Quality Certification Services Inc. uses a combination of full-time employees and part-time contracted auditors to perform the various functions for our cooperating DHI service providers.

To contact staff, inquire about QCS programs, or request additional information on any topic on this website, please use the information below.


Quality Certification Services Inc.
USPS Mail Delivery
P.O. Box 930399
Verona, WI 53593-0399
Shipping Address (UPS, FedEx, etc)
5940 Seminole Centre Court, Suite 200
Fitchburg, WI 53711
Steven J. Sievert
Manager, Quality Certification Services Inc.
Office: 608-848-6455 extension 113
Fax: 608-260-7772


Jay Mattison
CEO, National DHIA/QCS
Office: 608-848-6455 extension 111
Fax: 608-260-7772