Troubleshooting and repair
Diagnosis of electrical faults, failed circuits, intermittent problems and other service issues.
Downtown Hamilton property services
Licensed electrical contracting for homes, condominiums, offices and commercial spaces in downtown Hamilton.
Explore electrical servicesOverview
Electrical contracting in Ontario is regulated through the Electrical Safety Authority. Businesses offering electrical work for hire generally must hold a valid ECRA/ESA electrical contractor licence, subject to the applicable exemptions.
Before work begins, the contractor should identify the required ESA notification, inspection process and any separate City of Hamilton permits or contractor-licensing requirements that apply to the project.
Common electrical services
Diagnosis of electrical faults, failed circuits, intermittent problems and other service issues.
Installation, replacement and modification of interior, exterior and specialty lighting systems.
Installation, relocation and repair of receptacles, switches and related branch-circuit components.
Panel, breaker and circuit work planned within the contractor’s licensed scope and applicable code requirements.
Electrical work coordinated with residential, condominium, office and commercial renovation projects.
Service, upgrades and installations for offices, retail spaces, restaurants and other commercial occupancies.
Assessment and installation planning for electric-vehicle charging equipment, including available electrical capacity.
ESA notification, inspection and completion documentation appropriate to the project, together with any applicable municipal permit requirements.
Choosing an electrician
Confirm that the business holds a current ECRA/ESA electrical contractor licence. Ask who will file the ESA notification, what inspections apply, whether separate municipal permits are required, how pricing is structured and what completion documentation will be provided.
Ontario profession facts
Ontario separates individual trade certification from the licence required for a business offering electrical contracting services to the public.
Electrician – Construction and Maintenance is a compulsory trade administered through Skilled Trades Ontario.
In Ontario, electrical work offered for hire must be performed through an Electrical Safety Authority Licensed Electrical Contractor, subject to applicable exemptions.
The City of Hamilton requires applicable contractors to hold a valid Trade and Contractor Licence to operate in Hamilton.
Downtown service area
Downtown contractors may serve residential towers, condominium properties, offices, retail premises and commercial spaces across central Hamilton and nearby central neighbourhoods.

Licensed Master Electricians · ECRA/ESA LIC 7009973 · 24/7 emergency service
Featured electrician
Stack Electric is a Hamilton-based family owned and operated electrical contractor serving homes and businesses across downtown Hamilton and surrounding areas. Services include panel upgrades and repairs, EV chargers, emergency service, generators, home inspections and residential and commercial electrical work.
Frequently asked questions
Use the Electrical Safety Authority contractor look-up tool and confirm the business has a current ECRA/ESA licence number. ESA identifies Licensed Electrical Contractors as the businesses authorized to offer electrical work for hire in Ontario.
The Electrical Safety Authority administers the electrical notification and inspection process in Ontario. A project may also require separate City of Hamilton building or trade-related permits depending on the work involved.
A certified electrician is an individual tradesperson. A Licensed Electrical Contractor is the business authorized by ESA to offer electrical work to the public. Consumers hiring electrical work should verify the contractor business and its ECRA/ESA licence.
Yes. Before work begins, clarify who will file the ESA notification, what inspections are expected, whether separate municipal permits apply and whether those fees are included in the quoted price.
Provide the property type, location, symptoms or desired work, relevant panel or service information if known, photos where useful, access constraints and any renovation or project schedule that may affect the work.
No. This page provides general service information. Electrical work and project-specific safety decisions should be handled by appropriately licensed and authorized professionals.
Downtown Hamilton property services