Locally family-owned, licensed, bonded & insured. Serving San Antonio homes, businesses, and vehicles with expert locksmith care — any hour, any day.
For over four decades, families and businesses across San Antonio have relied on us for fast, professional, damage-free locksmith service.
We take pride in picking most locks without causing lasting damage — so you keep your existing hardware and save money.
We're likely already on the road. When you call at 3am locked out of your car, we'll be there quickly — no long waits.
From locks to doors, frames, hardware, CCTV, access control, and safes — we handle your entire security ecosystem.
We're your neighbors, not a national chain. Our reputation in San Antonio is everything to us, and it shows in every job.
Upgrade to the latest smart locks and alarm systems. We explain all options and install everything correctly — the first time.
Not sure what you need? We offer free consultations on larger projects so you can make the best decision for your property.
Open, move, service & sell
Mobile locksmith service available around the clock. Car, home, or business — we'll be there fast.
Call (210) 342-6678Alert Lock & Key is a family-owned and operated business that has been committed to providing prompt, quality locksmith service to the people and businesses of San Antonio for over four decades.
We offer 24-hour full locksmith services — residential and commercial — along with access control, CCTV, construction, installation of doors and hardware, storefront glass, and safe openings, moves, service, and sales.
Fully licensed, bonded, and insured. When you work with us, you are in good hands. We've served grocery stores, hospitals, schools, airlines, and government institutions — organizations that trust us to keep their properties secure.
Dial (210) 342-6678 anytime. Our team is ready to take your call 24 hours a day, 7 days a week — no hold music, no runaround.
A licensed, professional locksmith heads your way fast. We're often already mobile and can reach you quickly throughout San Antonio.
We handle your lock issue professionally and efficiently — usually without any damage to your locks or property. You're back to your life.
"Strongly recommend these guys. I contacted them to change my locks. They showed up on time and did a great job!"
"I needed my business locks re-keyed. I called and they were able to come right over, re-key all my locks and now I use just one key. Thank You!!"
"Service is impeccable and they are the kindest people/company. I can't recommend them enough. We have used their services several times and they always go above and beyond."
Yes — we are available 24/7, including nights, weekends, and holidays. If you're locked out at 3am, call us. We're likely already on the road and can reach you quickly throughout San Antonio.
In most cases, yes. We take pride in being able to pick most locks without causing lasting damage. You'll typically be able to continue using your locks as normal after a lockout. This is one reason calling a professional is always better than trying to force your way in.
Absolutely. We've served grocery stores, hospitals, schools, airlines, and government institutions throughout San Antonio. We install comprehensive locking and access control systems that grant employees access to only designated areas.
Yes! We stay current on the latest security technology. We'll help you understand all available options, recommend what's best for your home or business, and then install everything correctly so you can manage your security with confidence.
Yes — we offer free consultations on larger projects such as new construction, full commercial security upgrades, and access control system installation. For immediate needs like lockouts, just call and we'll help right away.
Don't wait. Whether it's an emergency lockout at midnight or planning a commercial security upgrade, the Alert Lock & Key team is ready.