Business Details
44 Years
experience
Emergency
services
Trusted Locksmith Services in Lexington, MA
Since 1982, Lexington Lock Service has been the trusted choice for comprehensive security solutions in Lexington, Massachusetts. Owned and operated by Bob O'Keefe, a certified professional with expertise in door hardware, life safety codes, and Massachusetts-licensed construction supervision, we combine decades of experience with technical proficiency. Our services span residential, commercial, and industrial sectors, specializing in high-security automotive keys, safe installation, and advanced lock systems.We maintain a fully stocked showroom with cutting-edge security products while offering mobile locksmith services for immediate on-site solutions. Our commitment to quality craftsmanship and customer education ensures clients receive tailored security recommendations that meet both practical needs and regulatory requirements.
Services
Automotive key programming
Residential lock installation
Safe installation
Rekeying services
Master-key systems
Emergency lockout assistance
Door hardware upgrades
Transponder key duplication
Safe combination changes
Commercial security solutions
Details
- Year established: 1982
Highlights and features
- 40+ years of local locksmith experience since 1982
- Certified Fire Prevention Officer on staff
- Mobile service for emergency lock solutions
- Full line of UL-rated security products available
- Expertise in automotive transponder key programming
Services
Automotive key programming
We specialize in transponder key programming and high-security automotive key duplication using state-of-the-art equipment. Our technicians handle sidewinder laser keys, tibbe keys, and standard automotive keys while offering on-site programming services. Lost key emergencies receive priority attention with mobile vehicle key origination capabilities.
Residential lock installation
Our residential lock services include installing grade 1/2 deadbolts, keyless entry systems, and high-security cylinders. We recommend solid core doors with reinforced strike plates for optimal protection while offering Baldwin Estate decorative hardware options.
Safe installation
We provide UL-rated safe solutions for home security including fire-rated safes, wall safes, and floor safes. Our services include safe delivery, professional installation, combination changes, and electronic lock upgrades for existing safes.
Rekeying services
We offer same-day rekeying for most lock brands, ensuring security after moving into new homes or changing personnel. Our technicians maintain proper key control while working with existing master-key systems.
Master-key systems
We design and implement customized master-key systems for commercial properties, multi-family units, and institutional buildings. Our solutions balance access control with security hierarchy while maintaining proper key duplication restrictions.
People
Bob O'Keefe
Owner
Massachusetts-licensed Construction Supervisor with Certified Fire Prevention Officer credentials. Specializes in life safety codes and ADA compliance for building hardware systems across residential and commercial sectors.
Questions
What automotive key services do you offer?
We program transponder keys, duplicate sidewinder laser keys, and create replacement keys for most modern vehicles using advanced equipment.
Do you provide emergency locksmith services?
Yes, our mobile locksmith service responds to lockouts and emergency security needs at residential and commercial locations.
What types of safes do you install?
We offer UL-rated home safes for fire protection, burglary resistance, and firearm storage with professional delivery and installation.
Are your locksmiths licensed and insured?
Yes, owner Bob O'Keefe holds Massachusetts state certifications including Licensed Construction Supervisor and Fire Prevention Officer.
Do you service commercial properties?
We create master-key systems for businesses, multi-unit buildings, and industrial facilities with customized security planning.
What makes your residential lock work unique?
We combine security engineering with decorative hardware from premium brands like Baldwin Estate for both protection and aesthetics.
