On-Off Control Valves: Proven Protection and Safety Leslie Controls, Inc. is a CIRCOR Energy Group brand that has produced over a century of engineered solutions to a wide cross-section of industry. Leslie Controls acquired the Laurence line in the late 80’s – broadening its product offering and making Leslie a one-stop-shop for industrial valves. The Laurence line of fast-acting on-off control valves, ideal where quick opening and tight shutoff are essential, are used extensively in the power and process industries. With proven performance in demanding high temperature conditions, Laurence valves are a leader in critical service on-off applications. Laurence is a world-recognized brand of Leslie Controls. On/Off & Shut Off Valves Globe Description Product Model Appropriate Solutions Solenoid 2500 Series Balance of Plant, Boiler System, Process Control, Process Heating Globe 2800 Series Fire-Cide Balance of Plant, Boiler System, Process Control, Process Heating