Subsidiaries

Williams Bridge Company

Williams Bridge Company, is a full service manufacturer capable of producing quality products and services for use in conventional and complex steel structures and major steel bridges.

Williams Steel Erection Co., Inc.

Williams Steel Erection Co., Inc. engages in steel erection, precast erection, and the installation of miscellaneous metals, primarily in the Mid-Atlantic region. Williams Steel Erection Co., Inc. has been an AISC Advanced Certified Erector since 2003.

Rigging Division

Williams Construction Services

Williams Construction Services provides a wide range of services, including turn-key operations, for clients who require heavy construction equipment or rigging

S.I.P., Inc. of Delaware

At S.I.P., Inc. of Delaware, the product is Stay-In-Place metal bridge deck forms.  These permanent deck forms are designed to be placed between either structural steel or pre-stressed concrete bridge girders.

Piedmont Metal Products

Piedmont performs small scale fabrication of both structural steel and miscellaneous metals.