An Alameda Locksmith that specializes in home and commercial security systems and services.

Rex Key & Security - Honest…dependable…knowledgeable…since 1910.

You’ve turned to Rex Key & Security for locksmith and home security for close to a century! Almost a hundred years ago, we opened our doors as a single person locksmith service for the East Bay area. Today you can find one of our 12 service vehicles in your neighborhood such as Berkeley, Alameda, Richmond, Piedmont and San Leandro and Napa.

Lock or key, safe or car, remote surveillance or close circuit camera – rely on Rex Key & Security

There’s no lock too old or too new, no security system too archaic or too sophisticated, no door too heavy or too complicated for us to handle!

Our services range from locksmith and home security systems to commercial security services. Rex Key and Security experts are known throughout the Bay Area for their broad industry knowledge and 24/7 customer support and monitoring.

Let one of our reliable team members design an expert combination of security and electronic locking systems, whether it be a money-safe that remembers each transaction or a remote video monitoring system which is viewable over the Internet.

Let one of our reliable team members design an expert combination of security and electronic locking systems, whether it be a money-safe that remembers each transaction or a remote video monitoring system which is viewable over the Internet.

Explore our services!

• Residential Locksmiths: Our home security services deals in high security locks and keys which includes pick resistance and patented key control. Our locksmith service can also provide you with keys to antiques and garage door and patio locks.


• Automotive Locksmiths: Rex Key & Security specializes in a multitude of automotive locks and high security car keys. We have specialized in the car lock industry for 90 years—you can count on us to if you are locked out or have lost your keys.


• Commercial Locksmiths: You can depend upon receiving state of the art solutions that include master key systems, burglary and fire safes, electronic access controls and more. Our commercial security service technicians have been trained through Strategic Business Alliance, the Associated Locksmiths of America, Inc., the American Society for Industrial Security, and the National Burglar & Fire Alarm Association.

Always on call—here for you!

We are ready to hear from you today! Click here to send an email to our Sales Department: sales@rexkey.com or call us 24/7 directly at 800 739-5397!