About_Us About Us... Home Sierra Metal Fabricators Inc. was established in 1974 by Douglas and Pamela White. We specialize in precast concrete forms and do custom fabrication... has been with Sierra Metal Fabricators for 26 years. He bids projects, procures material, and acts as a liaison between Sierra Metal Fabricators and client.Steven Sears Shop... Foreman, Head of Quality ControlSteven has been with Sierra Metal Fabricators for 20 years. He is a Certified Welding Inspector, and is responsible from start to finish of all jobs. email Jason email Mark ...