Delta Steel Erectors is one of the premier steel fabricators and erectors in the Northern California region. It handles different types of projects that include structural steel, metal stairs, seismic upgrades and miscellaneous steel. Based in Benicia, Calif., it engineers clients structures, prepares shop fabrication details and field erection plans, as well as purchases, fabricates and delivers steel on the job site. The company owns and operates a fleet of trucks and mobile cranes for various fabrication processes. Delta Steel Erectors serves a host of clients, including Bechtel Corporation, Cannon Constructors, Castle Companies, Dome Construction, Herrero Brothers, Kaiser Construction and Oliver & Company.