A commercial locking system is every lock, key, and credential that controls who opens your doors. In a business, that can mean mechanical lever locks, mortise locks, deadbolts, and high-security cylinders. It can also mean keypads, card readers, electric strikes, and magnetic locks tied to access control.
The best systems use ANSI/BHMA Grade 1 hardware on busy doors and a clear key plan for every user. Our team helps offices, clinics, hotels, and agencies across the DMV build a system that is secure, simple, and code compliant.
Every lost key and every former employee is a gap in your security. Old locks also wear out, stick, and fail inspections. We can fix that. Our locksmiths rekey cylinders, install restricted keyways that can’t be copied, and upgrade doors to keyless entry. We also set fail-safe and fail-secure hardware the right way, so your doors stay locked to outsiders and open for safe exit. Get one clear plan for every door in your building.
Every commercial door needs the right lock for its job. A storefront, a stairwell, and a server room each call for different hardware. Explore our services by type, from mortise and cylindrical locks to deadbolts, high-security cylinders, keypads, electric strikes, and maglocks. Each page explains how the hardware works, where it fits best, and how we install and service it.
Cabinet and cam locks: keyed cylinders that turn a cam behind the panel. We replace, rekey and install them across the DMV. Licensed, insured and bonded, free estimates.
Cabinet deadbolts keep drawers and cabinets shut with a solid sliding bolt. King Locksmiths replaces, rekeys and installs them across Maryland, Washington DC & Northern Virginia.
China cabinet locks keep glass doors shut until your key opens them. King Locksmiths repairs, rekeys and replaces them across Maryland, Washington DC & Northern Virginia.
Classroom function locks keep the inside lever free for egress while staff key the outside. King Locksmiths replaces, repairs and rekeys them across the DMV. Free estimates 24/7.
Commercial locks: Grade 1 cylindrical and mortise hardware for doors that open hundreds of times a day. Installed and repaired across Maryland, Washington DC and Northern Virginia.
Cylindrical lock installation, repair and rekeying from the cylindrical lock locksmiths serving Maryland, Washington DC and Northern Virginia. Licensed, insured, bonded, 25 years.
Fence & gate locks: the surface locks, lockable latches and padlocks that secure gates. Repaired, replaced and installed across the DMV by King Locksmiths, 25 years in business.
Glass door locks secure all-glass and storefront doors by fastening to the glass. King Locksmiths repairs and replaces them across Maryland, Washington DC & Northern Virginia.
High security locks: pick, drill and copy resistant cylinders installed, rekeyed and repaired across the DMV by King Locksmiths, 25 years in business.
Interconnected locks: one lever turn retracts deadbolt and latch together. King Locksmiths installs and repairs them across the DMV, licensed and insured for 25 years.
Jimmy proof deadbolt installation, replacement and repair: surface-mounted vertical deadbolts that interlock with the frame. Serving the DMV for 25 years, licensed and insured.
Keyless entry smart locks open your door with a code, phone or fingerprint, not a key. King Locksmiths installs & repairs them across Maryland, Washington DC & Northern Virginia.
Knob locks, the round-handle bored locks on home and back-of-house doors, repaired, rekeyed and replaced across the DMV by King Locksmiths, licensed and insured for 25 years.
Lever handle locks open with a push, not a twist. King Locksmiths repairs, rekeys and installs them across the DMV, licensed, insured and bonded for 25 years.
Mailbox locks keep your mail private by opening for your key alone. King Locksmiths replaces and installs them across Maryland, Washington DC & Northern Virginia. Free estimates.
Mortise lock repair, rekeying, replacement and installation across Maryland, Washington DC and Northern Virginia, from licensed locksmiths with 25 years on the job.
Patio door locks keep sliding and French doors shut with a hook that grips the frame. King Locksmiths repairs and replaces them across Maryland, Washington DC & Northern Virginia.
Privacy function locks: button-locked inside, coin-release outside. King Locksmiths installs, repairs and replaces them across the DMV. Licensed, insured, bonded, 25 years.
Restricted keyway locks stop anyone copying your key without your say-so. King Locksmiths installs and rekeys them across Maryland, Washington DC & Northern Virginia.
RFID cabinet locks open lockers and cabinets with a tap of a card instead of a key. King Locksmiths installs and services them across Maryland, Washington DC & Northern Virginia.
Rim locks add a second, stronger lock by bolting onto the inside face of your door. King Locksmiths installs and services them across Maryland, Washington DC & Northern Virginia.
Showcase locks keep goods behind glass secure while staff open cases with one key. King Locksmiths replaces and services them across Maryland, Washington DC & Northern Virginia.
Sliding door locks keep a patio door shut by hooking a bolt into the frame. King Locksmiths replaces, repairs and installs them across Maryland, Washington DC & Northern Virginia.
Storeroom function locks let only a key in while the inside lever always opens. King Locksmiths installs and repairs them across Maryland, Washington DC & Northern Virginia.
Tubular locks fit the holes most doors already have and lock by key, button or turn. King Locksmiths replaces and rekeys them across Maryland, Washington DC & Northern Virginia.
Vending machine locks keep cash and product inside machines until the right key turns. King Locksmiths rekeys and replaces them across Maryland, Washington DC & Northern Virginia.
Window locks hold a window shut from inside so it cannot be forced from outside. King Locksmiths installs and services them across Maryland, Washington DC & Northern Virginia.
A fail-safe lock unlocks when power is cut. A fail-secure lock stays locked when power is cut. Magnetic locks are always fail-safe, so they suit certain exit doors. Most electric strikes are fail-secure, which makes them a good fit for main entrances, server rooms, and pharmacies. Either way, people inside must always be able to exit freely. Fire and building codes decide which type each door needs.
Rekeying is a quick, low-cost fix when keys go missing or staff leave. It makes old keys useless without replacing the lock. A master key system works better when many people need different levels of access. Managers can carry one key, while staff only open their own areas. Pair it with a restricted keyway so no one can copy keys without your approval.
Yes, in most cases. Many keypad and card reader locks fit standard door preps, so we can often retrofit them without replacing the door. For larger buildings, we can add electric strikes or electrified locks tied to an access control system. That lets you add or remove users in minutes and see who came in and when. We serve businesses across Maryland, DC, and Northern Virginia.
Want to learn more about the hardware on your commercial doors? Explore our other door hardware guides to see how each part works together and plan your next upgrade with confidence.
