Established in 1987, S.C. Controls Inc. is one of the leading providers of Southwest's instrumentation needs. Based in Irvine, Calif., the company offers a range of products, such as indicators, totalizers, flow controllers, computers and monitors as well as fuel consumption computers and batch controllers. Its industrial fixed gas detection systems include toxic, oxygen and combustibles. The firm caters to petrochemical, oil and gas, pulp and paper and semiconductor industries. The companies list of services includes system integration and calibration services.