Electrical Contractors in London
6 verified electrical contractors in London. Compare ratings and reviews.
Electrical in London — What You Need to Know (2026)
Looking for the best electrical contractors in London? Our directory lists 6 verified electrical companies in London, Ontario, ranked by Google reviews and ratings. Compare electrical contractors near London to find the right fit for your project.
Electrical Cost in London (2026 Ontario Rates)
Electrical cost in London varies by project scope, materials, and contractor experience. Ontario rates in 2026 reflect rising material costs and strong demand across the Golden Horseshoe. Get at least three written quotes from electrical companies in London to ensure competitive pricing. Ask for a detailed breakdown of labour, materials, permits, and cleanup.
What to Look for When Hiring a Electrical Contractor in London
When hiring a electrical contractor in London, verify their credentials before signing. Check for WSIB (Workplace Safety and Insurance Board) clearance at wsib.ca, confirm liability insurance coverage of $2 million or more, and ask for references from recent projects in London or nearby communities. Licensed, insured, and Ontario Building Code compliant contractors protect your investment and your property.
Best Time for Electrical Work in London
Timing matters for electrical work in London. Ontario's seasonal weather patterns affect both scheduling and pricing. Book your electrical project during shoulder seasons (spring or fall) for better availability and potential savings. Emergency services are available year-round, though expect premium rates during peak demand periods.
Every electrical contractor in our London directory has a verified Google Business Profile with real customer ratings and reviews. Our marketing gap analysis helps you identify established companies with strong reputations versus newer entrants that may lack adequate documentation.
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Data from 6 verified Google Business Profiles
Showing 6 of 6 electrical businesses in London
S & S Electrical
London Electric Co.
ElectriFy London
West End Electrical Ltd.
Ontario Electrical Services
London Electric Repairs
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Hiring a Electrical in Ontario
$2,000
Year-round
What to Look For
- ESA-licensed (mandatory in Ontario)
- Experience with panel upgrades and EV chargers
- Clean inspection history
Tips Before You Hire
- 1.Verify ESA/ECRA licence number
- 2.Ask if they handle ESA inspections
- 3.Get permit-included pricing
Electrical Cost Guide — London (2026)
Typical price ranges for electrical work in London. Get at least 3 quotes to compare.
Prices in CAD. Based on typical Ontario contractor quotes, 2026. Actual costs vary by scope, materials, and access.
Electrical Licensing in Ontario
Required Licence
ESA Licensed Electrical Contractor (ECRA/ESA #)
All electrical work requires ESA permits and a licensed contractor.
Red Flags to Watch For
- No ESA/ECRA number
- Offers to skip permits
- No WSIB
- No written contract
London Homeowner Resources
Official municipal links for permits, bylaws, and services
Ontario Contractor Verification
Verify licences, insurance, and credentials before hiring
What to Book This Season
March — May in London
Spring is peak booking season. Contact contractors in February for the best availability.
Before You Hire a Contractor in London
- Get at least 3 written quotes for comparison
- Verify WSIB clearance certificate (protects YOU from liability)
- Check Google reviews AND ask for local references
- Confirm they will pull all required permits
- Never pay more than 10-15% deposit upfront
- Get everything in writing — scope, timeline, payment schedule
- Verify their business insurance is current
- For regulated trades (electrical, plumbing, gas), verify their license number
Ontario law: Ontario's Construction Act provides a 10% holdback right on construction projects. Learn more
Grow Your Electrical Business in London
Products designed for every Electrical contractor — from review collection to fleet branding.
Frequently Asked Questions — Electrical in London
- How many electrical contractors are in London?
- There are currently 6 verified electrical contractors listed in London, Ontario in our directory.
- Do electrical contractors need a licence in Ontario?
- ESA Licensed Electrical Contractor (ECRA/ESA #). All electrical work requires ESA permits and a licensed contractor.
- Do I need a building permit for electrical work in London?
- Most electrical work in London may require permits from the local building department. Your contractor should handle the permit process. Always confirm permits are included in your quote.
- How much does electrical work cost in London?
- Electrical costs in London vary by project. Panel Upgrade: $1,500-$4,000 (200A panel). Outlet Installation: $150-$400 (per outlet). Get at least 3 quotes to compare.
- How do I verify a electrical contractor's insurance in London?
- Request a current Certificate of Insurance and verify WSIB (Workplace Safety and Insurance Board) coverage at wsib.ca. This protects you from liability if a worker is injured on your property.
- What is an ECRA/ESA licence and why does it matter?
- ECRA (Electrical Contractor Registration Agency) is now part of ESA (Electrical Safety Authority). All electrical contractors in Ontario MUST have an ESA licence number. This ensures they're qualified and insured. Verify at esasafe.com/contractor-search before hiring.
- What electrical work can I do myself in Ontario?
- In Ontario, homeowners can do basic tasks like changing light bulbs, replacing switch plates, and swapping outlets (same type). Anything involving new wiring, panel work, or circuit changes requires a licensed electrician and an ESA permit.
- How much does EV charger installation cost in Ontario?
- Level 2 EV charger installation in Ontario costs $1,000-$3,500 depending on panel capacity and distance from your electrical panel. If you need a panel upgrade (common in older homes), add $1,500-$4,000. Some Ontario utilities offer rebates.
- How much does an electrician cost in Niagara Ontario?
- Electricians in the Niagara Region charge $85-$130/hour, slightly below GTA rates ($100-$150/hour). Service calls start at $150-$250. Common jobs: outlet installation $150-$300, panel upgrade $2,000-$4,500, whole-house rewiring $8,000-$15,000. Always get a flat-rate quote for defined work.
- Do I need a licensed electrician in Ontario?
- Yes. Ontario's Electricity Act requires all electrical work (except basic tasks like changing bulbs) to be done by a licensed electrician with an ESA-registered contractor. Unlicensed work is illegal, voids insurance, and can be a fire hazard. Fines range from $1,000-$50,000.
- How do I verify an electrician's licence in Ontario?
- Visit esasafe.com/contractor-search and enter the contractor's name or ECRA/ESA licence number. All legitimate electrical contractors in Ontario must be registered. Also verify WSIB coverage at wsib.ca and ask for proof of $2M+ liability insurance.
- Does the electrician have liability insurance and WSIB?
- Any reputable electrician in Ontario carries $2M+ liability insurance and WSIB (Workplace Safety and Insurance Board) coverage. WSIB protects you from liability if a worker is injured on your property. Request certificates before work begins — if they refuse, hire someone else.
- How much does an electrical panel upgrade cost in Ontario?
- Panel upgrades in Ontario cost $2,000-$4,500 for 100A to 200A service. This is essential for older homes adding EV chargers, heat pumps, or hot tubs. A 400A upgrade for larger homes runs $4,000-$8,000. Includes ESA permit and inspection.
- How much does whole-house rewiring cost in Ontario?
- Whole-house rewiring in Ontario costs $8,000-$15,000 for a typical 1,500-2,000 sq ft home. This includes replacing outdated aluminum or knob-and-tube wiring, upgrading the panel, and installing modern outlets. Essential for homes built before 1970. Takes 5-10 days.
- What is knob-and-tube wiring and is it dangerous?
- Knob-and-tube wiring was used in Ontario homes built before 1950. It lacks grounding, can't handle modern electrical loads, and is a fire risk when covered by insulation. Most Ontario insurance companies require its removal. Replacement costs $8,000-$15,000 for a full home.
- How much does it cost to add a new circuit in Ontario?
- Adding a new circuit in Ontario costs $200-$600 depending on distance from the panel and complexity. Dedicated circuits for appliances (dryer, range, hot tub) cost $300-$800. Each new circuit requires an ESA permit ($50-$100) and inspection.
- When should I upgrade my home's electrical system?
- Upgrade if: your panel is less than 100A (most Ontario homes need 200A today), you have aluminum wiring or knob-and-tube, breakers trip frequently, you're adding major appliances (EV charger, heat pump, hot tub), or your home insurance requires it. An electrical inspection costs $200-$400.