Archrock, Inc. operates as a midstream energy infrastructure company in the United States. It operates in two segments, Contract Operations and Aftermarket Services. The company offers natural gas compression services to customers in the oil and natural gas industry. It also provides various aftermarket services, such as parts and components; and operation, maintenance, overhaul, and reconfiguration services to customers who own compression equipment. The company was formerly known as Exterran Holdings, Inc. and changed its name to Archrock, Inc. in November 2015. Archrock, Inc. was founded in 1990 and is headquartered in Houston, Texas.