Data / Nonprofits / Maryland / Baltimore / Environment
Environment nonprofits in Baltimore, MD: 52 registered with the IRS
52 environment nonprofits are registered with the IRS in Baltimore, MD, 51 of them 501(c)(3) charities; the 16 that report revenue took in $27.4 million. The largest by revenue: Oceantic Network Inc ($11.9 million), Baltimore Tree Trust Inc ($5.8 million), Blue Water Baltimore ($3.6 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|
| Oceantic Network Inc | 501(c)(3) | 2015 | $11.9 million | $11.6 million | 2024-12 |
| Baltimore Tree Trust Inc | 501(c)(3) | 2009 | $5.8 million | $3.3 million | 2024-12 |
| Blue Water Baltimore | 501(c)(3) | 1994 | $3.6 million | $1.4 million | 2025-12 |
| Friends of Patterson Park Inc | 501(c)(3) | 2000 | $2.1 million | $3.4 million | 2024-12 |
| Cylburn Arboretum Friends Inc | 501(c)(3) | 1971 | $1.1 million | $8.9 million | 2025-12 |
| Baltimore Green Space A Land Trustfor Community-Managed Open Space in | 501(c)(3) | 2008 | $841,361 | $245,938 | 2024-12 |
| Back River Restoration Committee Inc | 501(c)(3) | 2009 | $591,647 | $201,221 | 2025-12 |
| Climate Access Fund Corporation | 501(c)(3) | 2019 | $406,076 | $3.9 million | 2025-12 |
| Roland Park Community Foundation Inc | 501(c)(3) | 1987 | $385,955 | $8.3 million | 2024-12 |
| Filbert Street Garden | 501(c)(3) | 2020 | $158,421 | $169,148 | 2025-12 |
| Climb for Hope Inc | 501(c)(3) | 2007 | $144,726 | $64,329 | 2024-12 |
| Friends of Herring Run Parks Inc | 501(c)(3) | 2014 | $124,240 | $121,071 | 2024-12 |
| Climatecritical Earth | 501(c)(3) | 2022 | $107,400 | $56,956 | 2024-12 |
| Trash Free Maryland | 501(c)(3) | 2015 | $95,000 | $241,848 | 2024-12 |
| Our Zero Waste Future Incorporated | 501(c)(3) | 2022 | $74,295 | $51,303 | 2024-12 |
| Global Smart Grid Federation | 501(c)(3) | 2013 | $20,467 | $1 | 2024-12 |
| Ames Shalom Community Inc | 501(c)(3) | 2000 | $0 | $0 | 2023-12 |
| Aqua Kids TV Inc | 501(c)(3) | 2016 | $0 | $0 | 2023-12 |
| Baltimore Reforestation Project Inc | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Berkshire-Eastwood Recreation and Parks Council | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Betty Huse M D Charitable Foundation | 501(c)(3) | 2001 | | $970,827 | 2025-12 |
| Cherish the Earth-Bal Tashcis Company | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Chesapeake Chapter of Awma | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Chesapeake Islands Research Center Inc | 501(c)(3) | 2024 | | $867 | 2024-12 |
| Coalition Against Childhood Lead Poisoning Inc | 501(c)(4) | 2023 | $0 | $0 | 2025-12 |
| D7etta Corporation | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Environmental Solution International Inc | 501(c)(3) | 1990 | $0 | $0 | 2025-12 |
| Federated Garden Clubs of Maryland Inc | 501(c)(3) | 1985 | $0 | $1.1 million | 2024-12 |
| Federated Garden Clubs of Maryland Inc | 501(c)(3) | 1985 | $0 | $0 | 2026-06 |
| Federated Garden Clubs of Maryland Inc | 501(c)(3) | 1985 | $0 | $0 | 2025-12 |
| Friends of Cascade Lake Inc | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Friends of Stevenson Inc | 501(c)(3) | 2015 | $0 | $1,000 | 2024-12 |
| Ghetto Love Inc | 501(c)(3) | 2020 | $0 | $0 | 2023-06 |
| Global Water Promise Corp | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Greater Waverly Coalition Inc | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Green Haiti International Ghi LTD | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| HBC Dream Foundation | 501(c)(3) | 2025 | | | |
| Homeland Community Foundation | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Homeland Garden Club | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| Interest Custodian Community Cleani NG Inc | 501(c)(3) | 2026 | | | |
| Iucn Academy of Environmental Law LTD | 501(c)(3) | 2020 | $0 | $1 | 2025-06 |
| John Street Park Association | 501(c)(3) | 1990 | $0 | $0 | 2025-12 |
| Peoples Environmental Action and Re Silience Learning Inc | 501(c)(3) | 2026 | | | |
| Pikesville Garden Club Inc | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Resilient Power Research Foundation Limited | 501(c)(3) | 2026 | | | |
| Sacred Forest Conservancy Inc | 501(c)(3) | 2026 | | | |
| Saving Grace Ministries in Christ | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Sligo Environmental Agency | 501(c)(3) | 2024 | | | |
| Sludge Hub & Company | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Triple Hands Corporation | 501(c)(3) | 2025 | | | |
| Undescriptively Blessed Missionary Inc | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Woodland Committee Land Trust Inc | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
Other causes in Baltimore, MD
Every nonprofit in Baltimore, MD · Environment nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.