Grassroots environmental justice
Allegheny Defense ProjectWorking for the protection of the natural heritage of the Alleghenies.
Allegheny Group, Sierra ClubPittsburgh
Allegheny Land TrustHelping local people save local land
Allegheny Plateau Audubon SocietyDedicated to Biodiversity
Allegheny Valley Trails AssociationWorks to acquire abandoned railways in the Allegheny River watershed and rehabilitate them into multipurpose, non-motorized recreational trails.
Audubon Society of Western PennsylvaniaThe premier non-profit, environmental education organization in southwestern Pennsylvania.
Bartramian Audubon SocietyServing Butler, Lawrence, Mercer, and Venango Counties
Bedminster Regional Land ConservancyPreserving the land. Protecting the future.
Berks County ConservancyWe're saving a place for you...
Brandywine ConservancyPreserving art and the environment in the Brandywine Valley since 1967.
Brodhead Watershed AssociationProtecting Our Water
Bucks County Audubon SocietyA chapter of the National Audubon Society
Carantouan GreenwayConservation and education in Bradford County
Central Pennsylvania ConservancyConserving natural resources and open space
Chartiers Creek Watershed AssociationRepresents the upper Chartiers Creek Watershed in Washington County, Pennsylvania.
Chartiers Nature ConservancyPreserve, protect, and promote the Chartiers Valley and its watershed through conservation, and to foster environmental awareness through public education.
Citizen PowerPublic Policy Research Education and Advocacy
Clean Air CouncilProtecting Everyone's Right to Breathe Clean Air
Clearwater ConservancyPromoting conservation and restoration of natural resources in central Pennsylvania
Codorus Creek Watershed AssociationCommitted to restoring and protecting the Codorus Creek and it's biodiversity, habitat and environs, for future generations.
Conemaugh Valley ConservancyPromoting the conservation and preservation of natural, cultural, and historic resources and encouraging prudent land-use practices in the Kiski-Conemaugh River Basin.
Conservancy of Montgomery CountyWorking to preserve historic and open space resources throughout Montgomery County
Conservation Voters of PennsylvaniaAdvocates for sound environmental and conservation policies, works to elect environmentally friendly candidates to public office, and then holds them to their promises.
Countryside ConservancyDedicated to protecting lands and waters in and near the Tunkhannock Creek Watershed
Cumberland Valley Rails-to-Trails CouncilDeveloping the 11-mile Cumberland Valley Trail, from Shippensburg to Newville, in Cumberland County PA.
Delaware Highlands ConservancyConserving our natural heritage & quality of life in partnership with landowners & the communities of the Upper Delaware region.
Delaware Valley Fern & Wildflower SocietyEncouraging the enjoyment of ferns and wildflowers.
Earth ConservancyDedicated to Mine Land Reclamation, Conservation and Economic Development in the Wyoming Valley of Luzerne County, Pennsylvania
E. L. Rose ConservancyProtecting natural resources through land and water conservation, providing sanctuary for wildlife, and preserving scenic beauty.
Environmental Fund for PennsylvaniaPreserving and Protecting Our Environment for Future Generations
Evergreen ConservancyEnvironmental Stewardship
Fox Chapel Area Land TrustProtecting our precious natural resources for generations to come.
French & Pickering Creeks Conservation TrustPreserving and protecting endangered land and natural resources in northern Chester County.
French Creek Valley ConservancyDedicated to maintaining and enhancing the exceptional water quality, natural habitat, biological diversity and recreational opportunities of the French Creek Watershed in Northwest Pennsylvania.
Friends of Allegheny WildernessFostering an appreciation of wilderness values and benefits, and working with local communities to ensure that increased wilderness protection is a priority of the stewardship of the Allegheny National Forest.
Friends of the Chemung River WatershedRich history and beauty.
Friends of Salt Springs ParkA volunteer organization, formed by local citizens
Friends of the WissahickonPreserving the natural beauty and wildness of the Wissahickon Valley
Friends of White Clay Creek State ParkProtection and preservation of the park and surrounding creek valley
Greater Wyoming Valley Audubon SocietyMembership area includes most of Luzerne and Wyoming Counties.
Greenspace AllianceDedicated to preserving and connecting open space throughout Southeastern Pennsylvania.
Hawk Mountain SanctuaryConserving birds of prey worldwide by providing leadership in raptor conservation science and education, and by maintaining Hawk Mountain Sanctuary as a model observation, research and education facility.
Heritage ConservancyPreserving our natural and historic heritage.
Hollow Oak Land TrustWorking for conservation in western Allegheny County
Independence ConservancySharing a vision of clean water, beautiful vistas and special places in the Raccoon Creek Watershed preserved forever.
Keystone Trails AssociationProviding, preserving, protecting and promoting recreational hiking trails and hiking opportunities in Pennsylvania.
Kittatinny Group, Sierra ClubBerks & Schuylkill Counties
Lacawac SanctuaryNature preserve, ecological field research station and public environmental education facility located in the Pocono Mountains of northeastern Pennsylvania.
Lackawanna River Corridor AssociationInvolving citizens of our watershed with conservation and stewardship of the River, its tributaries and water resources.
Lake Erie Group, Sierra ClubNorthwest Pennsylvania
Lake Erie Region ConservancyDedicated to the identification, conservation and protection of the Lake Erie region’s unique natural and cultural resources.
Lancaster County ConservancyDedicated to the preservation of Lancaster County's (PA) rapidly diminishing supply of natural land.
Lancaster Group, Sierra ClubLancaster County
Land Conservancy for Southern Chester CountyEnsuring the perpetual preservation and stewardship of open space, natural resources, historic sites, and working agricultural lands throughout Southern Chester County.
Land Conservancy of Adams CountyPreserving the rural lands and character of Adams County, Pennsylvania
Lebanon Valley ConservancyPromoting the conservation and preservation of the unique cultural, historical and natural resources of our region, for the benefit of present and future generations.
Lehigh Valley Audubon SocietyAllentown, Bethlehem, Easton area.
Lehigh Valley Group, Sierra ClubLehigh, Northampton, and Monroe Counties.
Linn ConservancyWorking to protect and preserve significant ecological sites in its home region for present and future generations.
London Britain Township Land TrustPreservation, conservation, and stewardship of historic sites and open space, including important agriculturally productive lands and natural areas.
Lower Merion ConservancyPreserving the natural and historic resources of Lower Merion, Narberth, and the surrounding area.
Lycoming Audubon SocietyA chapter of the National Audubon Society with members in Lycoming and Clinton Counties, Pennsylvania.
Manada ConservancyLand Preservation and Environmental Education
Montgomery County Lands TrustWorking to preserve and connect natural areas, farmland, and neighborhood green spaces.
Moshannon Group, Sierra ClubServing Bedford, Blair, Cameron, Centre, Clearfield, Elk, Huntingdon, Jefferson, Juniata, McKean, and Mifflin counties
Mount Nittany ConservancyWorking hard to protect Mt. Nittany from commercial and residential development
Natural BiodiversityCommitted to curtailing invasive species and restoring native plants.
Natural Lands TrustProtects the forests, fields, wetlands, and streams that are essential to the sustainability and quality of life in eastern Pennsylvania and southern New Jersey.
Nature Conservancy - Pennsylvania ChapterHonoring the importance of home.
North Branch Land TrustHelping landowners conserve their property and helping communities develop smart growth strategies for the benefit of their citizens.
Northcentral Pennsylvania ConservancyConserves working farms and forests by partnering with private landowners on conservation easements and land acquisitions.
Northeastern Group, Sierra ClubScranton
Open Land Conservancy of Chester CountyPreserving Open Space In Our Community
Otzinachson Group, Sierra ClubLewisburg
PennEnvironmentStatewide, citizen-based environmental advocacy
Pennsbury Land TrustProtecting and preserving the natural, agricultural, and historic resources of Pennsbury Township.
Pennsylvania Audubon SocietyConnecting people with nature
Pennsylvania Environmental CouncilConservation through Cooperation
Pennsylvania Land Trust AssociationProtecting Pennsylvania’s special places
Pennypack Ecological Restoration TrustA nonprofit conservancy headquartered in Huntingdon Valley, Pennsylvania, 15 miles northeast of Philadelphia.
Pinchot Group, Sierra ClubHarrisburg
Presque Isle Audubon SocietyServing Erie, Crawford and Warren Counties
Quittapaphilla Audubon SocietyServing Lebanon County and parts of Dauphin, Berks, and Lancaster Counties
Radnor ConservancyPreserving our quality of life
Schuylkill County ConservancyA Heritage Worth Saving is a Legacy Worth Protecting
Seneca Rocks Audubon SocietyObserve and Conserve. Clarion, Forest, Jefferson and Venango Counties
Sierra Club - Pennsylvania Chapter Southeastern Group, Sierra ClubPhiladelphia
Sustainable PittsburghOur region. Our resources. Our future.
Valley Forge Audubon SocietyPromoting appreciation and stewardship of the local natural environment through education and active participation.
Western Pennsylvania ConservancyEnriching your relationship with the natural world since 1932
Westmoreland ConservancyDedicated to acquiring and preserving rural and rustic lands
Wildlands ConservancyWorking to preserve, protect, restore, and enhance the land, water, ecological, and recreational resources of the Lehigh Valley and the Lehigh River valley.
Willistown Conservation TrustWorking to protect the rural beauty of the 28,000 acres surrounding Willistown, Pennsylvania.
Wissahickon Valley Watershed AssociationProtecting the quality and the beauty of the Wissahickon Creek and enhancing life in the Wissahickon Watershed.
Wyncote Audubon SocietyPhiladelphia and Montgomery Counties













