Business Details
50+ Years
experience
Emergency
services
Your Trusted Locksmith in Berkeley, CA
Rex Key & Security has been a trusted provider of comprehensive security solutions since 1910, serving residential, commercial, automotive, and institutional clients across Northern California. Our century-long legacy is built on advanced technology, certified expertise, and personalized service, with a team actively involved in the security industry since the early 1970s. We specialize in mechanical and electronic security systems, including master key systems, access controls, and high-security keying solutions, while maintaining rigorous industry certifications through organizations like the Associated Locksmiths of America.Our Berkeley-based retail store offers on-site welding services and direct customer support, complemented by 24/7 emergency response capabilities. With field experience spanning thousands of installations and repairs, we combine historical knowledge with modern innovation to deliver tailored security packages that balance protection with accessibility for every client.
Services
Residential Locksmith
Automotive Lock Replacement
Commercial Security
Electronic Access Control
24/7 Emergency Service
Details
- Year established: 1910
Highlights and features
- 100 years of continuous service with proven security expertise
- 24/7 emergency response for urgent lockout situations
- Factory-trained technicians certified by major industry organizations
- Integrated security solutions combining mechanical and electronic systems
- Locally-owned with deep East Bay area knowledge since 1910
Associations and certifications
- Associated Locksmiths of America
- National Burglar & Fire Alarm Association
- American Society for Industrial Security
Services
Residential Locksmith
We provide comprehensive residential security solutions including high-security lock installations, deadbolt systems, and electronic access controls. Our services protect homes with patented key systems that prevent unauthorized duplication while offering convenient access options. With decades of experience serving Berkeley and Oakland neighborhoods, we ensure proper installation of door closers, intercom systems, and burglary-resistant safes.
Automotive Lock Replacement
Our automotive specialists handle all vehicle lock and key needs, from emergency lockout assistance to high-security key replacements. We service cars, trucks, motorcycles, and boats with transponder key programming and ignition replacement services. With 24/7 emergency availability, we provide on-site solutions or shop-based repairs with proper ownership verification for security compliance.
Commercial Security
We design integrated commercial security systems featuring electronic access controls, CCTV integration, and master key systems. Our solutions balance security requirements with operational accessibility for businesses of all sizes. With strategic consultation and industry-certified installation, we implement burglary-resistant safes, fire file cabinets, and remote video transmission systems tailored to each facility's needs.
Electronic Access Control
Our access control systems combine mechanical and digital security technologies for modern protection requirements. We install and maintain card access systems, intercoms, and remote monitoring solutions that integrate with existing infrastructure. These systems allow precise access management while maintaining compatibility with traditional locking mechanisms for transitional security upgrades.
24/7 Emergency Service
We offer round-the-clock emergency response for residential, automotive, and commercial lockout situations. Our mobile units serve East Bay counties with immediate assistance for lost keys, broken locks, and urgent security breaches. This service includes after-hours key duplication, lock rekeying, and temporary security solutions to protect properties until permanent repairs can be made.
People
Rex Key
Founder
Established the company in 1910 as a single-person locksmith service, building it into a century-old institution with industry-leading expertise in mechanical and electronic security systems.
Questions
What areas do you serve?
We serve Berkeley, Oakland, and the entire East Bay Area with both in-store and mobile services.
Do you offer emergency services?
Yes, we provide 24/7 emergency lockout assistance and urgent security repairs.
What types of security systems do you install?
We install residential and commercial systems including high-security locks, access controls, and master key systems.
Can you replace car keys?
We replace all types of automotive keys including transponder keys for modern vehicles.
Are your technicians certified?
Yes, our team holds certifications from major industry organizations like Associated Locksmiths of America.
Do you have a retail store?
Yes, our Berkeley store at 1908 University Ave offers locksmith services and small welding jobs.
