Laclede Gas Company is the largest natural gas distribution utility in Missouri, serving approximately 632,000 residential, commercial and industrial customers in the city of St. Louis and ten counties in eastern Missouri. As an adjunct to its gas distribution business, the company operates an underground natural gas storage field, a propane storage cavern, and propane vaporization facilities.
Lacede Gas is a regulated public utility and a wholly owned subsidiary of Spire Inc (formerly Laclede Group). Its corporate headquarters is located in the 700 Market building in downtown St. Louis.