The garage door specialist in Sarnia and surroundings

Contact us for all your garage door needs


Classic CC, 9' x 7', Moka Brown, window layout: Right-side Harmony

Monday – Friday from 8:00 AM to 4:30 PM for Parts

8:00 AM to 5:00 PM for sales

Saturday – Oldcastle location only - opened from 9 AM to 1 PM unless it's a Holiday week‑end


Monday – Friday from 8:00 AM to 4:30 PM for Parts

8:00 AM to 5:00 PM for sales

Saturday – Oldcastle location only - opened from 9 AM to 1 PM unless it's a Holiday week‑end


Dor-co garage doors who we are?

Established since 1976, our expert technicians have been exceeding your expectations. Dor-Co Garage Doors is a business that always delivers high quality work. For all of your garage door needs, call us at 1-800-590-4455.

Having a garage door emergency?

Get a free quote. If you have an issue with your garage door in Windsor and all Essex County area, Chatham and all Kent County area or Sarnia and all Lambton County area, call Dor-Co Garage Doors at 1-800-590-4455, or complete our service form online to get a free quote.

In the market for a new garage door in Sarnia, ON?

Sarnia is the largest city on Lake Huron and in Lambton County. With a population of 71,594, the city contains many house styles such as Traditional and Contemporary. Dor-Co Garage Doors have the garage door that perfectly fits with the style of your home. Take a look at our image gallery, where hundreds of options are available.

Garage door parts in Sarnia, ON

At Dor-Co Garage Doors, we are specialized in garage door service, installation, and maintenance. We carry either decorative accents to add charm to your home, as well as replacement parts for garage door repairs, including springs, replacement panels, garage door openers, and more.

Sarnia’s best garage door openers

For the most reliable performance, here at Dor-Co Garage Doors, we recommend LiftMaster garage door openers. We have solutions available for residential and commercial garage doors, as well as industrial garage door opener needs.

Our advice for the Sarnia area

We recommend an insulated GARAGA garage door to keep your entire home comfortable no matter the weather. From snowy winters to rainy springs to humid summers, Sarnia has all kinds of temperature throughout the year. Both the Standard+ and the Cambridge GARAGA doors offer R-16 thermal resistance, which adds up to big energy savings for you. See the design options in our Design Centre.

Be inspired

Be inspired

Design Centre Icon - Classic XL

Already have an idea?

Build your door using our Design Centre!

Area Served

Sarnia Neighbourhoods:

South Sarnia, Downtown Sarnia, Tree Streets, Coronation Park, Cardiff Acres, Sherwood Village, College Park, Wellington Park, High Park, Henderson/Sky Acres, Point Edward, Rosedale, Oak Acres, Errol, Twin Lakes, Wiltshire Park, Rapids Parkway, Lakeshore & Lakefront

Pointer Map-A Sarnia, ON
Drive 79.4 km, 1 h 20 min
Take Vidal St N to ON-40 S 5.2 km / 7 min
1. Head east on George St toward Christina St N 140 m
2. Turn right at the 1st cross street onto Hwy 40B/Vidal St N
Continue to follow Vidal St N
3.5 km
3. Turn left onto Kenny St 72 m
4. Turn right onto Tashmoo Ave 950 m
5. Turn left onto Churchill Rd 550 m
Turn right onto ON‑40 S 38.4 km / 26 min
Take Base Line W to murray St/ON‑40 S 5.7 km / 6 min
6. Turn right onto Arnold Rd 1.4 km
7. Arnold Rd turns left and becomes Base Line W 4.3 km
Turn right onto murray St/ON‑40 S 
- Continue to follow ON‑40 S
14.2 km / 10 min
Take Prince Albert Rd/Chatham‑
Kent County Rd 30 to ON‑40 N
15.0 km / 12 min
8. Turn left onto Countryview
Line/Chatham‑Kent County Rd 29
3.8 km
9. Turn right onto Prince Albert Rd/Chatham
Kent County Rd 30 (signs for County Road 30)
11.2 km
Turn right onto ON‑40 N 1.0 km / 1 min
Pointer Map-B 698 Grand Ave. East, Chatham, ON N7L 1X6

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