Schlumberger Limited serves the energy industry worldwide, with operations grouped into four divisions: Digital & Integration, Reservoir Performance, Well Construction, and Production Systems. Its offerings include software and IT services, consulting, petro technical data, reservoir interpretation and data processing, drilling and well completion services and equipment, artificial lift production equipment, subsea production systems, and wellhead systems, among others. Founded in 1926, Schlumberger Limited is headquartered in Houston, TX.