Sullivan Process Controls

Sullivan Process Controls (SPC) is a U.S. manufacturer of control valves and actuators, producing the S&S Control Products brand of original equipment for the oil & gas, petrochemical, refining, chemical processing, and general industries markets. Founded in 1986 and reestablished in 2019 by a team with over 275 years of combined experience at the world's leading valve manufacturers, SPC was built around a straightforward belief: customers deserve the highest levels of responsiveness and technical support — and that's exactly how our team operates every day. From facilities in Houston, TX, and Haughton, LA, we engineer and assemble a complete line of control valves and actuators — including globe valves, eccentric rotary plug valves, segmented ball valves, high-performance butterfly valves, V-port ball valves, severe service trims, and a full suite of actuation. Our team brings deep application knowledge across every major control valve platform with same-day quoting, lead times as fast as same day, around-the-clock technical support, and an industry-leading 2-year warranty on all products and services.