Commercial Wiring & Rewiring in Oakville
Wiring that failed an ESA inspection, aluminium wiring in a unit taken over from a previous tenant, circuits overloaded by new commercial equipment. Our ECRA/ESA licensed electricians handle commercial and industrial wiring and rewiring across Oakville — written price before work starts, ESA certificate at closeout.
- Wiring failed ESA inspection
- Aluminium wiring in a commercial unit
- Undocumented circuits from previous fit-out
- Overloaded circuits from new equipment
- Shell unit wired from scratch
- ESA certificate needed for landlord or insurer
Commercial Wiring Problems That Stop Businesses Opening or Trading in Oakville
Most commercial wiring problems come from previous tenants, skipped inspections or equipment that outgrew the original fit-out.
Wiring failed ESA inspection
Landlord or insurer requires an ESA certificate before occupancy or renewal. We identify what failed, correct it and file the notification so the certificate is issued.
Aluminium wiring in a commercial unit
Aluminium wiring expands and contracts differently from the devices it connects to. Loose terminations heat up over time. We remediate at every device or rewire the affected circuits.
Undocumented circuits from previous tenant
Unmarked breakers, junction boxes inside walls, circuits nobody can trace. We map the existing wiring, document every circuit and label the panel so your team knows what is what.
Circuits overloaded by new equipment
New commercial kitchen equipment, HVAC or production machinery added to circuits that were never sized for the load. Dedicated circuits run to spec before the equipment trips or fails.
Shell unit wired from scratch
New commercial unit with no fit-out. We design and install the full electrical system — panel, circuits, outlets, lighting and dedicated equipment feeds — to your lease and business requirements.
ESA certificate required by landlord or insurer
Lease renewal, insurance renewal or a property sale requiring proof the electrical is compliant. We assess, correct what needs correcting, file the notification and hand over the certificate.
Commercial Wiring Oakville
Wiring That Failed Inspection Closes Doors. We Fix It, File the Notification and Hand Over the Certificate.
A failed ESA inspection means you cannot open or renew. Aluminium wiring means your insurer may not pay out. Undocumented circuits mean your maintenance team is guessing in the dark. Commercial wiring and rewiring in Oakville done by ECRA/ESA licensed electricians — written price before work starts, nothing added to the invoice afterwards.
Commercial Wiring & Rewiring Services We Provide in Oakville
-
Full commercial unit rewiring — circuits, panel, outlets and lighting run to current ESA requirements with as-built documentation at closeout.
-
Dedicated circuits for commercial equipment — kitchen equipment, HVAC, compressors and production machinery sized to actual draw, not nameplate.
-
Aluminium wiring remediation — CO/ALR devices at every termination or full rewiring of affected circuits, with ESA notification filed.
-
Circuit mapping and panel labelling — every circuit traced, documented and labelled so nothing is a mystery when a fault occurs.
-
Shell unit wiring from scratch — full electrical design and installation for a new commercial tenancy from the meter to every outlet, fixture and feed.
-
ESA notification and certificate — filed by us, handed over at closeout so your landlord, insurer or buyer has what they need.
How Commercial Wiring & Rewiring Works in Oakville
Site visit & written quote
We assess the existing wiring, identify what needs replacing or adding and give you a written price before any work starts. Nothing begins without your approval.
Scheduled around your hours
Work is staged around your trading hours, nights or weekends so the business is not closed longer than necessary. Sequence agreed before the first day on site.
Wiring installed & tested
Circuits run, panel updated, every outlet and feed tested before the area is handed back. Panel labelled and as-built record prepared at the same time.
ESA notification filed & certificate handed over
ESA notification filed by us, certificate issued and handed to you at closeout — so your landlord, insurer or buyer has the paperwork they need.
Commercial Wiring & Rewiring Questions From Oakville Business Owners
Cost, disruption, aluminium wiring and ESA certificates — answered before you book.
Commercial rewiring cost in Oakville depends on the size of the unit, the number of circuits, whether the panel needs replacing and what the existing wiring condition is. A written price is given after a site visit — nothing is quoted blind and nothing is added to the invoice afterwards. Most commercial rewiring jobs are priced per circuit or per unit with a fixed closeout cost that includes the ESA notification and certificate.
Request Commercial Wiring & Rewiring in Oakville
A licensed electrician calls you back to confirm scope and timing.
(289) 802-4963Thank You!
Your message has been sent successfully. We'll get back to you shortly.
What Oakville Business Owners Say About Our Commercial Wiring
Searched for commercial wiring near me after our landlord asked for an ESA certificate before renewing the lease. The unit had aluminium wiring from the previous tenant that nobody had touched in years. Every termination replaced with proper CO/ALR devices, ESA notification filed, certificate in hand within the week.
Jason L.
Café owner, Kerr Village · Feb 11, 2026
Took over a shell unit in Glen Abbey and needed it wired from scratch before we could open. Full panel, circuits, kitchen dedicated feeds and lighting. Work was staged around our fit-out so trades were never waiting on each other. ESA certificate handed over before our first day of trading.
Karen P.
Restaurant owner, Glen Abbey · Mar 5, 2026
Added two commercial fryers and a new hood to our kitchen. The circuits were not sized for the load and kept tripping. Dedicated feeds run for each piece of equipment, load assessment done first so nothing overloaded the panel. Not a single trip since and the ESA certificate went straight to our landlord.
Mike R.
Restaurant owner, Uptown Core · Apr 18, 2026
Looked up commercial rewiring near me after we bought a unit with a panel full of unmarked breakers and circuits nobody could trace. Every circuit mapped, panel labelled, as-built drawings handed over. Now any electrician who walks in knows exactly what they are working on.
David W.
Facility manager, River Oaks · May 29, 2026
Our insurer flagged aluminium wiring during a renewal and quoted us a significant premium increase. Had it fully remediated — CO/ALR devices at every outlet and switch throughout the unit. Insurer accepted the ESA certificate and the premium stayed flat. Worth every dollar.
Linda T.
Retail owner, Bronte Village · Jun 20, 2026
Renovation rewire done on nights and weekends so we never closed. Old wiring stripped, new circuits run throughout, panel replaced and everything labelled properly for the first time in the building's history. Invoice matched the written quote exactly.
Chris F.
Salon owner, Downtown Oakville · Aug 12, 2026
Areas Our Commercial Electricians Cover in Oakville
Commercial and industrial electrical services across every neighbourhood in Oakville and Halton Region.
Our Location
466 Speers Rd, Unit 215, Oakville, ON L6K 3W9