# Contact the Commercial Service Line

> Call the Commercial Garage Doorman service line at (905) 536-5369 or email info@garagedoorman.ca. Mon to Fri 7 AM to 6 PM, Sat 9 AM to 4 PM, emergency line 24 hours. 6 Chestnut Dr, Grimsby, ON L3M 0C4.

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- Business: Commercial Garage Doorman, 6 Chestnut Dr, Grimsby, ON L3M 0C4, Canada
- Phone: (905) 536-5369 | Email: info@garagedoorman.ca
- Page updated: 2026-08-27

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One number for repairs, emergencies, maintenance programs and quotes. If a bay is blocked or a door is stuck open, say so when you call and it goes to the front of the queue.

## Hours

| Monday – Friday | 7:00 AM – 6:00 PM |
| --- | --- |
| Saturday | 9:00 AM – 4:00 PM |
| Sunday | Closed |
| Emergency line | Open 24 hours |

Commercial Garage Doorman 6 Chestnut Dr, Grimsby, ON L3M 0C4 [(905) 536-5369](tel:+19055365369) [info@garagedoorman.ca](mailto:info@garagedoorman.ca)

*Diagram: Stylized map pin marking the Grimsby base on the QEW corridor between Hamilton and St. Catharines*

## Request a call-back

The fastest way to reach dispatch is the phone. For quotes, maintenance program pricing or a door count on a multi-site property, email works too and we reply the same business day.

[Call (905) 536-5369](tel:+19055365369) [Email info@garagedoorman.ca](mailto:info@garagedoorman.ca?subject=Commercial%20door%20service%20request)

When you call, have ready: the door type (rolling steel, sectional, dock), the site address, and whether the bay is currently blocked.

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Commercial Garage Doorman is the commercial division of Garage Doorman. Service line (905) 536-5369. Full site: https://cgd-blue.pages.dev/