Alert Lock & Key

24/7 emergency service

Alert Lock & Key has been in business since 1976. We operate out of one main office. Through the years, we have developed a large clientele. Grocery chains, department stores, government institutions, hospitals, schools, universities, airlines, nationwide chain store operations, and major fast food restaurant chains are among the many patrons who call us regularly for immediate service and free estimates. We also have a Construction Division for Installation of Doors and hardware. In this line of work we have completed a number of projects all thru out south and central Texas. Door projects in the 1000’s and as small as 5 doors no matter the size we are here for all your Installation needs. Please call or email us your bid documents for review. Here is a list of all we do on a daily basis..

Full Service Locksmith

New / Used Safes Safe Combinations Changed
Safes Opened
Safes On Consignment
Gun Safes
Master Keying
Door Closures
ADA Approved Locks
Access Control
High Security Locks

Division 8 Doors & hardware

Architectual hardware
Full Division 8 Installation

Commercial Security

Burglar Alarms
Mag Locks
Electronic Strikes
Electronic Egress Devices
Storefront Glass/Herculite door


Locks Rekeyed
Window Locks
Medeco Hi Security Hardware
Electronic Entry Hardware

Servicing all of San Antonio, Austin and Surrounding Areas

Secure your house or business today!