OVERHEAD DOORS MISSISSAUGA

Commercial Overhead and garage Doors in Mississauga since 1974

At Grizzly Door Systems, we are your trusted experts for sales, service, installation, and support of commercial overhead doors, automatic doors, loading docks, security gates, grills, and related access systems in Mississauga and the Greater Toronto Area.

With 50 years of experience, our knowledgeable sales and service team delivers tailored solutions to meet the unique needs of your property.

Automated overhead doors — Overhead Door Installation in Mississauga

Professional Sales and Installation

Comprehensive sales of high-quality commercial and industrial overhead, garage, and automatic doors.

Wide range of products including sectional, rolling steel, high-speed doors, dock equipment, security gates, and man doors.

Professional installation services designed for durability, smooth operation, and safety.

Custom solutions matched to your functional and aesthetic requirements.

Mississauga Client Testimonials

Mike S.

I've dealt with Grizzly Door Systems a few times over the last 20 years, and their work is always top-notch. The team genuinely cares about doing the job right and takes the time to explain everything.

Grizzly Door Systems should be proud of their people, especially during these challenging times. Many thanks!

Commercial overhead door installation in Mississauga

David G.

Easy to schedule repair. Technician arrived as scheduled and completed all work efficiently ensuring everything was functioning perfectly before leaving.

Excellent service again as normal.

Commercial Door Repair Mississauga

Frank C.

Excellent experience all around. From the call to the office through the request for repair/service to the visit to complete the work, the company is the very definition of great customer service.

Pricing was fair and as quoted, on-site tech was professional and the office was a pleasure to deal with. Having been in business for over 45 years (20+ as a General Contractor), I would rate Grizzly Door Systems as among the best I've dealt with.

Commercial garage door repair in Mississauga

Petra L.

Annette at reception was courteous and professional, prioritizing the repairs. Tino arrived the next day, kept me updated, and fixed my garage door quickly. With over 37 years in customer service, I was impressed by the team’s organization. I highly recommend this company. Thank you for a job well done!

Door Repair at Toronto Business

Service & Repair

Celebrating over 50 years of overhead door service in Mississauga.

Full service offerings, including 24/7 emergency support in Mississauga and throughout Southern Ontario, planned maintenance, repairs, and preventative care.

Experienced technicians handle everything from routine tune-ups to complex repairs on commercial and residential doors and openers.

Maintenance and repair services help extend system life, improve performance, and reduce unexpected downtime.

Service and repair vehicles — 24/7 Emergency Repair Team

Warranty

All installations come with a 1-year installation warranty under normal use, provided proper preventative maintenance is documented.

Manufacturer warranties also apply to the products we sell — coverage varies by brand and requires proper maintenance and operation in accordance with manufacturer recommendations.

At Grizzly Door Systems, we don’t just sell doors—we ensure they are installed correctly for optimal performance. Our expert team provides professional installation, regular maintenance, and emergency repairs to keep your overhead doors functioning at their best.

Get a Free Quote Today!

Upgrade your space with a high-performance overhead door from Grizzly Door Systems. Contact us today for a free consultation and find the perfect overhead door solution for your needs.

📞 Call us now at 905-670-3363 or Request a quote online.

With locations in Mississauga and Barrie, we proudly serve the GTA and surrounding areas with industry-leading sales and installation services