Specializing in technically complex projects, Christie Constructors has completed major structural steel projects involving the retrofit and erection of bridges and buildings as well as other structures. The company is certified by the American Institute of Steel Construction, Inc. as a Certified Advanced Steel Erector.

Some of the contractor's better-known projects include work on the Golden Gate Bridge, the Carquinez Bridge, the San Francisco Bay Bridge, the Moffett Field Wind Tunnel; the Napa River Vertical Lift Bridge; the Columbia River Vertical Lift Bridge in Oregon, and the offload of massive container cranes for the Port of Oakland. The company also operates a steel fabrication shop with advanced robotic welding capabilities.