Since 1936, Laurence has been the leading manufacturer of a wide variety of electrical, pneumatic, self actuated and manually actuated, rotary shaft, and solid state globe style process shut-off valves for United States Navy and Coast Guard and the marine industry. Our uniquely engineered products have set Laurence valves apart from other actuated valves. Manufactured at our Leslie Controls facility, in Tampa, Florida, Laurence valves can be utilized in a variety of Power, Process and Marine applications and are ideal for use with viscous, dirty or clean fluids as well as light liquids and gasses.