Contact Us

Controlled Contamination Services has dedicated representatives to provide clients with individual support. Contact one of our main offices below or select the “Find a Representative” resource to find a professional client support representative.

Employee Verification

CCS processes all Employment Verification via email to or by fax to 858-457-7598 with “Attention to the Payroll Department.  You can expect a response from the payroll department within 1 business day of submission.

Corporate Headquarters – San Diego

11696 Sorrento Valley Road, Suite 200
San Diego, California 92121
Phone (888) 263-9886