort Bragg, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Mendocino Mermaids

    EIN 833874475 · Headquarters: Fort Bragg, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  54. Mendocino Rotary Foundation

    EIN 462212022 · Headquarters: Mendocino, CA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Mendocino Trail Stewards

    EIN 854086270 · Headquarters: Mendocino, CA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  56. Mendocino-Lake County Medical Society

    EIN 941661363 · Headquarters: Petaluma, CA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  57. Mendocino-tahoe Conservancy

    EIN 800749824 · Headquarters: Nevada City, CA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  58. Mendota Trail Conservancy Inc

    EIN 852459821 · Headquarters: BRISTOL, VA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Mens Garden Club of Asheville

    EIN 566049991 · Headquarters: Asheville, NC, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Mens Garden Club of Santa Barbara

    EIN 237370904 · Headquarters: SANTA BARBARA, CA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  61. Mens Garden Club of Syracuse

    EIN 161099466 · Headquarters: Syracuse, NY, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Mens Village Garden Club

    EIN 264159607 · Headquarters: Hot Springs Village, AR, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  63. Mensk

    EIN 753118931 · Headquarters: Portland, ME, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Meows Matter Corp

    EIN 822281970 · Headquarters: STATEN ISLAND, NY, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-T

  65. Mequon Nature Preserve Inc

    EIN 451562527 · Headquarters: Mequon, WI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Mer Rouge Landscaping and Beautification Association

    EIN 721459249 · Headquarters: Mer Rouge, LA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  67. Meraki Animal Sanctuary Inc

    EIN 822629747 · Headquarters: Philadelphia, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Merced River Education Initiative

    EIN 201306244 · Headquarters: MERCED, CA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  69. Mercedes Little Leagu

    EIN 521277964 · Headquarters: Weslaco, TX, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  70. Mercer County Defense League

    EIN 882610716 · Headquarters: Princeton Junction, NJ, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  71. Mercer County Trappers and Root Association Inc

    EIN 352299067 · Headquarters: Rock, WV, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  72. Mercer Legacy

    EIN 931900107 · Headquarters: Mercer Island, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Mercury Free Mining Inc

    EIN 834627223 · Headquarters: CORVALLIS, OR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Mercury Masters

    EIN 470847491 · Headquarters: Norwalk, CT, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Mercury Momentum

    EIN 462264332 · Headquarters: SPARKS, NV, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  76. Mereta Volunteer Fire Department

    EIN 833429937 · Headquarters: Mereta, TX, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  77. Meriden Bird Club Inc

    EIN 020452106 · Headquarters: PLAINFIELD, NH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  78. Meridian Garden Club Inc

    EIN 300758938 · Headquarters: Okemos, MI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Meridian Implementation Fund

    EIN 261917913 · Headquarters: DILLON, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. MERITO Foundation Inc FKA MutliCultural Education for Reso

    EIN 383911932 · Headquarters: Ventura, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Merkel Helping One Another

    EIN 842840637 · Headquarters: merkel, TX, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Merlin Global Initiative

    EIN 822609994 · Headquarters: Grand Rapids, MI, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Merlyn Education and Climate Protection Project

    EIN 842006329 · Headquarters: Jamestown, RI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Mermaid Islands Corporation

    EIN 274132477 · Headquarters: San Luis Obispo, CA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  85. Mermaid Megafest Productions

    EIN 824689517 · Headquarters: SOUTH HAVEN, MI, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  86. Mermaid Society Smtx Inc

    EIN 821190900 · Headquarters: SAN MARCOS, TX, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. Mermaids for Clean Water

    EIN 352608972 · Headquarters: Austin, TX, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  88. Mernia

    EIN 872696069 · Headquarters: Meredith, NH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Merrill W Linn Land & Waterways Conservancy

    EIN 232533918 · Headquarters: LEWISBURG, PA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Merrimack Garden Club

    EIN 820560102 · Headquarters: Merrimack, NH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Merrimack River Watershed Council Inc

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

  92. 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

  93. Merritt Huntington Memorial Symposium

    EIN 202640847 · Headquarters: Virginia Beach, VA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  94. Merritt Parkway Conservancy

    EIN 061627645 · Headquarters: STAMFORD, CT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Merrymeeting Bay Trust

    EIN 276007257 · Headquarters: Arrowsic, ME, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990

  96. Merrymeeting Lake Association

    EIN 020413287 · Headquarters: NEW DURHAM, NH, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  97. Merwin Conservancy Inc

    EIN 474653401 · Headquarters: HAIKU, HI, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Mesa County Land Conservancy Inc

    EIN 742155358 · Headquarters: GRAND JUNCTION, CO, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Mesa Multisectorial Del Bosque Modelo De PR INC

    EIN 660891441 · Headquarters: Utuado, PR, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Mesa Park Irrigation Company

    EIN 812601740 · Headquarters: FRUITLAND, ID, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

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