Butterfly Valves & Controls

Sigma Valves Inc, based in Flower Mound, TX, is a leading manufacturer of safety control solutions, specializing in a wide range of automatic and manual reset relays, control system accessories, and emergency shutdown devices. Their 22,000 square foot headquarters and manufacturing facility houses a precision machine shop where all SigmaHLR products undergo rigorous internal quality systems, ensuring top-notch performance and reliability for their customers.Generated from the website

Vinson Process Controls Company has been an exclusive manufacturer's representative for Fisher Controls International, now Emerson Process Management, since 1939. Emerson Process Management is a leading supplier for process management products and solutions. Additionally, Vinson represents a number of other valve, actuator and accessory manufactures through its specialty products group. The company is well positioned to serve the hydrocarbon industry segment composed of oil and gas production, processing, transportation, distribution and refining. Additional industries include chemical, pulp and paper, power, food and beverage and semiconductor. It concentrates on providing total solutions to problems and is committed to helping customers achieve total satisfaction by obtaining quantifiable results. Vinson Process Controls Company is headquartered in Carrollton, Texas, with additional distribution centers in Farmington, N.M.; Odessa, Texas; and Tulsa, Okla.; and sales offices in Amarillo and Longview, Texas, and Oklahoma City. The company maintains a multimillion-dollar inventory of valves, regulators, instruments, system components and parts.