| Company | Country | |
|---|---|---|
| Abloy Oy | Finland | |
|
ADI Global Distribution Finland Oy | Finland |
|
AG Alarm Group Oy | Finland |
| AGIS Fire & Security Oy | Finland | |
| Ahlsell Oy | Finland | |
| Ajan Lukko Oy | Finland | |
| Akvaltek Oy | Finland | |
| Alajärven Puhelinosuuskunta | Finland | |
|
Alarm Control Alco Oy Ab | Finland |
| Alertum Oy | Finland | |
|
AME Product Oy | Finland |
| Amplit Oy | Finland | |
| AM Security Oy | Finland | |
|
AMT Hakemistot Oy | Finland |
| Are Oy | Finland | |
| Ariki Oy | Finland | |
| Arkipelaga Oy | Finland | |
| Aro Systems | Finland | |
| ASAN Security Technologies Oy | Finland | |
| Assemblin Finalnd Oy | Finland | |
| Astq Supply House Oy | Finland | |
| Atex Workwear Oy | Finland | |
|
AVARN Security Oy | Finland |
| Axis Communications Oy | Finland |
