The L&J Technologies family of companies is the world’s largest manufacturer specializing in the monitoring, management, and control of bulk liquids. L&J provides quality products for the Petroleum, Petrochemical, Chemical, Food, Pharmaceutical, Pipeline, Steel, Water Treatment and Biogas Industries.

Starting in 1984 as the tank valve and gauge conglomerate of L&J Engineering, Shand&Jurs, and GPE Controls, the company has since expanded its influence by incorporating Omnitrol liquid levels for boiler, process, and liquid storage, Durlam Inc conservation vents and fittings, and Delevan Process Instrumentation’s ultrasonic, capacitance and microwave point level and continuous level management for liquids and solids.