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Colorado's Original A1

A1 Garage Doors logo

Fixing Denver One Garage Door At A Time!

"We Service The Entire Front Range"

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We Always Have a Repair or Replacement Option for you



Garage Door Installation in Denver, CO and the Surrounding Areas

Emergency Services | Free Quotes over the Phone | Competitive Pricing

Emergency Services

Free Quotes Over The Phone

Competitive Pricing

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The Denver Area's Garage Door Experts

A1 Garage Doors is a local, family-owned company serving Denver, CO and the surrounding area. As a family-owned business, we know the importance of quality workmanship when it comes to your home or commercial space. We are dedicated to giving our customers the best service possible no matter what that looks like.


We have been helping our customers get their best garages since 2003. In all those years, outstanding customer service has always been our number one priority. From the start, we knew that what is most important is ensuring that our customers are getting the best garage they possibly can. We love helping our customers get the look and function of their perfect garage door, and we look forward to helping you.


We offer you a wide variety of garage doors, allowing you to enhance the appearance and security of your home at an affordable price. Whether you’re looking for a repair for your existing garage door or new garage doors in Englewood, CO or the surrounding areas, we are here to help. Take a look at our service pages to find out more about the work we can do.


We know that it’s important to find a quality contractor for your garage door needs, and we want to be the company that you trust. That’s why all of our labor is covered by a 30 day labor warranty and warranties are available on all parts, with extended warranties in some cases. We know we’ll do our best work on your garage, and we want you to feel as confident in our work as we do.


Not all repairs can be predicted or put off, and that’s why we offer same-day and 24/7 emergency repair services. We are always available because we know the importance of having a secure and functional garage door for your residential or commercial building.For FREE phone Quotes in 2 min or less, call (303)569-8579 or fill out our online form .

Garage Door Springs

A1 Garage Doors

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Check out our video testimonials and learn more about A1 Garage Door on our Vimeo page.

$125 Tune up w/Nylon rollers

(Parts are an additional cost)

Call Today (303) 569-8579

Call Today (303) 569-8579

FREE Tune-Up

FREE tune-up with any repairs at A1 Garage Doors. (parts are an additional cost)

Call Today (303) 569-8579

Call Today (303) 569-8579

Garage door repairs

Garage Door Repairs

When you need your garage door springs repaired, call on the skilled, professionally trained technicians from A1 Garage Doors right away! We are available for same day and emergency repairs, and you can call us any time to get a free quote on your garage door repair.
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Garage door opener

Doors and Openers

Choose from classic, modern and glass garage doors for your home, then pair your new door with a state-of-the-art LiftMaster door opener. For more information on our garage door installations in Castle Rock, CO and the surrounding areas, get in touch with us today!
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Emergency repairs

Emergency Repairs

Garage door damage doesn’t always happen at a convenient time. In the event of an emergency, we're here for you 24 hours a day, 7 days a week. Call us at (303) 569-8579 any time you’re in need of emergency garage door repair, no matter the time. We offer competitive pricing, and we’ll do the shopping for you!
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Garage Service Testimonials

A1 Garage Doors

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About Garage Door Technician

A1 Garage Doors

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Mike Rocks

A1 Garage Doors

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Commercial Garage Doors

A1 Garage Doors also repairs commercial-grade garage doors. Because these doors are heavier and more powerful, we take exceptional care on commercial jobs and send two technicians at one time.  If you have any questions about our commercial services, reach out to us today!

Commercial Garage Doors

A1 Garage Doors

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Here's what our satisfied customers are saying...

We Make Garage Doors a Snap!

A1 Garage Doors

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A1 Garage Doors

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Authorized LiftMaster Dealer

A+ Rating with the BBB for Over 16 Years

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