Non-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
You get a price before we start. It does not change when we arrive. No surprises.
Fast, Reliable Commercial Locksmith Across Colfax
Commercial locksmith work in Colfax runs on a different clock than residential calls. A storefront on Grass Valley Street that won’t open at 7 a.m. means lost revenue, not just a hassle. Preston Locksmith & Security sends a background-checked, uniformed technician to Colfax who gives you a written price before any tool comes out of the bag. That price is the invoice price, no exceptions. Call (409) 405-4485 and a live person answers, 24 hours a day. We schedule work from our Los Angeles office, but the crew that shows up at your Colfax business is local dispatch, not a subcontractor you’ve never heard of.
Colfax’s commercial streets are lined with buildings that predate modern lock prep. That’s why we don’t quote vague hourly rates and hope for the best. We ask what’s on the door, tell you what the job involves, and confirm the number before anyone drives up the hill from Auburn. Most commercial calls in Colfax are quoted, scheduled, and completed the same day.
Why Preston Locksmith & Security Is Colfax’s Preferred Commercial Locksmith Company
Colfax business owners call us because we show up when we say we will, with a live arrival time you can track from your phone. The Relay Visibility Guarantee covers every job: a written price before work begins, before-and-after photos, and a written guarantee on the repair. If something isn’t done right, the 365-Day Done Right Promise means we come back and make it right, free of charge, no argument.
Kevin Yoon, our owner, has built the Colfax commercial book the hard way: one storefront on Auburn Street, one contractor yard near the freight depot, one rekey at a time. He trains every technician to handle the mortise lock bodies and non-standard backsets common in Colfax’s older commercial core. When you call, you don’t get a call center reading a script. You get a person who knows the difference between a Schlage cylinder and a Medeco high-security core, and who can quote you a real number on the first call.
We’re not the cheapest locksmith in Placer County, and we don’t try to be. We’re the one that sends a named technician, with a photo, with a written price, and with a warranty stamped on every job. That’s what commercial clients in Colfax tell us they actually want, and it’s what we deliver.
Commercial Locksmith Services for Colfax Businesses
Our Commercial Locksmith team handles the full range of work a Colfax storefront, office, or warehouse is likely to need. Here’s what that covers on the ground.
Commercial Lockout
If you’re locked out of your Colfax business before opening, we get a non-destructive entry first, then we fix the lock. A typical commercial lockout in Colfax runs $95 to $180, depending on whether it’s a standard key-in-knob or a high-security cylinder. We won’t drill your door unless there’s no other way, and we’ll tell you before we do it.

Master Key System
Colfax properties with multiple tenants or multiple rooms need a documented key hierarchy, not a random bunch of keys. We pin cylinders to a master key chart so you know exactly who has access to what. Setting up a master key system for a small Colfax building typically runs $220 to $450 for the cylinder work and keying, depending on how many doors we’re pinning and whether you need restricted keys.

High Security Locks
Medeco, Mul-T-Lock, and Abloy cylinders aren’t the same as the Schlage deadbolt you bought at the hardware store. They’re built to resist picking, drilling, and unauthorized key duplication. For Colfax businesses holding cash, controlled substances, or sensitive records, a high-security cylinder swap typically runs $180 to $320 per lock, including new restricted keys.

Panic Bar Installation
California fire code requires panic hardware on certain exit doors, and older Colfax buildings often need upgrades when a business changes hands. We install and align crash bars so the door opens with one push, every time. Panic bar installation in Colfax typically runs $280 to $520 per door, including the bar, mounting, and striker adjustment.

Access Control
An access control system replaces keys with keypads, fobs, or phone credentials. For a Colfax office or storage facility, a basic single-door keypad entry system typically runs $650 to $1,200 installed. We survey the door first, write a scope of work, and give you a flat per-door price before we order any hardware.

File Cabinet Lock
File cabinet locks are small jobs, but Colfax medical offices, accountants, and law firms need them right. We replace or rekey file cabinet locks on-site, typically $35 to $75 per cabinet, depending on the brand and key type. If you have a row of them, we’ll give you a per-cabinet price and knock them out in one visit.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Mortise Lock Replacement in Colfax
Mortise lock replacement is the most common commercial job we do in Colfax, because so many storefronts along Grass Valley Street and Auburn Street still have the original mortise lock bodies from when the buildings went up. A mortise lock is a rectangular lock body that slides into a pocket cut into the edge of the door, not a round hole drilled through the face. Replacing one in Colfax typically runs $160 to $340 per door, depending on the brand and whether we’re reusing the existing trim or installing new.
When a tenant’s key stops turning in a mortise lock, it’s usually the cylinder that’s worn out, not the whole lock body. We can often replace just the cylinder and keep the original faceplate and trim, which preserves the look of an older Colfax storefront and saves money. But if the lock body itself is cracked or the deadbolt throw is loose, the whole unit comes out.
A property manager on Grass Valley Street called us after a tenant’s key stopped turning in the front door of a downtown Colfax storefront. The original mortise lock had a worn pin and tumbler cylinder that had been rekeyed one too many times. We performed a non-destructive entry, pulled the mortise lock body, and replaced the lock cylinder with a new Schlage unit while preserving the existing trim, then rekeyed the back door to the same key so the tenant had one key for the suite. The whole job was priced before we dispatched, and the tenant was back inside the same morning.
What Colfax Storefronts Need
Older mortise locks on Colfax storefronts often have non-standard backsets. The backset is the distance from the edge of the door to the center of the keyhole, and many of these old doors are drilled at 2-3/4 inches or some oddball measurement instead of the modern 2-3/8. We measure before we quote, so the price you get on the phone is the price you pay.
Keeping the Original Look
If your Colfax building has original brass or bronze hardware, you probably don’t want a brand-new shiny lock that clashes with it. We match finish and style when we replace cylinders or lock bodies, and we’ll tell you plainly if a part can’t be saved before we touch anything.
Replace Commercial Door Lock in Colfax
“Replace commercial door lock” in Colfax usually means swapping out a worn or broken keyed lock for new hardware, and the cost depends on what’s on the door today. A straightforward replacement on a standard commercial aluminum door with a cylindrical prep typically runs $120 to $240 per lock, including the new hardware. If the door has a mortise pocket, the job becomes a mortise lock replacement, which we covered above.
We see a lot of commercial doors in Colfax with Kwikset residential locks that someone installed years ago because it was cheap. Those locks fail faster under commercial use. We’ll replace them with commercial-grade Schlage or Yale hardware that holds up to daily key turns, tenant turnover, and the weather that comes down off the Sierra foothills.
Colfax’s elevation means freeze-thaw cycles in winter and serious heat in summer, and both work on metal door hardware. A lock that works fine in June can bind up in January when the door frame shifts slightly. When we replace a commercial door lock in Colfax, we check the strike alignment and the door’s fit in the frame, because a new lock on a sagging door just breaks the same way the old one did.
What We Check Before Quoting
Before we give a final price to replace a commercial door lock in Colfax, we ask what brand is on the door, whether it’s a mortise or cylindrical lock, and what the backset is. That’s not us being difficult. Kwikset, Schlage, and Medeco cylinders are not interchangeable, and guessing means a second trip and a second charge. We’d rather spend two minutes on the phone than waste your afternoon.
Replacing vs. Rekeying
If the lock itself works fine and you just lost a key or had an employee leave, rekeying is cheaper: typically $18 to $35 per cylinder in Colfax. If the lock is physically broken, loose, or so worn that the key wiggles, replacement is the honest call. We’ll tell you which one you actually need, even when the cheaper option is the answer.
Trusted Brands We Service in Colfax
Colfax businesses run everything from basic Kwikset deadbolts on storage rooms to Medeco high-security cylinders on office suites and Yale commercial levers on storefront entrances. Our technicians are trained on all of them, plus Baldwin hardware when the job calls for something that looks as good as it locks. We keep common Schlage and Kwikset parts stocked on the van, which means a same-day fix for most Colfax commercial calls instead of waiting on a parts order. When you’re dealing with a Medeco or Mul-T-Lock restricted key system, we order and pin cylinders to your specific keyway. No guessing, no universal parts that sort of fit.
Common Commercial Locksmith Problems We See in Colfax Homes
- Frozen locks in winter. Colfax sits at about 2,400 feet, so overnight freezes are a regular thing from December through March. Moisture gets into an unmaintained commercial lock cylinder, freezes, and the key won’t turn. A shot of graphite or a heat gun fixes it sometimes, but we see more freeze-damaged cylinders in Colfax than in any town down the hill.
- Worn mortise cylinders from decades of daily use. The railroad-era buildings along the I-80 corridor still have original lock hardware in a lot of cases. The pins wear down, the key becomes hard to turn, and one day it just stops. That’s a cylinder replacement, not a lubricant job.
- Non-standard backsets on old storefront doors. We’ve measured backsets on Colfax commercial doors from 2-1/4 to 3 inches. When someone installs a new lock blind, they drill new holes or force a fit, and the door never closes right again. We measure first.
- Master key chaos after tenant turnover. A Colfax building with three tenants and a handyman’s key system is a security problem waiting to happen. Somebody quit, somebody copied a key, and now nobody knows who has access. We re-pin the whole system to a documented hierarchy so you can actually track your keys.
Pricing for Commercial Locksmith in Colfax, CA
Here’s what you can expect to pay for commercial locksmith work in Colfax. Commercial lockouts run $95 to $180. A standard cylinder rekey runs $18 to $35 per cylinder. Mortise lock replacement runs $160 to $340 per door. A commercial door lock replacement runs $120 to $240 when it’s a cylindrical prep. Panic bar installation runs $280 to $520 per door. A basic single-door access control system runs $650 to $1,200 installed. Master key system setup runs $220 to $450 for the cylinder work on a small building.
These aren’t teaser prices. They’re the actual ranges we quote for Colfax work, and the number we give you on the phone is the number on the invoice. No call-out surcharge added on arrival, no “parts turned out to be more” conversation halfway through. If we quote $200, you pay $200. Call (409) 405-4485 for a free estimate on your specific door.
We Also Serve Cities Near Colfax
Our commercial locksmith service covers Colfax and the surrounding foothill towns. We dispatch to Auburn, Foresthill, Georgetown, and Newcastle the same day, with the same written-price guarantee and the same background-checked technicians. If your business is on Highway 174 or up in the Georgetown Divide, call us and we’ll get a tech headed your way.
Serving Colfax, CA - Our Local Coverage Area
We’re based in the Colfax area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Commercial Locksmith in Colfax
No. We don’t charge a separate dispatch fee or call-out surcharge on commercial work in Colfax. The price we quote on the phone includes the technician’s time, the labor, and the parts. If a job requires a longer drive or an unusual part, we tell you that in the written estimate before you approve anything. Call (409) 405-4485 and we’ll give you a real number for your specific door before anyone gets in the van.
Yes, and we do it regularly. Mortise lock replacement on Colfax storefronts typically runs $160 to $340 per door. We pull the old lock body, check the pocket dimensions, and install a new mortise lock that fits the existing door prep. If the trim is original and in good shape, we can often keep it and replace just the lock body and cylinder, which saves money and preserves the look of the door.
You’ll get the technician’s name and photo before they arrive, and a live arrival time you can track. Every Preston Locksmith & Security technician is background-checked, uniformed, and carries identification. The Relay Visibility Guarantee means a written price before work starts, before-and-after photos, and a written guarantee on every repair. Kevin Yoon’s name is on the company, and he holds us to that standard on every call in Colfax.
Rekeying means changing the internal pins inside the existing cylinder so old keys no longer work. It’s faster and cheaper, typically $18 to $35 per cylinder in Colfax. Replacing means swapping out the whole lock body or hardware, which runs $120 to $340 per lock depending on whether it’s a standard cylindrical lock or a mortise lock on an older building. We’ll tell you which one your door needs after a quick phone call or photo.
Yes. We pin cylinders to a documented master key hierarchy so each tenant has their own key, and you have a master that opens everything. For a small Colfax commercial building, master key system setup typically runs $220 to $450 including cylinder pinning and key cutting. If you need restricted keys that can’t be copied at the hardware store, we’ll quote that separately. Call (409) 405-4485 and we’ll walk through your building layout and give you a flat price.
Written by Kevin Yoon, Owner at Preston Locksmith & Security, serving Colfax since 2008.






