Contact Us

Proudly serving the Great Lakes region (Michigan, Ohio, Illinois, Indiana and Wisconsin) with two western Michigan locations. In Southeast Michigan? Saginaw? Northern Michigan? We can come to you for testing and training. Just give us a call and let us know how we can help you.

(800) 213-9589


Grand Rapids

Summit Laboratory, LLC

900 Godfrey Ave. SW

Grand Rapids, MI 49503

Driving Directions

Phone: (616) 245-3818

Fax: (616) 245-3884

Certification # 3136.01


Summit Laboratory, Hart Division

1535 Industrial Park Drive

Hart, MI 49420

Driving Directions

Phone: (231) 873-1432, ext.227

Fax: (231) 873-1458

Certification # 3136.02