Corporate Contacts
Corporate Address Office Hours (local time)

Kaiser Optical Systems, Inc.
371 Parkland Plaza
Ann Arbor, MI 48103

Tel: (734) 665-8083
Fax: (734) 665-8199
Email: sales@kosi.com
Web: www.kosi.com

9:00 AM - 5:00 PM - Eastern Time
Monday - Friday