• Alcoa
• Allegheny Teledyne
• ARMCO Steel
• Clark Bar
• Development Dimensions International
• FORE Systems
• Heinz
• Mellon Bank
• Pittsburgh Brewing Company Iron City Beer
• PNC Bank
• PPG Industries
• U.S. Steel
• Westinghouse Corporation

Landmarks

• Pittsburgh History and Landmarks Foundation

• Movies Made in Pittsburgh
• Pittsburgh Production Guide

Musicians

• Catapiller Drag
• Dashboard Hulas
• Ploughman's Lunch