- Airlift Doors
- Automated Entrance Inc
- Automatic Door Co
- Besam Automated Entrance Sys
- Businessware Information Solut
- Customline Inc
- Customline Inc
- Customline Inc
- Detention Device Systems
- Door Service Unltd
- Duffy Manufacturing
- Edelman-Lyon Co
- EMS Group Inc
- Genie Co
- Genie Co
- Genie Co
- Gentleman Door Co
- Hobbitt Distributing Inc
- Hobbitt Distributing Inc
- Magnetic Automation Corp
- Mountain Garage Doors-Sales
- Mwm LLC
- MWM/Novalco Inc
- Nabco Entrances
- Picasso Gate
- Power Access Corp
- Rowe Away Door Mfg
- SOS
- Southern Automation
- Southern Automation
- WIL-Mar Automated Control Svc