Contact Us

OFFICE LOCATIONS

Lansing

934 Clark Street
Lansing, MI 48906

Phone: 517.363.4400

Fax: 517.363.4036

info@glengineering.com

Detroit

30300 Telegraph Rd.
Suite #140
Bingham Farms, MI 48025

Grand Rapids

800 Monroe Avenue Northwest
Suite #106
Grand Rapids, MI 49503