Quality parts make a big difference on doors that cycle dozens of times a day. That’s why we install proven brands backed by strong manufacturer support. The result is a door that runs smoothly and holds up under business traffic.
Clopay builds durable steel and insulated sectional doors that hold up to heavy daily use and give your building a clean, finished look.
LiftMaster commercial operators deliver dependable lifting power and built-in safety features for busy openings.
Commercial garage door installation costs depend mostly on door size, material, insulation, and operator type, and we price each project per opening after a site check. A standard steel sectional door costs less than a large insulated or custom model. Track layout, headroom, and electrical needs can also change the total. A site visit gets you a firm written quote.
We measure, supply, and install steel sectional doors sized to your opening and built for the pace of your business.
Is your old door beyond repair? We remove it, update the track and hardware as needed, and install a new door with minimal downtime.
We fix broken springs, worn rollers, frayed cables, and off-track doors so your openings work safely again.
Slow, noisy, or unresponsive operators get diagnosed and repaired, and we replace them when repair no longer makes sense.
We replace broken torsion and extension springs and rebalance the door so it lifts smoothly and safely.
A door stuck open or jammed shut puts your building at risk, so we work to get you secured quickly.
Overhead garage door installation means mounting a sectional door on vertical and horizontal tracks so it rolls up and rests overhead when open. It’s the standard setup for warehouses, auto shops, and service bays because it saves floor space and handles constant use. The job includes setting the tracks, hanging the panels, winding the torsion springs, and wiring the operator.
As a local commercial garage door company, we handle commercial overhead door installation from start to finish. That includes checking headroom, choosing the right spring cycle rating, and testing every safety sensor before we leave. You get one team for the door, the opener, and the follow-up service.
Every business opening works differently. A busy loading dock needs a heavy-duty sectional door and a strong operator, while a storefront or service bay may call for insulated panels and a quieter lift. Professional installation starts by matching the door, tracks, and springs to the way your team actually uses the space.
Getting the install right also protects your investment. Level tracks, correct spring tension, and a well-adjusted operator reduce wear, cut down on service calls, and keep the door safe for your crew. We handle each step from measuring to testing, so your new door runs smoothly from day one.
Take a look at everything we install, repair, and maintain for St. Louis businesses and homeowners.
Every new commercial garage door installation follows the same simple, transparent steps.
We check the opening, headroom, and wall condition, then take exact measurements for a precise fit.
You'll choose from Clopay doors and LiftMaster operators that suit your traffic, budget, and building.
You get an itemized price in writing before any work begins, with no surprises.
Your door is installed by our skilled garage door technicians, from tracks and springs to the operator.
We test the sensors, balance, and travel, then show you how everything works before we leave.
Professional commercial garage door installation in St. Louis, MO protects your inventory, your crew, and your schedule. Here’s what that looks like day to day.
Properly sized doors and fast commercial garage door repair keep trucks, deliveries, and crews moving.
A solid, well-fitted door and a reliable operator keep your building and inventory locked down after hours.
Tested sensors and balanced springs protect employees, vehicles, and equipment at every opening.
Correct tracks and a strong operator mean quiet, steady lifting even on your busiest days.
Quality parts and a precise setup reduce wear on rollers, cables, and springs, so your door lasts.
You need a contractor who shows up, explains the work, and stands behind it. Here's what sets Guardian apart.
Lead Safe EPA verification means safe work practices when new doors go into older buildings.
As a current Clopay partner, we offer proven doors backed by the manufacturer.
Class certification in gate operators from LiftMaster backs our skill with its equipment.
Experienced technicians handle every install and explain each step as they go.
We use durable steel doors, heavy-duty hardware, and commercial-grade operators built for daily cycles.
We explain the work in simple terms, answer questions straight, and walk you through the finished job.
Business owners across St. Louis City, St. Louis County, and Metro East trust Guardian for dependable door installs and honest service. Here's what they have to say.
Searching for commercial garage door installation near me? Guardian Door & Gate sends skilled technicians to businesses across St. Louis City, St. Louis County, and Metro East, ready to measure, quote, and install your new door.
Can’t find your location? Give us a call and we’ll confirm coverage for your area.
Ready to upgrade your openings? Call or send a message today, and we’ll set up a site visit to talk through door options and pricing.
Mon–Fri, 8:00 AM – 4:00 PM
Sat, 8:00 AM – 12:00 PM
Yes. Guardian Door & Gate installs commercial doors right here in St. Louis. Share your address and we’ll schedule a site visit.
Yes. We handle commercial overhead door installation from start to finish, including tracks, springs, panels, and the operator, all sized to your opening.
Most single-door jobs wrap up in one day once the door is on site. Larger or custom openings take longer, and we’ll give you a timeline up front.
Yes. We remove the old door, check the tracks and framing, and fit a new door to the same opening. Most replacements need just one visit.
Yes. We repair springs, cables, rollers, tracks, and operators on most commercial doors, no matter who installed them.
We install Clopay doors and LiftMaster operators. Both are built for steady, dependable use and come with manufacturer support.
Yes. After a site check, you get a clear written quote listing the door, operator, and labor. Nothing starts until you approve it.
Yes. We mount the operator, wire the safety sensors, and test the auto-reverse before we leave. You’ll also get a quick walkthrough.
We serve St. Louis City, St. Louis County, and Metro East. If you’re close by but not sure, ask and we’ll confirm coverage.
Yes. If a door is stuck open or jammed shut, reach out and we’ll send a technician to secure your building.
