Treco Services, Inc. is a full-service facility service company headquartered in San Antonio, Texas. Treco was founded in 1983 as a janitorial company, and while janitorial is our core, the company has grown to provide pressure washing, window cleaning, floor and carpet care, vegetation maintenance, construction made ready, facility maintenance, and disinfecting services. The company has provided janitorial service throughout the US. Treco’s facility experience includes office, manufacturing, distribution centers, and warehouse for clients from corporate, commercial, and government (federal, state and local) sectors.