CONTACT US
Corporate Headquarters
OST Michigan605 Seward NW Suite 101
Grand Rapids, Michigan 49504
Phone: 616.574.3500
Fax: 616.574.3520
e-mail: info@ostusa.com
Directions to OST Michigan - Corporate Headquarters
Regional Offices
OST OhioOST Sales and Technical employees are located in:
Cincinnati
Cleveland
Columbus
Findley
Phone: 616.574.3500
Fax: 616.574.3520
e-mail: info@ostusa.com
OST Minnesota
Designers Guild Building
401 North 3rd Street, Suite 450
Minneapolis, MN 55401
Phone: 612.353.4291
e-mail: info@ostusa.com
International Office
OST India (A Subsidiary of Open Systems Technologies, Inc. USA)9-10-83, D.S.Temple Street
Warangal, AP 506 002
Phone: 870.242.0051
Mobile: 994.930.4951
Fax: 870.242.0051
e-mail: info@ost-india.com
