Custom Home Re-Wiring
Complete residential rewiring for older homes, renovations, and additions.
Serving the GTA & Ontario · Since 1982
ESA-certified electricians serving the GTA since 1982. Residential, industrial, and commercial electrical work. Quality without the shocking price.
What we do
Rewiring, upgrades, and installations for GTA homes, businesses, and industrial facilities. ESA-certified, with a clear quote before we start.
Complete residential rewiring for older homes, renovations, and additions.
Removal and replacement of knob & tube and aluminium wiring systems.
100 amp and 200 amp service, fuse-to-breaker conversions, and panel replacements.
Pot light installation, LED retrofits, and new fixture installation.
Retail construction, restaurant and clinic installations, fire alarms, and emergency lighting.
Machine wiring, large feeders, switchboards, equipment power drops, and thermographic inspection.
Industries we serve
Three categories. Same ESA-certified team since 1982.

01 · Residential
From century homes with knob & tube to modern renovations needing fresh wiring, panels, and lighting. ESA-certified work from the rough-in to the finishing touches.

02 · Industrial
Machine wiring, switchboards, equipment power drops, and thermographic inspection. Designed and installed for the floor and the line.

03 · Commercial
Retail builds, restaurant installations, clinic maintenance, fire alarms, and emergency lighting. Electrical work that keeps your doors open.
How it works
Four steps. No surprises.
Call (416) 243-0110 or send a request with a few details about the job.
An ESA-certified electrician reviews the work and identifies what is needed.
You receive a straightforward quote before any work begins.
Work is completed safely, to code, with quality you can rely on.
Why customers stay
Three things every customer gets on every call, every invoice, every job, since 1982.
44+ years of electrical work across the GTA and Ontario.
Fully licensed and certified by the Electrical Safety Authority of Ontario.
Even our less experienced staff bring 10+ years of hands-on electrical work.
Where we work
Serving the Greater Toronto Area since 1982. Coverage now extends across most of Ontario.
Common questions
Berg Electric has been serving the Greater Toronto Area since 1982, with over 40 years of electrical experience.
We service the Greater Toronto Area and most of Ontario.
Yes. Our staff are fully licensed and certified by the Electrical Safety Authority of Ontario.
Yes. We offer rewiring, upgrades, and installations across all three categories.
Our certified technicians work round the clock to handle electrical needs whenever they come up.
Yes. Knob & tube removal and aluminium wire removal/maintenance are core residential services.
Yes. We handle 100 amp and 200 amp service upgrades, plus fuse-to-breaker conversions.
Yes. Pot light installation and LED lighting installation are available for residential and commercial spaces.
Get in touch
ESA-certified electricians for the Greater Toronto Area and Ontario. We work round the clock.
Call (416) 243-0110Greater Toronto Area & Ontario
Round-the-clock service · Call anytime