Tech Support Product Technical Support Our product brands are ready to help. Contact our Technical Support teams for product assistance: Adams Rite (Adams RIte UK) Alarm Controls Arrow ASSA Lock ASSA ABLOY Architectural Door Accessories (Markar, McKinney, Pemko, Rockwood) ASSA ABLOY Electronic Security Hardware (HES, Securitron) ASSA ABLOY Entrance Systems (Automatic Doors, Megadoor, High Performance Doors, Commercial Doors/Loading Docks) ASSA ABLOY Global Solutions (Vingcard, Elsafe) August Baron Ceco Door Corbin Russwin Curries Medeco Norton Door Controls Rixson Sargent Yale Commercial Yale Residential