Master Builders Association of Western Pennsylvania (MBA)
Parkway West Business Park, 110 Parkway View Drive, Building 1, Pittsburgh, PA 15205
Phone: 412-922-3912, Fax: 412-922-3729, Email:

General Building Contractors Association (GBCA)
36 S. 18th Street, PO Box 15959, Philadelphia, PA 19103
Phone: 215-568-7015, Fax: 215-568-3115, Email:

Master Builders' Association and General Building Contractors Association are members of the General Contractors Association of Pennsylvania (GCAP) - A Voice for Union Construction. To learn more about GCAP visit generalcontractorsofpa.org