Broken spring

04 July 2025 , Marilyn , Ontario

Jeff repaired the broken spring just in time for my garage sale. He was courteous and very pleasant to work with. Thank you Jeff. I tried to give a five-star rating but the system will not… Read more Jeff repaired the broken spring just in time for my garage sale. He was courteous and very pleasant to work with. Thank you Jeff. I tried to give a five-star rating but the system will not accept the ratings. Definitely a 5-star service!

Repairs on garage door

12 May 2025 , Rose , Ontario

Called Dor-co for service on our garage door. Jeff Harris came out the same day. He was very quick and efficient. Gave us pointers on the upkeep of the door. He knows his job well and shows pride in… Read more Called Dor-co for service on our garage door. Jeff Harris came out the same day. He was very quick and efficient. Gave us pointers on the upkeep of the door. He knows his job well and shows pride in his work! Thanks Dor-co and Thanks Jeff!

Overhead Door

12 June 2024 , Muhammad , Ontario

Service workshop door and install new door at house

Great service and product

06 April 2024 , Natalie , Ontario

We had damage to our existing garage door, Dor-co came out to assess and discuss our options, they told us they could fix it and did temporarily on the spot. We opted for a new door, best decision it… Read more We had damage to our existing garage door, Dor-co came out to assess and discuss our options, they told us they could fix it and did temporarily on the spot. We opted for a new door, best decision it looks amazing we went with a window (game changer). Service was excellent, our installer knowledgeable. Thank you for a great experience

Garage door repair

01 April 2024 , Don , Ontario

Our garage door was backed into and damaged the door. DOOR.CO not only repaired it but but it runs better than it ever did 1 What great service

Service

19 February 2024 , Ro , Ontario

Like so many other reviews that I have read on here, Jeff came out and did a repair on my door. He explained everything in detail, provided other options, and was a complete professional. He has a… Read more Like so many other reviews that I have read on here, Jeff came out and did a repair on my door. He explained everything in detail, provided other options, and was a complete professional. He has a really engaging personality that is perfect for this type of work. An A+++ experience.
I'm a customer for life !

Dor-Co Garage Doors

1030 Confederation St., Unit #5 Sarnia, Ontario Canada, N7S 6H1
Phone: 1-877-725-7114
Toll free: 1-888-843-6962
Fax: 519-737-1774

https://www.dor-co.com

Residential
Commercial

Payment methods:
Check, Cash, Debit, MasterCard, Visa

Opening hours:
Monday to Friday from 8:00 AM to 4:30 PM for Parts and 8:00 AM to 5:00 PM for Sales

Showroom:

Directions

Area served:

Essex County including Oldcastle, Kent County including Chatham and Lambton County including Sarnia

In need of a new garage door system? Contact Dor-Co Garage Doors, located in Oldcastle, Chatham and Sarnia, Ontario. Their team has been providing expert overhead door installations, repairs and maintenance since 1976. Their professional attitude and attention to detail has made them stand out from the competition.

Dor-Co Garage Doors has built a reputation for being the area’s best garage door dealer. Homeowners and contractors appreciate their great customer service and their high end products. Here at Garaga, we are proud to include Dor-Co Garage Doors in our network of Garaga Experts. Their staff is trained and certified to install all of our products according to the highest safety standards in the industry. For your convenience, they carry our full line of GARAGA garage doors as well as LiftMaster brand door openers. Their staff can help you choose the perfect overhead door system for your home or business.