Commercial

Commercial Garage Door Service

When a commercial door is down, your operation stops. G Brothers installs, repairs, and maintains rolling steel, sectional, high-cycle, and fire-rated doors for warehouses, storefronts, and loading docks, with 24/7 emergency dispatch to get you running again.

  • Same-day service
  • 4.9 stars, 400+ reviews
  • Licensed & insured

What this service covers

Real work by background-checked local technicians, quoted at a flat rate you approve before anything begins.

  • Rolling steel and sectional doors

    Repair and installation for warehouses, storefronts, and docks, including high-cycle and high-lift configurations.

  • Fire-rated and code-compliant doors

    Fire-door service and drop testing to keep your building compliant.

  • Scheduled maintenance plans

    Planned service that prevents downtime on doors that cycle all day.

Commercial work we handle

  • Emergency repair on a door that is stuck open or closed

  • Rolling steel curtain, spring, and barrel service

  • Dock levelers, security, and oversized custom installs

  • Fire-door drop testing and code compliance

How it works

  1. 1

    Call or book online

    Tell us the symptom and your door. We schedule a same-day or next-day visit at no charge to look.

  2. 2

    On-site diagnosis and flat quote

    Your technician finds the real cause and gives you a flat price to approve before any work begins.

  3. 3

    Fixed and tested

    We complete the work, cycle and balance the door, and leave it running safely and quietly.

Why homeowners call G Brothers

Voted Best Garage Door Company, three years running

And rated 4.9 stars across 400+ Google reviews.

More than 40 years of experience

Family-owned, locally operated, and BBB accredited.

Free, no-obligation estimates

We look, diagnose, and quote a flat price you approve before any work starts.

Same-day and 24/7 emergency service

Most repairs are handled the day you call.

Background-checked, licensed, and insured technicians

Local crews you can trust in your home.

No pressure, done right the first time

We recommend a repair over a replacement whenever that is the right call, and back it with a workmanship guarantee.

Reviews

Rated 4.9 across 400+ Google reviews

Homeowners and businesses trust G Brothers for fast, honest garage door work.

4.9

Based on 400+ Google reviews

We had a great experience with this garage door company! They responded quickly and came out right away to fix our garage door. The service was fast, professional, and very affordable. Everything is working perfectly now, and we really appreciate how easy they made the whole process. We would definitely use them again in the future and highly recommend them to anyone needing garage door repairs!

Sara F.

Google review • Jun 2026

After putting off a broken garage spring for over a year, I finally called G Brothers Garage Doors. I only wish I had done it sooner. I found them on social media and got an immediate response. Scheduling was easy, and Boddrick showed up exactly when he said he would at 8:45 AM. He took one look at the issue and confidently said he could fix it and had the springs in the truck. He replaced both springs quickly for the exact quoted price with no surprises. While testing the door, he noticed noise in the rails and took the time to tune everything up as well. Professional, knowledgeable, efficient, and honest. The kind of service that is hard to find these days. If you need garage door work done right the first time, call G Brothers. No question. Highly Recommend!

David B.

Google review • Apr 2026

G Brothers came to check out our garage door issue within a half an hour of calling them. They turned around a quote within that same day and I was able to schedule my garage door opener replacement within 48 hours. This was much faster than I expected (my issue wasn’t an emergency). The garage door works much better now than I knew it could (older garage door). I highly recommend working with G Brothers! And will certainly be going back to them with any future garage door needs.

Kate H.

Google review • Apr 2026

I highly recommend this company. They did a great job! I needed a new 2-door and single door garage door and they came the very next day, did a great job, and were the best experience. I've had at least 3 companies come out and do work on my garage doors over the past 10 years and wouldn't use any of them again. I will be using G Brothers again and again, they did great work at the price they quoted. They were on time, did the work quickly, and it looks and works great!

Jay D.

Google review • Oct 2025

So grateful for these guys, they helped me out so quickly and at a great price! When my old door jammed up and got crunched they were the only ones who could within a day fix it and they work so fast it only took them an hour and a half to install a completely new door and springs, great work ethic and super nice guys! Other companies told me it would be weeks till they could get a new door and wanted to charge me thousands more, I would highly recommend these guys to anyone!

Everett M.

Google review • Sep 2024

Upfront, flat-rate pricing

Your estimate is free. We diagnose the problem on site, then give you one flat price to approve before any work begins. No surprises, no pressure, and an honest recommendation on whether a repair or a replacement is the better value.

A G Brothers technician servicing a residential garage door

Visit us

Find G Brothers Garage Doors

Reach out for same-day garage door service. Our technicians come to you for every repair, replacement, and install.

Our shop

12550 W Colfax Ave, Unit 107, Lakewood, CO 80215

Open 24/7 for emergency garage door service.

FAQ

Related questions

Quick answers about commercial doors and related work from the G Brothers team.

How much does a commercial garage door cost?

Commercial garage doors cost $1,000 to $10,000 or more installed, depending on type and size.

Read full answer
How do I prevent commercial garage door downtime and keep operations running?

Schedule preventive maintenance every 3 to 6 months depending on cycle count, inspect safety devices monthly, and keep a spare parts kit on site for common wear items.

Read full answer
How fast must a commercial fire door close to pass a drop test?

Under NFPA 80, a fire-rated rolling steel door must close at 6 to 24 inches per second during a drop test.

Read full answer

Ready to get started?

Book same-day service or a free estimate. Available 24/7.