69 Thornhill, ON Electrical Contractors

Working with electrical systems generally isn’t a DIY job. That doesn’t include small jobs such as swapping out a front-porch lighting fixture or installing a fan, but intensive electrical work behind the walls is more of an issue. When you consider the possible consequences of a mistake, from fire to serious injury, hiring a Ontario electrical contractor seems like a wise investment. More 
vaughan, ON, CA l4k1g7
5 miles from Thornhill
We offer a full spectrum of services for residential homes and commerical sites, from small projects to large. We strive to be efficient, neat and organized. We ensure our... Read More
alliston, ON, CA L9R 1V7
33 miles from Thornhill
Residential Service and Installation Electrician's Read More
toronto, ON, CA m2n 0c8
7 miles from Thornhill
lighting designer and electrical contractor Read More
Vaughan, ON, CA L4L5V6
5 miles from Thornhill
Omega home automation is an electric contracting company based out of Vaughan, Ontario. It has been servicing both the residential and industrial sectors for the past 25 years for... Read More
Mr. Potlight (905) 508-4411
Toronto, ON, CA
7 miles from Thornhill
Mr. Potlight installs pot light fixtures into residential communities and commercial properties. We are the best in the business with over 25 years of electrical service... Read More
Alpha Electrical Services (416) 471-1026
Richmond Hill, ON, CA
6 miles from Thornhill
ALPHA ELECTRICAL Services is the residential and commercial electrical Contractor in Great Toronto Area with more than 10 years of Business, and can help you with all manner of... Read More
Ambiance Electrical (905) 845-2065
Oakville, ON, CA L6K 2V1
28 miles from Thornhill
Experienced Electrical Contractor specializing in all Residential electrical including landscape lighting design and installation. Read More
toronto eletricians (647) 728-7919
Toranto, ON, CA M2M 2P3
10 miles from Thornhill
Professional Electrician in GTA, North York and Toronto that would take care of your all residential and commercial electrical services, repairs and emergencies Read More
Mississauga, ON, CA L4w3J8
20 miles from Thornhill
AT ECO-CAN ELECTRIC WE HAVE OVER 10 YEARS OF ELECTRICAL EXPERIENCE. SPECIALIZING IN THE RESIDENTIAL AND COMMERCIAL FIELDS. WE ARE A FULLY LICENSED AND INSURED COMPANY REGISTERED... Read More
ElecTriLight Ltd (289) 259-8751
Oakville, ON, CA L6H5Z7
28 miles from Thornhill
Electrical contractor Serving Halton area for Residential, Commercial, Industrial and automation services. ESA/ECRA contractor ACP listed (0% defect) Read More
Electric Connection Inc. (705) 828-3495
Barrie, ON, CA L4N6X9
44 miles from Thornhill
With over fifteen years of diversified electronic and electrical contracting experience in residential, commercial and industrial sectors; The Electric Connection proudly serves... Read More
Stack Electric Ltd. (905) 512-9428
Hamilton, ON, CA L8W 1L6
44 miles from Thornhill
Stack Electric is a full service, family owned and operated, electrical contractor located in Hamilton Ontario. Our goal is to provide the best electrical services for all your... Read More
Paramount Electric Inc (647) 985-4620
Toronto, ON, CA
7 miles from Thornhill
Proudly providing the Greater Toronto Area with over 15 years’ experience in electrical service, maintenance and construction. Read More
CLI ELECTRIC (417) 771-6730
toronto, CA m9m 1k5
7 miles from Thornhill
CLI Electric is a full service residential, commercial and industrial electrical contractor located in Toronto, Ontario. We provide service to all of the GTA and surrounding area.... Read More
Noam (416) 538-4512
Thornhill, CA l4j3h6
List your business here for free - Learn More

What Does an Electrical Contractor Do?


An electrical contractor plans, installs and repairs wiring in structures. He or she works closely with the home’s general contractor or remodeling contractor to determine the specific electrical needs for the project and to ensure that the wiring will meet Thornhill, ON building codes. His or her job includes installing and repairing fixtures, switches and other visible components of electrical systems as well.

With today’s technological needs and advances, many electrical contractors also are trained to install fiber optic and coaxial cables for electronic equipment. They may design and install data systems and wire for security features such as alarms too. Some electrical contractors specialize in certain areas: HVAC, low-voltage appliances and systems and more.

Questions to ask a prospective electrical contractor:


  • How long have you been in the business?
  • How many projects like mine have you completed?
  • Who will be working on the project?
  • Are the workers employees or subcontractors?
  • Can you provide me with references?
  • Are you and your employees licensed and insured?
  • What license(s) do you have?
  • How do you charge, and what does that include?
  • Can you give me a written estimate?
  • What do your services include?
  • How will I be charged for parts and materials?
  • Who will make repairs to any structural damage that results from the job?
  • When can this job get done?
  • What happens when the cost exceeds the budget? What about changes to materials or labor pricing?
  • What will I need to provide?
  • Are there any important considerations or concerns you foresee with this project?

Find an electrical contractor on Houzz. Narrow your search in the Professionals section of the website to Thornhill, ON electrical contractors. If you’re planning a large-scale project, find other professionals on Houzz who can help get the job done.
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