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  • 400+ 5 Star Yelp Reviews
  • BBB A+ Reputation
  • Angies List Super Service Award
  • Licensed, Bonded, Insured

Call today and ask about our FREE estimates, lifetime warranties,
deals and discounts we offer.

A1 Garage Door Service and Repair in Niwot, Colorado

The garage door is the largest moving device that can be seen in your home, it certainly makes sense to keep it in good condition. Both garage door and its components should be checked from time to time to ensure that all parts will continuously operate safely and efficiently. Look for the #1 trusted garage door service company in Niwot and Denver, no other than A1 Garage Door Service for any garage door concerns you may have. Call us now at 720-400-7727.

We are a garage door service company specializing in servicing, repairing and installing garage doors in your new home. We provide our services for both commercial and residential areas. So when it comes to your need for a garage door specialist, look no further than A1 Garage Door Service in Niwot.

A1 Garage Door Service use only the premium quality products of garage doors and its components from the most recognizable brand manufacturers because we know how to value your money and how important it is for you to have a door that perfectly fits in your home and businesses. Our products and services come at low prices with highest quality and products that can beat any other competitors. We guarantee that each of our products is covered with warranty from their respective manufacturers. We even offer lifetime warranties for some parts.

Along with the installation of quality garage door products, A1 Garage Door Service also offer other services such as garage door repair, inspection, and maintenance services. All of our expert team of technicians are well-trained and knowledgeable to fulfill our world-class standards and to ensure your complete satisfaction. We always strive to persistently provide the highest level of service and superior quality products to our customers. Because we value your money and care for you, our happiness is your fulfillment in our service!

Our expert technicians will certainly arrive at your areas promptly enabling them to effectively address your garage door problems, needs, wants, and preferences. They are the most courteous, honest, prompt and reliable technicians you will ever meet in the industry. They continuously keep updated with the latest techniques and information in terms of garage door services and repair in order to work efficiently. If you want the best garage door specialists in town, look no further than A1 Garage Door Service Niwot. Call us now today at 720-400-7727 and experience the exceptional garage door service you ever wanted.

We completely comprehend how vital your time is, that’s why we are available to help everyone with our 24/7 service including on holidays and weekends. Now, it is easier to get the service you need anytime. You can also expect Free estimation and Free professional advice from our experts. Plus, amazing promos, discounts, and great deals await all of the customers when you book an appointment with us.

Dial our number today at 720-400-7727 and schedule your appointments so that we can get the job done and you can experience a total customer satisfaction from us.

A1 Garage Door Service & Repair

See why we are the best!


Yelp 5 Star Reviews

Yelp 5 Star Rating We keep a high 5 star average rating with over 300 reviews!

bbb Acredited business

BBB Accredited

Better Business Bureau We maintain a A+ Rating with the BBB

BackGround Checks

BackGround Checks

Background Checks All A1 employees must pass a criminal background check before hire.

100% guaranted licensed bonded

Licensed Bonded & Insured

Licensed Bonded And Insured. Trust your work is done with quality.

super service award

Angies List

Angies List 2014, 2015, & 2016 Super Service Award recipient!

Arizona Register of Contractor

AZ Registrar of Contractors

Arizona Registrar of Contractors A1 Garage Door Registrars license #267827

A1 Garage Door Service

See why we are the best!

a1 Garage Door Openers

Garage Door Openers

Is your garage door opener defective or simply not working? Call A1 Garage Door Service at (720) 400 7727 and we will fix it for you. We have all the top models, brands and makes of garage door openers plus laser eyes and keypads.
a1 Commercial Doors, Docks & Gates

Commercial Doors, Docks & Gates

A1 Garage Door Service specializes in the installation, repair and maintenance of all commercial doors such as security gates, roll-up garage doors, warehouse doors & more for local Denver companies. Simply call us at (720) 400 7727.
A1 Panel Replacement

Panel Replacement

Do you have a broken or bent garage door panel? Contact A1 Garage Door Service at (720) 400 7727 and we will immediately replace or repair it.
A1 Garage Door Springs

Garage Door Springs

Always get the best torsion & extension springs. A1 Garage Door Service has an array of premium quality springs appropriate for your garage door. Just dial (720) 400 7727 to get your door functioning like new.
A1 Crashed Door Service

Crashed Door Service

Do you have a damaged door? Worry no more. Our expert team at A1 Garage Door is well-equipped to fix it for you. Call us at (720) 400 7727.
Custom Garage Doors - Phoenix

Custom Garage Doors

We know how you value the importance of having your own beautifully designed custom garage door. Call A1 Garage Door Service at (720) 400 7727 and benefit from our personal service from the conceptualization to the installation of your garage door and even its maintenance.
A1 Tune-Ups


Is your garage door loud? Is it lowering and raising slowly and gradually or even jumping on the tracks? Our technicians will make sure all of your components are in working condition and provide you with a full tune-up at reasonable prices. Just dial (720) 400 7727.
A1 Garage Door Sales & Install

Garage Door Sales & Install

Are you in need of a brand-new garage door? Whether your home’s door is old and broken down or you want to update the visual appeal of your home with a custom garage door, our technicians will certainly give you the service you deserve at a good price. Simply contact (720) 400 7727.
A1 Weather Seals

Weather Seals

Our specialists will install a brand new garage door weather seal which will keep rats, rain and dust away from your garage for good. Its simply a matter of calling A1 Garage Door Service at (720) 400 7727.
We Service All Makes & Models of Garage Doors & Openers

Recent Blog Posts

A1 Cares: Feed My Starving Children

At A1, we’re lucky enough to be growing and thriving at an otherwise uncertain time, and we also pride ourselves on taking an altruistic approach to serving the communities that support us. We recently hired 12 new professionals from across the nation, and because...

A1 Cares: Angels For Amelia

At A1 garage door service, we believe in supporting our community, team members, and families everywhere. When we heard about Angels for Amelia, we knew there had to be something we could do to help. Amelia is a little 3-Year-Old comedian who loves to party and dance...

A1 Cares: A1 Garage Door Blood Drive

A1 Garage Door Blood Drive   At A1 Garage Door Service, the health of our customers and team members is the utmost of importance to us. Community also means a lot to us here. We’re proud to call Phoenix home and we understand that in order for us to do well, our...

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