We welcome your questions about Sentinel Technologies and can quickly respond to any request for more information about any of our services. You can contact Sentinel by phone, fax, or e-mail.
The following list of Sentinel Technologies business departments can be used to send e-mail messages. These messages are routed directly to department managers or supervisors:
Sentinel InfoSENter (General Inquiries)
Mail / Phone / Fax
Sentinel Technologies, Inc.
2550 Warrenville Road
Downers Grove, IL 60515
Phone 800.769.4343 or 630.769.4343