Spire (formerly known as The Laclede Group) is a holding company that engages in the purchase, retail distribution, sale, and marketing of natural gas through its subsidiaries. It operates through two segments: Gas Utility and Gas Marketing. The company engages in the transportation of liquid propane through its propane pipeline, compression of natural gas, oil production, real estate development, risk management, and financial investments in other enterprises, as well as provides propane storage, transmission, and related services.