Controlled Contamination Services provides contract cleanroom cleaning services for the pharmaceutical, biotech, medical device, micro-chip and other high-tech industries. We have been in business for over 16 years and we serve more than 200 customers throughout Northern and Southern California, with customers in Boston and other eastern states. We are expanding to become a nationwide operation. Controlled Contamination Services has brought together the strengths of specialized cleaning of cleanrooms to create a service that incorporates training, knowledge and microcleaning with the knowledge of contamination control. CCS provides state-of-the-art cleaning, resulting in proven quality ratings that are unparalleled in the industry.