High-Security Commercial Locks across greater Los Angeles, Ventura County & the Bay Area.

Here is how One & Only Locksmith approaches high-security commercial locks.

High-security cylinders use patented keyways, sidebars and hardened components to resist picking, bumping, drilling and unauthorized key copying. We install them where the room matters most, such as cash rooms, pharmacies, dispensaries, server closets and inventory cages, in whatever format the existing lock needs, and set up the key authorization so blanks can only be ordered by the people you name. The cylinder is only half the job; the door, strike and frame have to match it.

We dispatch across greater Los Angeles, Ventura County, Silicon Valley and the Bay Area; see the city pages for local detail. The dispatch line at (888) 492-0666 is answered around the clock.

• Walkthrough to identify which doors justify high-security hardware and which are fine at a lower grade
• UL 437 listed cylinders in the format the lock needs: mortise, rim, key-in-lever, SFIC or LFIC
• Hardened strikes, strike boxes and, where the door warrants it, wrap-around plates and latch guards
• Registered keyway set up under your business name with a signed authorization form listing who may order keys
• Keys cut on controlled blanks and logged by number in a key register
• Documentation describing the hardware and key control process for compliance or insurance files

• Cash and inventory rooms
• Cannabis dispensaries
• Pharmacies and medical offices
• Jewelry and watch retailers
• Server and IDF closets

• Authorization from the business owner or property manager, and the name of the person who will sign the key authorization form
• A list of the doors you want upgraded and what is behind them
• Photos of the existing locks so we can confirm the cylinder format and whether the lock body itself needs replacing
• Any regulatory or insurance requirement you are trying to satisfy, so we can match the hardware to it
• The number of keys needed per door

Typically 30-60 minutes per door to swap a cylinder and reinforce the strike when the existing lock accepts a standard cylinder format. Doors needing a new lock body, a hardened plate or a frame repair take longer, and new keyway registration is handled before the visit.

• A high-security cylinder in a hollow-core door or a weak aluminum frame protects the keyway, not the room. We will tell you when the door or frame is the weak point
• Restricted keys are only cut for the person on the authorization form, with ID. Staff cannot walk in and order a copy, and neither can we skip that step
• Replacement blanks for registered keyways come from the manufacturer or an authorized dealer and can take time to arrive; plan key orders ahead rather than day-of
• Some older high-security keyways have had their patents expire, which weakens key control even though the cylinder is still pick resistant; we identify those when assessing existing hardware
• Fire-rated doors still need listed hardware; a cylinder upgrade is fine, but a new lock body or plate on a rated door has to be listed for it

The cylinder brand and format, how many doors, strike and plate reinforcement, the number of keys, and whether a new keyway must be registered determine the price. Later key orders are priced per key and require the signer on file.

The dispatcher gives you a range on the phone, and the technician confirms a written quote before any work starts.

Payment is by Cash, Credit Card, Debit Card, Apple Pay and Google Pay, and you receive an itemized receipt listing what was done.

• Medeco M4 and Medeco XT electronic
• Mul-T-Lock MT5+ and Interactive+
• Abloy Protec2
• ASSA Twin Pro and ASSA Maximum+
• Schlage Primus XP and Everest 29
• Corbin Russwin Pyramid
• UL 437 listed mortise, rim, key-in-lever and IC core formats
• Hardened strike plates, latch guards and wrap-around plates

A master key system organizes who opens which doors. A restricted keyway controls who can copy a key. Many buildings need both: master keyed for convenience, restricted so a departing employee's key cannot be duplicated at a kiosk. Interchangeable cores add a third option, letting a lost key be dealt with by swapping the core rather than the lock.

We dispatch across greater Los Angeles, Ventura County, Silicon Valley and the Bay Area; see the city pages for local detail. For high-security commercial locks, the city pages list ZIP codes, nearby communities and any local access notes.

Greater Los Angeles includes the San Fernando Valley, the Westside, the South Bay, the San Gabriel Valley, the Gateway Cities, the Santa Clarita Valley and the Antelope Valley. Ventura County includes the Conejo Valley and the coastal cities. In the Bay Area we cover Silicon Valley, the Peninsula and the southern East Bay.

For high-security commercial locks, tell the dispatcher your address and what is wrong. You get an ETA before anyone is sent, a written quote before any work starts and a receipt when it is done. The line is answered around the clock.

One & Only Locksmith is bonded and insured; a certificate of insurance is available on request.