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50+ Years
experience
Emergency
services
Toronto's Premier Electrical Services Since 1970
Astron Electric has been serving Toronto's electrical needs since 1970, establishing itself as a trusted leader in residential and commercial electrical services. Our team of ESA-certified electricians delivers code-compliant solutions for panel upgrades, rewiring, emergency repairs, and new installations. With decades of combined experience, we prioritize safety, transparency, and customer satisfaction while maintaining strict adherence to Ontario electrical regulations.

Our BBB-accredited business operates a modern fleet for rapid response times and offers 24/7 emergency services across Toronto and the GTA. We guarantee all work with warranties and maintain WSIB compliance for client protection. Through consistent growth and community engagement, we've earned recognition for 35+ years of excellence in electrical contracting.
Services
Electrical panel upgrades Emergency electrical repairs Knob-and-tube rewiring Commercial electrical services 24/7 emergency support
Details
  • Year established: 1970
Highlights and features
  • 40+ years of electrical expertise since 1970
  • ESA-certified electricians for code-compliant work
  • 24/7 emergency services with rapid response times
  • Transparent pricing with no hidden fees
  • BBB-accredited with 35+ years of customer satisfaction
Associations and certifications
  • Electrical Safety Authority
  • Better Business Bureau
What people say
Trusted experts Prompt service Professional team Transparent pricing Reliable solutions
Services
Electrical Panel Upgrades
Modernize your electrical system with code-compliant panel upgrades. Our ESA-certified technicians handle 100-400 amp conversions, ensuring safety and efficiency for homes and businesses. Prevent power failures while increasing property value through updated electrical infrastructure.
Emergency Electrical Repairs
Immediate response for urgent electrical issues including outages and breaker failures. Fully insured technicians available 24/7 across Toronto, using modern equipment to restore power safely and efficiently while maintaining safety standards.
Knob-and-Tube Rewiring
Upgrade outdated knob-and-tube systems in older homes. Our specialists replace hazardous wiring with modern solutions, reducing fire risks while improving electrical capacity for contemporary needs through minimally invasive techniques.
Commercial Electrical Services
Comprehensive electrical maintenance and installation for commercial properties. From lighting upgrades to emergency backup systems, our team ensures business continuity while meeting strict safety regulations for offices, retail spaces, and industrial facilities.
Residential Electrical Services
Complete home electrical solutions including lighting installation, smart home integration, and surge protection. Our licensed electricians provide safety inspections and repairs tailored to homeowners' needs while maintaining code compliance and energy efficiency.
Questions
What should I look for when hiring an electrician in Toronto?
Choose a licensed, insured electrician with ESA certification and strong customer reviews. Experience, transparent pricing, and warranty-backed work are essential for safety and compliance.
Why is it important to hire a licensed electrician?
Licensed electricians ensure code-compliant work that protects your property and maintains insurance validity. They follow strict safety protocols to prevent hazards and guarantee professional results.
Do you provide emergency electrical services in Toronto and East York?
Yes, we offer 24/7 emergency services for power outages, tripped breakers, and urgent electrical issues with rapid response times across Toronto and surrounding areas.
How quickly can I get a quote?
We provide free same-day estimates for most projects. Larger commercial jobs receive detailed inspections before clear, upfront pricing with no hidden fees.
Do you work on commercial and industrial properties too?
Yes, we serve offices, retail spaces, and industrial facilities with lighting upgrades, panel installations, and emergency backup systems tailored to business needs and safety standards.
What areas do you serve?
We serve Toronto, East York, North York, Scarborough, and the Greater Toronto Area with prompt, professional electrical services for residential and commercial clients.
Reviews (4)
Costa P.
Sep 24, 2021 Report
Positive:Professionalism,Punctuality
Excellent, proficient electricians. I hired Astron to do some exterior and interior work and I will use them again. Very punctual, professional and honest.
Services:Install outdoor lighting,Relocate outlets or switches,Install outlets or switches,Install light fixtures
Ontario Corp
Jun 23, 2021 Report
Positive:Professionalism,Quality,Responsiveness
The group of guys at Astron are capable of residential and commercial projects with a definite focus on quality. Neat work and meticulous attention along with a knowledgeable and respectful crew is what brings them back to our projects.
Damon Hanna
Mar 23, 2021 Report
Absolutely don't use Astron Electric, very poor customer service and communication. First, when the guy showed up to give me a quote, he could barely keep up and I wasn't even sure if he got the specs of my request. I specifically if they could do the job within a week, and he indicated that they could do it. That evening I receive an anonymous email with no note with a document attached that had some barely legible writing on it with an amount but no breakdown of the job. I was a quite concerned as the cost I was given was twice what my normal electrician would give me. So, I sent an email and
Kris C.
Jan 10, 2020 Report
Astron Electric was great! Great phone service and Ted was quick to fix a number of small jobs around my home. I had been looking for someone to do some small electrical repairs for so long, but no one was willing to do my tiny jobs (replace dimmer switch, fix bathroom fan, fix pot-light, fix cord for a lamp). Astron was up for the job and quick to come out! Thank you!!!!