Located outside Philadelphia, Pennsylvania, Peirce Engineering, Inc. is a civil-construction engineering firm specializing in the design of sheeting, bracing, cofferdams, ground anchors (tieback, tiedowns, micropiles), underpinning, and soil nailing for temporary and permanent applications. With engineers licensed in Pennsylvania, New Jersey, Delaware, New York, and Maryland, Peirce Engineering, Inc. provides safe, buildable, and economical designs for owners, contractors, and other engineering firms.