Smart locks
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Car keys & fobsNon-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
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Get your free estimateMedeco Locksmith in Celina, TX | Stalwart Locksmith
We provide independent Medeco locksmith service across Celina, TX 75009 – installation, rekeying, repair, and key cutting for Maxum, M3, and older Biaxial-era cylinders. What makes our Medeco work different here is simple: Celina’s new-construction boom means we’re not fixing worn-out locks on old houses. We’re upgrading builder-grade hardware on brand-new doors, often the same week a family closes. Call (877) 626-0257 for a free estimate.

We’re independent, not authorized or sponsored by Medeco, and we say that plainly because it matters. What we are is a shop that works on Medeco Medeco sales & service every week – pinning restricted keyways, servicing sidebar systems, and matching key control to how a household actually uses its doors. Russ Thibodeau, our owner, learned locksmithing through the hands-on vocational program at Tarrant County College and has spent well over a decade working residential and commercial hardware across North Texas. He’s the one who sets our standard for Medeco work: if the cylinder isn’t pinned right, the key doesn’t turn, and the customer calls back. So we pin it right the first time.
Why Celina Residents Choose Us for Medeco Service
Most locksmiths in a growing suburb like Celina stock Kwikset and Schlage parts and call it a day. We stock genuine Medeco pins, springs, and sidebar components alongside those everyday brands, because aftermarket internals don’t hold the tolerances a patented Medeco keyway depends on. When you call us for Medeco work in Celina—or even Medeco in Frisco—the parts we bring are the parts that cylinder was engineered for.
Celina is one of the fastest-growing cities in North Texas, and that shapes the calls we get. Thousands of new-construction homes close here every year, most of them in large master-planned subdivisions with builder-installed Schlage or Kwikset entry sets. The lock itself is new. The security picture isn’t. Russ has seen more phase-keyed front doors in Celina than he can count, and he’ll tell you straight: “The lock either works or it doesn’t – let’s make sure it works.” That’s the approach we bring to every Medeco job here, whether it’s a deadbolt swap on a home off Preston Road, a Savannah Medeco service call, or a restricted-key cylinder for a home office door.
Styles & brands we work with







Common Medeco Locksmith Problems We Solve in Celina
- Medeco deadbolt dragging in a builder-prepped door. Celina builders cut door prep for standard Schlage or Kwikset deadbolts. A Medeco Maxum has a larger bolt housing, and if the prep is shallow or off-center, the bolt drags against the strike instead of seating cleanly. We correct the prep and the strike alignment rather than forcing the bolt, which would wear the cylinder’s tailpiece over time.
- Maxum bolt binding in summer or after spring rains. Celina sits on expansive clay soil. Slabs shift with moisture, door frames rack, and a deadbolt that worked fine in February starts binding in July. The Medeco cylinder is almost never the problem – it’s frame movement. We adjust the strike plate and, where needed, the bolt throw alignment.
- Restricted-keyway Medeco cylinder with no key-control card. We see this a lot when a Celina homeowner bought a Medeco online or inherited one from a previous owner. They have one key and no card, which means a new key can’t be cut from a blank off the truck. We verify ownership, re-pin the cylinder to a fresh keyway if verification can’t be completed, and issue proper key-control documentation going forward.
- Gummed sidebar pins on older Biaxial-era cylinders. Celina has been under continuous construction for a decade. Dust from active build sites – concrete dust, drywall grit – finds its way into locks. On older Medeco Original and Classic cylinders, that grit gums the sidebar pins and springs, so keys turn hard or stick partway. We disassemble, clean, and re-pin with genuine Medeco internals.
- Smart-lock conversion leaving a mismatched Medeco on the back door. A homeowner swaps the front door to a Wi-Fi smart deadbolt and leaves the Medeco Maxum on the back door. Now the house has two different keyways. We match the back door Medeco to the front’s key system, or install a Medeco-compatible cylinder on the smart lock where the hardware supports it, so one key works everywhere it should.
Medeco Service in Celina: What Local Conditions Mean for Your Equipment
Here’s something that’s true in Celina and almost nowhere else in the county: builders commonly key an entire subdivision phase to a single construction key. On the day you close, your front door may still open to a key that half the street has. That’s not a defect – it’s standard practice for builders managing trades across dozens of homes. But it means the most common “new house” locksmith call in Celina isn’t a repair. It’s a rekey the same week the keys change hands. For homeowners who want more than a fresh set of Schlage pins, that moment is exactly when a Medeco restricted-keyway upgrade makes the most sense. You’re already resetting access. You might as well reset it to a key that can’t be copied at a hardware store and requires your authorization through key control to duplicate.
Add Celina’s expansive clay soil to that picture. New homes here shift. Frames move with the seasons – summer heat dries out the soil, spring rains swell it – and a deadbolt strike that was dead-on in March is out of line by August. A builder-grade deadbolt tolerates that slop poorly. A Medeco Maxum, properly installed with the strike plate set for seasonal movement, holds its position far better. The cylinder is built to tighter tolerances, and we account for the local soil when we set the plate, not just the day we install it.
Medeco Models & Products We Service in Celina
We work on the full Medeco residential and commercial range you’re likely to find in Celina: the Maxum deadbolt, the M3 and M3+ cylinders with their patented keyways, Commercial Grade 1 mortise and rim cylinders for storefront and office doors, and the older Original / Classic Biaxial-era cylinders still protecting some of the historic homes near Celina’s downtown square. We pin and re-pin with genuine Medeco components, not aftermarket, whether it’s a Melissa Medeco service or a Celina call. If a cylinder needs re-pinning or a fresh strike, we’ll tell you that and do it. We recommend full replacement only when the sidebar or plug has worn past spec – because spending $300 to replace a cylinder that a $40 re-pin would fix isn’t how we work.
For Celina turnaround, we keep a working stock of Medeco pins, springs, tailpieces, and strike hardware on the truck. That means most Medeco service calls don’t wait on a parts order – we show up ready to pin, cut controlled keys where key-control documentation is present, and test the lock in the door, not on a bench.
Medeco Service Pricing in Celina
Medeco work in Celina is priced by the job, not by the hour, and there’s no call-out fee added when we arrive. Here’s what you can expect:
- Medeco cylinder re-pin (same keyway, new keying): $45 – $85 per cylinder, including new controlled keys where key control is verified.
- Medeco Maxum deadbolt installation (labor only, on standard prepped doors): $95 – $160, with door prep correction billed at the actual labor if the builder’s prep is too shallow.
- Restricted-keyway setup (new Medeco M3 cylinder, two controlled keys, key-control card): $180 – $340 depending on cylinder type and finish.
- Strike plate realignment for seasonal frame shift: $35 – $75, including a plate adjustment if the frame has moved beyond the existing plate’s range.
- Service call to diagnose a binding or sticking Medeco cylinder: $50 – $95, credited toward the repair if we do the work on the same visit.
The price we quote on the phone is the price on the invoice. We quote the full job before anyone is dispatched, and we don’t add a surcharge on arrival. Call (877) 626-0257 for an exact quote – estimates are free, and you’ll talk to a locksmith, not a call center.
Serving Celina, TX — Our Local Coverage Area
We’re based in the Celina 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 – Medeco Locksmith in Celina
Start with a rekey the week you close, because Celina builders routinely phase-key entire subdivisions and your front door may still open to a construction key. Whether you go further and upgrade to a Medeco restricted-keyway cylinder depends on how much key control matters to you. If you want a key that can’t be copied without your authorization, a Medeco M3 or Maxum upgrade makes sense at the same visit – we can rekey the builder hardware for the interim and set the Medeco on the primary door in one trip. Call (877) 626-0257 and we’ll scope both options.
It’s the slab, not the lock. Celina’s expansive clay soil dries out in North Texas summer heat and swells after spring rains, which racks door frames and pushes the strike plate out of alignment with the bolt. The Medeco cylinder is working exactly as designed. We correct the strike position, and where the frame has shifted beyond the plate’s range, we’ll re-cut and re-set the plate so the bolt seats cleanly in every season. Call (877) 626-0257 and we’ll diagnose it on site.
Yes, with a step. If you have the key-control card that came with the cylinder, we can cut a controlled key from the card’s authorization. If you don’t have the card – common when a Celina homeowner bought a Medeco online without documentation – we verify ownership, then re-pin the cylinder to a fresh keyway and issue you a new card along with two controlled keys. The alternative isn’t cutting a key from the one you have without verification; that defeats the entire point of a restricted keyway. Call (877) 626-0257 and we’ll walk you through what we need.
Yes. Celina’s new homes are commonly pre-wired for smart locks at the panel and the door, and we regularly install a Medeco Maxum deadbolt as the mechanical lock alongside or behind an electronic smart lock. The Medeco handles the physical security – pick resistance, bump resistance, key control – while the smart lock handles convenience. We’ll also match the Medeco keyway across your doors so one controlled key still works the whole house. Call (877) 626-0257 for a quote on your specific door prep.
It depends on what that door protects. On a Celina storefront or a home office with client files, cash, or equipment, a Medeco Commercial Grade 1 mortise or rim cylinder gives you restricted key duplication, a patented keyway that resists picking and bumping, and a documented key-control trail so you know exactly who holds working keys. On a rarely-used side door, it’s overkill. We’ll tell you honestly which doors justify the cost and which don’t. Call (877) 626-0257 and we’ll assess it with you.
Service Areas Near Celina
We serve all of Celina and the surrounding North Texas communities. Our regular coverage includes Celina service area work in every subdivision off the Dallas North Tollway corridor, plus Medeco service in Medeco service in Princeton and Medeco service in Nevada for customers on the east side of the county. Arlington, Pantego, Dalworthington Gardens, Grand Prairie, Hurst, and Euless round out our broader service reach.
Book Your Medeco Service in Celina Today
If you live in Celina and you’re closing on a new build, upgrading builder locks, or dealing with a Medeco cylinder that’s binding, call Stalwart Locksmith at (877) 626-0257 for Medeco repair in Prosper and surrounding areas. Same-day service is available for most Celina calls, and every quote is free. You’ll get the full price on the phone before anyone is dispatched, and that’s the price on the invoice.
Written by Russ Thibodeau, Owner & Locksmith at Stalwart Locksmith, serving Celina and North Texas.