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GLC Locksmith Services

COMMERCIAL LOCKSMITH

Garland, TX

Access control installation, high-security locks, master key systems, and commercial lockout service for Garland businesses and DFW enterprises.

Services

Commercial Locksmith Services

Access Control Systems

Keypad, card reader, and biometric access control installation for offices, warehouses, and multi-tenant buildings across DFW.

From $Custom quoteLearn more →

High-Security Lock Installation

Medeco, Mul-T-Lock, and other UL 437-rated high-security locks for businesses that need maximum pick, drill, and bump resistance.

From $From $150 + hardwareLearn more →

Door Closer Repair & Installation

Door closer repair corrects a commercial door that slams, closes too slowly, drags, or fails to latch. Leaking hydraulic oil, a bent arm, stripped mounting holes, or a closer that will not hold its speed setting usually points to replacement, while sound hardware may only need alignment and valve adjustment. On site, GLC inspects the closer, hinges, frame, door weight, and latch, then quotes repair or replacement before work begins and tests the full closing cycle.

From $From $85 + hardwareLearn more →

Keypad Lock Installation

Keypad lock installation gives a business code-based entry without issuing a physical key to every user. Door thickness, existing prep, handing, frame alignment, fire rating, and any exit device determine which lock fits; a sagging door or binding latch must be corrected so an accepted code actually retracts the hardware. On site, GLC checks the opening, explains standalone or connected options, quotes the job before work begins, installs and programs the lock, and tests entry, free egress, and the key override.

From $From $125 + hardwareLearn more →

Commercial Lock Replacement

Commercial lock replacement removes worn, damaged, or unsuitable hardware and installs a lock matched to the door and its use. A rough-turning cylinder, loose spindle, cracked case, recurring latch failure, or incompatible storefront hardware can justify replacement, while a sound lock body may only need rekeying or alignment. On site, GLC checks the door, frame, latch, keyway, traffic, and egress function, then quotes the work before it begins and tests every key and locking function.

From $From $95 + hardwareLearn more →

Commercial Master Key Systems

A commercial master key system lets authorized managers open multiple selected doors while each employee or tenant key opens only its assigned doors. GLC maps access roles, door groups, cylinders, and keyways before pinning the system; worn cylinders or mixed, incompatible keyways may need replacement instead of rekeying. On site, we inventory the openings, confirm who needs each access level, quote the project before work begins, and test every issued key against the plan.

From $From $200Learn more →

Alarm Lock Trilogy Locks

Alarm Lock Trilogy installation mounts, hands, programs, and tests the correct Trilogy lock for a commercial door. A unit that accepts a code but does not retract the latch may have incorrect handing, spindle engagement, or door alignment rather than a programming fault, while damaged electronics or a worn chassis can make replacement the better choice. On site, GLC verifies the exact model and door prep, quotes the work before it begins, programs authorized access, and tests the lever, latch, free egress, and key override.

From $From $150 + hardwareLearn more →

Panic Bar Repair & Installation

Panic bar repair restores an exit door that sticks, will not retract, or fails to latch after closing. Common causes include a failed dogging mechanism that leaves the bar retracted, a loose chassis, worn latch parts, a shifted strike, or door and frame misalignment; repair versus replacement depends on the device body, available parts, and condition of the opening. Panic hardware is life-safety equipment, so GLC quotes the work on site before it begins and tests free egress, relatching, accessible operation, and fire-door function where applicable.

From $From $95Learn more →

Exit Device Installation

Exit device repair restores a commercial push bar that sticks, will not fully retract, or fails to secure the door after use. A worn return mechanism, binding latch, loose chassis, shifted strike, or rod adjustment can cause the failure; on a concealed vertical-rod device, the top latch may stop engaging even though the bar still moves. Because exit devices are life-safety hardware, GLC checks the full door and frame, quotes repair or replacement before work begins, and verifies free egress, relatching, accessible operation, and fire-door function where applicable.

From $From $150 + hardwareLearn more →
Process

How It Works

1

Call or Request a Consultation

Reach us at (469) 458-6334 or submit a request. We schedule a security assessment for your facility.

2

On-Site Assessment and Quote

A licensed commercial locksmith evaluates your building layout, traffic, and risk level, then quotes the full scope upfront.

3

Installation and Verification

We complete the access control, high-security, or master key work and test every access point before we leave.

Credentials

What to Expect from GLC Commercial

Licensed for Commercial Work

Texas Locksmith License #B04105801 covers all commercial work - offices, warehouses, multi-unit properties, and industrial facilities.

Multi-Location Coordination

Serving 24 DFW cities. We can coordinate commercial security projects across multiple business locations.

Consultation Included

Every commercial project starts with a security assessment. We recommend solutions based on your building layout, traffic, and risk level.

Priority Response for Business

Commercial lockouts get prioritized dispatch. A locked-out employee or inaccessible facility is an emergency - we treat it that way.

FAQ

Commercial Locksmith FAQ

What types of access control systems do you install?+

We install keypad (PIN), key fob/card (RFID), biometric (fingerprint), and smartphone-based access control systems. We work with brands including Schlage, Kisi, LiftMaster, and more.

Do you service multi-location businesses?+

Yes. GLC Locksmith serves businesses across 24 DFW cities. For multi-location access control, we can deploy unified systems manageable from a single dashboard.

How much does access control installation cost?+

A single standalone door - a keypad or card reader with an electric strike - typically runs $300-$1,875+ installed. Networked multi-door systems with badge management software run $1,000-$3,125+ per door depending on reader type and door hardware. We quote the full scope after a free on-site assessment, and a standalone keypad lock is often a lower-cost alternative for a single door.

What makes a lock 'high-security'?+

High-security locks meet UL 437 standards - they resist picking, drilling, bumping, and key duplication. Brands like Medeco and Mul-T-Lock use patented key profiles that can't be duplicated without authorization.

Are high-security locks worth it for a small business?+

Yes, especially for exterior doors, server rooms, or areas with sensitive inventory. The cost difference ($150-$375+ per lock vs $30-$60 for standard) is small compared to a single break-in.

Can high-security locks be keyed alike?+

In many cases, yes. If the lock family and keyway allow it, we can key multiple doors alike or plan a master-key setup so the right people get the right level of access.

How do I know if my door closer needs repair or replacement?+

If the door only needs speed or latch adjustment, a repair is usually enough. If the arm is bent, the body leaks oil, mounting points are damaged, or the closer will not hold calibration, replacement is usually the more reliable fix.

How much does door closer service cost?+

Commercial door closer work is quoted on site before work begins. The quote depends on whether the opening needs an adjustment, new fasteners or arm components, or a closer matched to the door size, weight, and traffic.

Do door closers have ADA requirements?+

Yes. Accessible openings must meet applicable requirements for opening force, closing speed, maneuvering, and safe egress. GLC checks the complete opening and adjusts the closer so the door closes predictably and latches without creating an access barrier.

Can door closers be repaired?+

Yes. A commercial door closer can often be repaired when the problem is a loose arm, shifted mounting, hinge drag, strike alignment, or an incorrect speed setting. A leaking hydraulic body or a unit that immediately loses its adjustment generally needs replacement.

How do I fix a door closer?+

Start by identifying whether the door binds at the hinges, the arm is loose, the latch misses the strike, or the closer itself is leaking. Closer valves are sensitive and should not be backed out, so GLC adjusts them in small controlled increments and tests the door through a complete close and latch cycle.

Can a hydraulic door closer be repaired?+

A hydraulic closer can be adjusted and its external arm or mounting hardware can often be repaired. If hydraulic oil is leaking from the closer body or internal pressure no longer controls the door, replacement is normally the dependable option.

Can you install a keypad lock without running new wires?+

Yes. Many commercial keypad locks are battery powered and retrofit to the existing door prep, so we can install them without new wiring in a standard one-door setup.

How many user codes can a keypad lock store?+

A mechanical keypad lock usually has a single code. Electronic models can store roughly 100-2,000 user codes, including systems like Schlage CO and Alarm Lock Trilogy, depending on the model.

How much does it cost to install a keypad lock?+

GLC's published commercial access-control range is $300-$6,250+ depending on whether the project is a single keypad door or a multi-door card-reader system. The exact keypad, door preparation, wiring, and supporting hardware are quoted on site before work begins.

Can a keypad lock be installed on any door?+

Not every keypad lock fits every door. A locksmith must match the unit to the door material and thickness, existing holes, handing, latch or exit device, frame, and any fire-rated opening requirements; narrow-stile storefront doors often need different hardware than hollow-metal or wood doors.

Is keyless entry easy to install?+

A battery-powered retrofit can be straightforward when the door is aligned and the existing prep matches the new lock. Commercial openings become more involved when drilling, reinforcement, electrified hardware, access-control wiring, or coordination with an exit device is required.

How much does it cost to change a commercial lock?+

Commercial lock replacement at GLC starts at $95 plus hardware. We quote one all-in total on site in Mesquite or Dallas before a wrench comes out, because storefront mortise gear, cylindrical levers, keyway, and egress function change the final bill. Typical DFW dispatch fees run $25-$75; that fee sits inside your upfront quote, not tacked on later. Call Now.

Are commercial door locks different?+

Yes, commercial door locks are built for heavier traffic, the door and frame you actually have, security level, accessibility, and egress. Storefront mortise hardware, cylindrical levers, exit device trim, and electrified locks are not interchangeable from one opening to the next. Exterior high-traffic doors need Grade 1 or Grade 2; Grade 3 is for low-traffic interiors. GLC has licensed this work since 2009. Call Now.

Why do commercial locks cost more than residential locks?+

Commercial locks cost more because they take heavy daily cycles and have to match the steel frame, accessibility, and egress on that opening. A residential rekey runs $19-$110+ per lock, and a 3-lock home is $75-$150+. Commercial doors need industrial-duty chassis and strike work a house deadbolt never sees. GLC inspects on site and quotes before starting work. Call Now.

Should I rekey or replace a commercial lock?+

Rekey when the lock body is sound and you only need old keys killed after staff or tenant turnover. Replace it when the hardware is worn, beat, mismatched across the building, or a Grade 3 lock on a busy door. GLC has 17 years on this since 2009; we inspect the opening and quote one all-in rekey or replacement total before we start. Call Now.

How long does commercial lock replacement take?+

Most single-door commercial lock replacements finish in one scheduled visit after we check door prep, frame, and hardware grade. Multi-door upgrades and storefront conversions get staged so you stay open during regular business hours. We cover 24 DFW cities Mon-Sat 7:00 AM to 10:30 PM. Techs licensed under Texas DPS B04105801 bring the hardware to finish in one trip. Call Now.

What does GLC plan before building a commercial master key system?+

We inventory each opening, identify compatible and incompatible keyways, note worn cylinders, and map access by job role or tenant. That written hierarchy prevents a key from opening more doors than the business intended.

How is this different from a residential master key system?+

Commercial systems are usually planned around more doors, staff roles, storage areas, and tenant boundaries. The design must also account for heavier-use hardware and tighter control over who can authorize duplicate keys.

Can existing commercial locks be added to a master key system?+

Often, yes, when the cylinders are serviceable and use compatible keyways. Mixed brands, incompatible keyways, damaged cylinders, or locks with too few usable key combinations can require selected hardware replacement.

How much does a master key system cost?+

A commercial master key system is quoted on site before work begins. The quote depends on the number of openings, cylinder condition, keyway compatibility, access levels, quantity of issued keys, and whether any locks must be replaced.

How does a master key system work?+

Each lock is configured to accept its own change key plus one or more authorized master keys. GLC builds the hierarchy so a staff key can open one door or group while a manager key opens the approved groups without automatically opening every lock.

What are the downsides of using a master key?+

A lost or copied master key can expose every door assigned to that level, and a poorly planned hierarchy can grant more access than intended. Strong key control, a documented issuance list, and prompt rekeying after a master key is lost are essential; businesses needing instant credential cancellation or detailed audit history may be better served by electronic access control.

What is an Alarm Lock Trilogy lock?+

Alarm Lock Trilogy covers models like the DL2700 and DL3000. They are standalone keypad locks with code capacity ranging from about 100 to 2,000 users, and some PDL models can tie into a networked system.

Can you reprogram an Alarm Lock Trilogy that is already installed?+

Yes. If the lock is already on the door, we can usually reprogram codes, schedules, and user access on-site without replacing the unit.

How long do the batteries last and is there a key override?+

Battery life is often around a year or more depending on use. Trilogy locks also keep a physical key override, so the door can still be opened if batteries run low or the electronics need service.

How do I install an Alarm Lock Trilogy 1200?+

First confirm the exact Trilogy model, door thickness, handing, backset, and existing preparation, because there is no universal drilling pattern for every opening. GLC follows the manufacturer's template, aligns the spindle and latch, secures the inside and outside assemblies, programs authorized access, and tests entry, egress, and the mechanical override.

How to program trilogy alarm lock?+

Programming must follow the sequence for the exact Trilogy model and requires the authorized programming code. GLC identifies the model, adds or removes approved users and schedules, documents the requested access, and tests each code without bypassing the lock's security controls.

How do I install a Trilogy T2 standalone digital lock?+

Verify that the T2 model matches the door, latch, handing, and existing holes before drilling or changing the opening. Installation includes positioning the chassis and trim from the correct manufacturer template, checking spindle engagement, programming authorized codes, and testing latch retraction, free egress, and key override.

When are panic bars required in Texas?+

Panic hardware requirements depend on the building's occupancy, occupant load, door function, and whether the opening is fire rated. The authority having jurisdiction determines what applies to a specific property, and GLC matches repairs and replacement hardware to the documented opening requirements.

Should I repair or replace a panic bar?+

If the bar is loose, the latch needs adjustment, or the rod just needs tuning, repair is usually enough. If the device is bent, missing parts, or past repair, replacement is the better value and usually starts higher than a basic adjustment.

Can a panic bar still lock from the outside?+

Yes. Exterior control can come from keyed trim, a keypad, or access control hardware, while the inside bar always allows free egress. Alarmed panic hardware is also an option when you want an audible alert on unauthorized use.

How to fix panic bar?+

The fix starts with the door open: check whether the bar moves freely, the latch retracts completely, the strike lines up, and any dogging feature fully releases. GLC then tightens or aligns serviceable parts, adjusts the latch or rods, and repeatedly tests free egress and relatching; bent, cracked, incomplete, or non-serviceable devices are replaced.

How much does a panic bar cost?+

Panic bar work is quoted on site before work begins. The price depends on whether the existing device can be adjusted or repaired, the door type, rim or vertical-rod configuration, outside trim, fire rating, and the exact replacement hardware required.

Why is my panic bar not latching?+

The strike may have shifted, the door or frame may be out of alignment, the latch may be worn, or the dogging mechanism may still be holding the latch retracted. On vertical-rod hardware, a rod or top latch can also be out of adjustment, so the entire opening must be tested instead of forcing the bar.

How do you choose between rim, vertical rod, and mortise exit devices?+

Rim devices are common on single doors, vertical rod devices fit double doors and tall openings, and mortise devices are used when the door and frame are already prepped for that hardware style.

What is the difference between fire-rated and panic-rated exit devices?+

Fire-rated devices are built for rated openings and should not use mechanical dogging on a fire door. Panic-rated devices are for egress safety, and we match the device to the door rating before installing it.

Can exit devices work with access control?+

Yes. We can pair exit devices with electrified trim or access control release so entry is controlled from outside while the inside bar always stays free for egress.

Why isn't my panic bar retracting?+

The chassis can be loose or worn, the push bar can bind against its cover, the latch can drag on the strike, or a vertical rod can be out of adjustment. GLC isolates the binding point with the door open, then repairs or replaces the responsible part and tests the device under normal closing pressure.

Why is my door push bar sticking?+

A push bar often sticks because of loose mounting, dirt or damage inside the device, a worn return component, door sag, or latch pressure against a misaligned strike. Lubricant alone will not correct a bent part or alignment problem, so the door, frame, hinges, device, and latch path should be checked together.

How do I adjust the concealed vertical rod exit device?+

Concealed vertical-rod adjustment varies by manufacturer and door preparation, so first identify the device and confirm whether the top latch, bottom latch, or both are failing. GLC opens the service points, aligns the door, adjusts rod travel in controlled increments, and tests that every latch retracts from the bar and re-engages when the door closes.

Curious what it costs? See our Garland TX locksmith cost guide, including access control pricing, or our Texas locksmith call out fee guide.

Need a commercial locksmith in Garland TX?

Licensed, bonded, insured. 24 DFW cities served. Call for a free commercial security consultation.

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