Services
Residential & Commercial Garage Door Services
From broken springs and opener repairs to new garage door installations, G Brothers Garage Doors keeps homeowners and businesses covered with fast, honest, flat-rate service.
Find the Right Service
Explore our garage door services and find the solution that's right for your home or business.
Garage Door Repair
Same-day repair for doors that stick, sag, come off track, or stop responding.
24/7 Emergency Repair
Around-the-clock emergency service for doors stuck open, off track, or jammed shut. We answer 24/7 and dispatch the same day.
Spring Repair
Torsion and extension spring replacement with the right sizes stocked on the truck.
Cable Repair
Frayed or snapped lift cables replaced in pairs so the door tracks straight and safe.
Track Repair
Bent or misaligned tracks realigned or replaced so the door stops binding and jumping.
Garage Door Openers
Opener repair, new opener installation, and remote and keypad programming in one place.
Opener Repair
Gears, boards, limits and sensors fixed on LiftMaster, Genie and Chamberlain openers.
Opener Installation
New LiftMaster, Genie and Chamberlain openers installed, set and tested.
Remote & Keypad Programming
New remotes, keypads and car buttons programmed, and old codes cleared.
Most Common Opener Repairs
What breaks on a garage door opener, counted from our own repair jobs.
What an Opener Repair Visit Includes
What a technician checks on an opener repair visit, and what our repairs turned up.
What an Opener Install Involves
The opener installation visit step by step, with typical time on site.
Openers in a Denver Winter
Opener repair counts by month from our own jobs, and what they say about cold.
Same-Day Opener Replacement
How often an opener replacement is finished the day you call.
Belt-Drive Opener Installation
Quiet belt-drive openers installed, set and tested.
Chain-Drive Opener Installation
Traditional chain-drive openers installed, set and tested.
LiftMaster Opener Installation
LiftMaster belt, chain and wall-mount openers installed and programmed.
Wall-Mount Opener Installation
Wall-mount (jackshaft) openers that clear the ceiling.
Sensor Repair
Photo-eye safety sensors realigned or replaced when the door reverses or will not close.
Panel Replacement
Single dented or cracked panels matched and replaced when a full new door is not needed.
Door Replacement & Install
Replace a worn door or fit a new one. Clopay, Amarr, Wayne Dalton, and Hörmann, old door hauled away.
Commercial Doors
Installation, service, and maintenance plans for businesses and properties.
Commercial Door Operators
Commercial trolley, wall-mount and chain hoist operators installed and repaired.
Lube & Tune Maintenance
A $150 flat-rate preventative tune-up: full lubrication, safety inspection, system testing, and minor adjustments.
Annual Maintenance Plan
Four scheduled maintenance visits a year for $480, with priority scheduling and automatic reminders.
How it works
Fast, Simple, and Hassle-Free
- 1
Call or Schedule Service
Tell us what’s going on, and we’ll schedule a same-day appointment or your soonest available time.
- 2
Expert Diagnosis
Our technician will inspect your system and provide upfront flat-rate pricing before any work begins.
- 3
Repaired and Tested
We complete the repair, test the entire system, and make sure everything is working properly before we leave.
Not Sure What's Wrong?
Give us a call and we'll help identify the issue, explain your options, and schedule a service visit that works for you.
Service areas
Serving the Denver metro
Every G Brothers service is available across the Denver metro. Find your city below.






