Doug Beaulieu has been promoted to president of Alarm Center Inc.

Beaulieu started at Alarm Center in 1984 as a central station operator.

ADT Security Services Inc., a unit of Tyco Fire & Security, has named Randy Dunn as its director of sales and marketing for its radio frequency identification (RFID) line.

Dunn was ADT’s director of strategic account development responsible for pursuing security solutions with products and services with network-based applications.

Honeywell Security has tapped Rich Simonetti as its new senior vice president of sales. Previously, he worked on sales growth programs for ADT, Wells Fargo Alarm Services and Protection One.

Barry Brannon has been named president of Marlin Central Monitoring, a subsidiary of The Marlin Group, LLC.

Brannon was previously director of national sales for Security Associates International (SAI).

Ken Rosen has been hired by Monitronics Int’l as its new director of national sales.