One Source Property Services is a major provider of janitorial and building services in Southern and Northern California, presently employing approximately 300 full time personnel with its head office centrally located in City of Orange California. One Source Property Services inception, dates back to 2000 and is Women and Minority Owned and Operated. One Source Property Services became a subsidiary of American Services Team as of August 1, 2010. We currently provide cleaning services for more than 9,000,000 square feet to major commercial and industrial companies.
Our mission is to bring exceptional services at cost effective prices, and establishing long lasting relationships with our clients.