We provide service to our clients from both our Corporate offices in
Grand Rapids and our Southeast office in Ann Arbor.
Corporate Office:
693 Plymouth Ave NE
Grand Rapids, MI 49505
Ph: 616.456.5469 or 800.968.TEST (8378)
Fax: 616.456.5784 FAX
Southeast Office:
4721 Runway Blvd.
Ann Arbor, MI 48108
Ph: 734.619.6868 or 800.968.TEST (8378)
FAX: 616.456.5784
For questions or further information about MTC, please send us an email via the form below.
(MTC respects your privacy and will not share this information with outside sources.)