Allegheny Trail Alliance

Armstrong Rails To Trails Assoc.

August Wilson Center for African American Culture

Cameron Inc.

Carnegie Museum of Art

Carnegie Museum of Natural History

Carnegie Science Center

Central PA Convention & Visitor Bureau

Chatham Baroque

City of Carlisle, MA

City of Pittsburgh, PA

Cultural Trust of Pittsburgh

The County of Allegheny, PA

Erie to Pittsburgh Trail Alliance

EverPower

Fashion Africana

Friends of the Riverfront

Grove City College

Heinz Corporation

Heinz History Center

Jennings Environmental Education Center

Museum of Discovery, AR

National Energy Technology Labs

National Park Service

North Carolina Museum of Natural Sciences

North Carolina DNR

Greater Pittsburgh Arts Council

Office of Public Art, Pittsburgh

Pennsylvania DCNR, State Parks

Pittsburgh Parks Conservancy

Pittsburgh Steelers

Presque Isle Partnership

Quecreek Mine Rescue Foundation

Riverlife

Rivers of Steel National Heritage Corp.

Schenley High School

SD Solutions, Inc.

Tree Pittsburgh

Lincoln Electric Company

Tech Museum of Innovation

University of Pittsburgh

UPMC Presbyterian Hospital

U.S. Department of Energy