Walter W. Turner

Carnegie Museums of Pittsburgh is a cultural organization which engages in the operation and management of museums including the Carnegie Museum of Art, Carnegie Museum of Natural History, Carnegie Science Center, and The Andy Warhol Museum. Its purpose is to preserve, collect, and protect cultural and scientific treasures. The company was founded by Andrew Carnegie in November 1895 and is headquartered in Pittsburgh, PA.

Allegheny Conference on Community Development operates as economic and community development organizations, which combines private sector leadership with commitment from public sector partners. The company was founded in 1944 and is headquartered in Pittsburgh, PA.

Koppers, Inc. produces carbon compounds, chemicals, and treated wood products. The firm offers naphthalene, petroleum pitch, phthalic anhydride, refined tar, specialty pitch, coal tar distillates, carbon pitch, pressure-treated wood, tie pre plating, track panels, and rail joints and track components. It also provides carbon pitch testing, engineering support, logistics, and railroad structures services. The company was founded in December 1988 and is headquartered in Pittsburgh, PA.