CSI Technical Services, Inc
820 E. Terra Acotta Ave., Suite 156
Crystal Lake, IL 60014

Driving Directions:

Contact us for all your computer needs!

Marshall Handelsman (President) 815-356-8110 x 101
marshall@ask4csi.com

Kevin Adler (Operations Manager) 815-356-8110 x 102
kevin@ask4csi.com

Mario Alfonso (Sales & Support) 815-356-8110 x 105
mario@ask4csi.com

Heather Merkel (Sales & A/R) 815-356-8110 x 103
heather@ask4csi.com

After Hour Paging System
Follow Prompts to after hour support option. 4 hour response.
800-275-4274 (After Hour Support Fee's Apply)

General Fax:
815-356-8156

General Email:
sales@csitechservices.com
support@csitechservices.com