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Data / Nonprofits / Maryland / Frederick / Environment

Environment nonprofits in Frederick, MD: 18 registered with the IRS

18 environment nonprofits are registered with the IRS in Frederick, MD, 18 of them 501(c)(3) charities; the 7 that report revenue took in $5.5 million. The largest by revenue: American Lumber Standard Committee Incorporated ($3.8 million), Thorpewood ($668,596), Catoctin Land Trust Inc ($530,672).

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Every organization, largest by revenue first

OrganizationTypeSinceRevenueAssetsFiling
American Lumber Standard Committee Incorporated501(c)(3)2005$3.8 million$6.6 million2025-12
Thorpewood501(c)(3)2024$668,596$62,8432025-12
Catoctin Land Trust Inc501(c)(3)2002$530,672$714,4022025-06
Green Advantage Inc501(c)(3)1997$191,218$151,5782025-12
Mobilize Frederick501(c)(3)2023$164,317$72,5552024-12
Silvoculture Inc501(c)(3)2019$106,918$54,2952025-12
Mid-Maryland Land Trust Association Inc501(c)(3)2006$50$20,6732025-12
Amplify the Future Inc501(c)(3)2021$0$02025-12
Artistree501(c)(3)2019$0$02024-04
Bana Kasende Foundation501(c)(3)2022$0$02025-12
Climate Communications Coalition Inc501(c)(3)2022$0$02025-12
Federated Garden Clubs of Maryland Inc501(c)(3)1985$0$02025-12
Federated Garden Clubs of Maryland Inc501(c)(3)1985$0$02025-12
Federated Garden Clubs of Maryland Inc501(c)(3)1985$0$02025-12
Friends of Waterford Park Inc501(c)(3)2015$0$02025-06
Friends of Wormans Mill Park501(c)(3)2025$0$02025-12
Sugarloaf Alliance501(c)(3)2015$0$02025-12
The Green Transition Show501(c)(3)2026

Other causes in Frederick, MD

Every nonprofit in Frederick, 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.