Technology

Access Control Basics for Commercial Buildings

14 October 2026 · 1 min read

Locks and keys do not scale. The moment you have more than a handful of doors, staff turnover or after-hours access, you need a system that decides who may open which door and when, and keeps a record of every opening. That is what access control is for.

One credential, every door

A commercial access control system puts exterior and common doors on one credential, whether that is a card, fob, mobile credential or code. You add and remove people in software instead of re-keying locks, and every opening is logged.

It should work with your cameras and alarms

Tying door events to camera footage means an alert arrives with video attached. Arming the alarm from the same credential removes a whole category of human error. Access control, cameras and alarms are stronger together than apart.

What happens during a power failure

Doors are configured fail safe or fail secure to match fire code and the building’s needs, and controllers carry battery backup so credentials and egress keep working through an outage. This is a design decision, not an afterthought.

Cabling matters more than people expect

Readers, controllers and door hardware all need clean cabling. Because we install the cabling ourselves, the access system is commissioned by the same team that pulled the wire, so there is no finger-pointing between trades.

Planning access control for a building in the GTA, Montreal or Ottawa? Book a survey and we will quote it fixed.

Tell us about the building

Send us the site and what you are trying to solve. We will tell you what it realistically takes.