Contact us

SentryLink has been helping businesses stay safe for over 20 years. We have additional corporate services available, including alternate billing arrangements, team setups, and toll-free customer support. We welcome your interest and look forward to hearing from you.

We respond promptly to all requests. If you are writing outside of normal business hours, please allow us extra time.

Customer service representatives are available Monday-Friday, 9am to 6pm Eastern.

Reports may be obtained and viewed through our website at any time.

7500 Greenway Center Drive
Suite 1040
Greenbelt, MD 20770

(877) 736-8791 / (877) SENTRY1