Arturo Guerrero founded South Precision Machining in Westminster, California in 2000.
 

South Precision Machining specializes in machining of metal and extruded parts for
aerospace, military and commercial airframe applications. Process capabilities include
machining and milling. Material capabilities include aluminum alloys, steels, titanium and
exotic metals.

South Precision Machining manufactures a variety of airframe parts for aerospace and
aircraft customers including Boeing, Northrop Grumman, and Lockheed Martin.
South Precision Machining operates as a contract manufacturer or subcontractor to
aerospace companies; and manufactures parts to print according to designs and
specifications developed by prime contractors. South Precision does not design or
develop its own products.

The company occupies a manufacture ring facility of (5,300 sq.ft) at 1147 West Brooks
Street Ontario, California 91762. South Precision Machining performs all business
functions from estimating proposals, purchasing, production planning and control, to
manufacturing, inspecting, packaging and shipping at this single location.