Commercial Door Installation & Repair
NABCO Distributor & Installer
4.9/5Automatic doors, ADA door operators, storefront entrances, and manual commercial doors. Our Colorado-based team helps businesses keep their entrances working safely, reliably, and professionally.
Call (720) 572-1867 Request an EstimateLocally owned • Fully insured • AAADM-certified technicians • Emergency service available
We Service All Major Automatic Door Brands
NABCO distributor and installer. We also repair and maintain Stanley, Record, Besam, Horton, and other major automatic door systems.
Distributor & installer
Service & repairs
Service & repairs
Service & repairs
Service & repairsBrands shown represent manufacturers we service. NABCO is our featured distributor brand.
We Install, Repair & Maintain Commercial Doors
We work with business owners, facility managers, and contractors who need dependable commercial door service. Explore the services we offer for commercial entrances throughout the Denver metro area.
Automatic Sliding & Swinging Doors
Diagnosis, repair, replacement, and installation of powered sliding, swinging, and folding doors. We troubleshoot operators, sensors, motors, controls, and more.
ADA & Handicap Door Openers
Low-energy automatic operators, push plates, activation devices, and accessibility upgrades. Our AAADM-certified technicians service a variety of door systems.
Glass Storefronts & Vestibules
New glass-and-aluminum storefront systems, vestibules, replacement entrance doors, and repairs to existing commercial entrances.
Hollow Metal, Aluminum & Wood Doors
Repair and replacement of commercial doors, frames, closers, hinges, locks, and other hardware. Solutions for offices, retail buildings, and facility entrances.
We Proudly Distribute & Install NABCO Automatic Doors
Automatic Door Doctors is a NABCO distributor. We help Colorado businesses select, install, and maintain NABCO automatic door systems for dependable commercial entrances.
We also diagnose and repair automatic doors from other leading manufacturers, including Stanley, Horton, Besam, Record, and more. NABCO is our featured distribution and installation brand.
Ask About NABCO Doors
Experienced Technicians. Responsive Service.
As a locally owned commercial door company, we focus on diagnosing problems accurately, explaining the options, and delivering durable repairs rather than unnecessary replacements.
- AAADM-certified technicians
- Fully insured service
- Automatic and manual door expertise
- Repairs across many major brands
- New installations and replacements
- Preventive maintenance options
- Emergency door service available
- Commercial properties throughout the Denver metro area
Is Your Commercial Door Not Working?
Doors that fail to open, close, latch, or respond to sensors can disrupt operations and create safety and accessibility concerns. Whether the problem involves an automatic operator, door closer, worn hardware, or an entire entrance assembly, we can help determine the appropriate repair.
Commercial Door Repairs
We investigate recurring faults, erratic operation, worn parts, sensor issues, alignment problems, and damaged hardware. Our goal is to restore reliable operation whenever a repair is practical.
New Door Installation
Opening a new business, remodeling, or upgrading for accessibility? We help select and install commercial entrances suited to your building, traffic, and budget.
Preventive Maintenance
Routine inspections and adjustments can help catch worn components, verify safe operation, and reduce avoidable breakdowns.
Emergency Door Service
When an entrance will not operate or secure properly, call our office to discuss the problem and emergency-service availability.
Estimates & Warranty
Free estimates: We offer free estimates for new commercial door installations and manual-door repairs. Diagnosing an existing powered automatic door involves a service call and associated charge.
Our standard warranty: Completed work includes a 90-day workmanship warranty, with parts covered for at least one year, subject to applicable terms and manufacturer coverage.
For details about a particular job, please contact our office.
Denver Metro Commercial Door Service
Based in the Denver metropolitan area, Automatic Door Doctors serves commercial properties across the Front Range. Contact us with your site address and the type of door involved so we can confirm coverage and scheduling for your location.
We work with business owners, property managers, facility teams, general contractors, and organizations that depend on reliable commercial entrances.
Common Commercial Door Questions
Do you repair automatic doors installed by other companies?
Yes. We service many commercial automatic door brands, including sliding and swinging systems installed by other providers.
Can you install a handicap-accessible automatic opener?
Yes. We install and service ADA-focused, low-energy door operators and activation equipment. The appropriate setup depends on the doorway and application.
Are estimates free?
Estimates are free for new door installations and manual door repairs. Troubleshooting existing powered automatic doors is a billable service call.
Do you provide emergency service?
We offer emergency service. Please call our office to discuss availability and the nature of the issue.
What Customers Say About Automatic Door Doctors
From emergency repairs to professional installations, our customers appreciate prompt service and reliable workmanship.
“Mr.Lance is the bomb he came to my site and repaired my ADA door and replaced the electric door striker and he did it quick Thank you Mr.Lance your the 💣”
Customer review shared from Google
“Chris at Automatic Door Doctors arrived on time and fixed our challenging commercial door issue in one short visit after another company couldn’t fix it after multiple trips. He is professional, prompt and very knowledgable. Highly recommend”
Customer review shared from Google
“I wish I could have 10 stars to give. Lance was the best!! He had my door fixed in less than 30 minutes. Superb service and superb communication. Many thanks!!”
Customer review shared from Google
“The door broke off of it’s hinge and was hanging by a closer, not an easy setup to explain to customers about walking around it. Within hours they were there and able to FIX the door, saving the day. I have had them back to repair other door issues and they look & work better than ever. Highly recommend +++”
Customer review shared from Google
“We were entirely pleased with the work done by Automatic Door Doctors. Adam was the installer. He was conscientious, competent, and thorough. Thanks a million, Al (Faith Presbyterian Church).”
Customer review shared from Google
“Awesome service. We had an emergency with our door, which protects important equipment for our company, and they came through for us. They provided a site-unseen bid, honored their quote, and completed the repair within 4–5 hours on the day they were able to come out, which was immediately after I approved the quote. Reliable, fast, and professional service.”
Stefany Nastasi
Customer review shared from Google · 3 months ago
Experienced Automatic Door Technician?
We’re looking for skilled technicians who take pride in diagnosing challenging problems and delivering quality workmanship. Enjoy independent field work, commission-based earning opportunities, and the support of an established Colorado company.
Explore Career Opportunities →Need Commercial Door Service?
Tell us about the door, the issue, and your location. Our team can help you determine the next step for repair, replacement, or installation.
Call (720) 572-1867 Request an EstimateOr email [email protected]
(303) 500-6105
Denver, CO