| Sanft Alarm Co in Tiverton, RI |
| Systems Group Inc in North Kingstown, RI |
| Edwards Service in Columbia, MD |
| Interface Security Systems in Little Rock, AR |
| Control Security System Limited in New York, NY |
| Se Technologies in Carmichael, CA |
| ACT Security Services Inc in Wilkes Barre, PA |
| Simplex Time Recorder CO in Essex Junction, VT |
| Matson Alarm Company Inc in Three Rivers, CA |
| Village Fire Protection in Milford, NH |
| corporate Electrical Contractors in West Boylston, MA |
| Five Star Security Systems LLC in Brunswick, GA |
| Alarm Detection Industries Inc in Aurora, IL |
| Amag Technology in Glenmoore, PA |
| Electronics Security Controls in West Hempstead, NY |
