DSE Security (Detection Systems & Engineering) Information

Summary

DSE Security (Detection Systems & Engineering) was founded in 1967 and is headquartered in Troy, Michigan. With a team of 10–50 professionals, the firm delivers tailored private‑security solutions across the United States while maintaining a local footprint that supports rapid response and hands‑on expertise.

The company specializes in video surveillance, burglar alarms, card access, gates and turnstiles, as well as end‑to‑end consulting, installation, service and sales. DSE partners with industry leaders such as Honeywell, Avigilon, Verint, Salient, DSX, DSC, Verkada, Hanwha, PDK, Grandstream, Ubiquity, Lenovo, Aruba, HPE, Dell, and Dell EMC to provide integrated systems that blend physical security with cloud‑based SaaS and Microsoft O365 support.

Beyond perimeter protection, DSE also offers managed networks, workstation support, and comprehensive IT infrastructure services. The organization’s leadership—President John Rathwell, Executive Vice President Jerry Williams, Director of Business Development Ted Efros, Senior System Engineer Gavin Stewart, Sales Director Steven Everts, Senior Project Manager Paul Colone, and Director of Technology Robert—guides the firm toward continuous innovation while maintaining an annual revenue range of $1–10 million.