Jelec engineers and installs safety electrical systems, instrumentation, and control systems, as well as provides facility inspection for its customers in the oil and gas industries. Specific products include basic and detail engineering, fire and gas detection systems, automation systems, telephone and talkback systems, CCTV systems, drilling instrumentation, and gauging technology. The company owns and operates facilities in Texas, Louisiana (manufacturing, operating as Jelec USA), and South Korea (Jelec Asia). Jelec was founded in 1996.