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19 Years
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Emergency
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Your Trusted Locksmith in San Diego
John's Lock & Safe Service has been a trusted provider of comprehensive security solutions in San Diego since 2007. As a BBB-accredited business and member of the Associated Locksmiths of America and Safe and Vault Technicians Association, we combine industry-recognized expertise with personalized service. Our team of licensed professionals specializes in mechanical and electronic lock systems, safe installation and repair, and 24/7 emergency security services for residential, commercial, and government clients. With certified technicians trained in advanced security technologies like Lockmasters LKM and Kaba Mas X-10 systems, we deliver solutions that balance cutting-edge innovation with proven reliability.

Our commitment to customer satisfaction is evident in our transparent pricing, flexible scheduling, and dedication to resolving security challenges efficiently. From routine lock maintenance to complex access control systems, we prioritize both technical excellence and ethical business practices to ensure lasting client trust.
Services
Residential Locksmith Safe Installation Emergency Lockout Commercial Security Government Lock Systems
Details
  • Year established: 2007
Highlights and features
  • 24/7 emergency service available via dedicated hotline
  • Certified technicians with expertise in advanced security systems
  • Comprehensive services for residential, commercial, and government clients
  • Transparent pricing with no hidden fees
  • Proven track record since 2007 with verified customer satisfaction
Associations and certifications
  • Better Business Bureau
  • Associated Locksmiths of America
  • Safe and Vault Technicians Association
What people say
Great work Showed up on time Didn't over charge Honesty and trustworthiness Outstanding service
Services
Residential Locksmith Services
We provide comprehensive residential security solutions including lock installation, repair, and rekeying. Our technicians handle electronic lock systems, deadbolts, and patio door locks while offering emergency lockout assistance. Services prioritize home safety through modern security technologies and customized access control. All work meets California licensing standards for residential properties.
Safe Installation & Repair
Our SAVTA-certified technicians install, service, and repair all safe types including fire-rated, gun, and high-security models. We handle combination changes, lock modifications, and emergency safe openings. Services cover both residential and commercial applications with proper anchoring and compliance verification for long-term reliability.
24/7 Emergency Lockout
Available 24 hours daily, our emergency service addresses lockouts, broken key extractions, and urgent security breaches. Mobile technicians respond promptly to residential and commercial locations with tools to resolve issues efficiently while maintaining property integrity during critical situations.
Commercial Security Systems
We design and implement commercial access control systems including master key configurations, electronic locks, and ADA-compliant hardware. Services cover panic bars, file cabinet locks, and high-security installations meeting business operational needs while ensuring regulatory compliance for commercial properties.
Government Security Solutions
Certified for DOD-compliant installations, we provide GSA-approved safes and security containers. Our services include installing Medeco copy-controlled locks, certifying security hardware, and maintaining government facility access systems meeting federal security specifications for military and public institutions.
People
John Chaco
CEO Technician
With over 15 years of experience, John Chaco leads our team as CEO Technician. Holding California Locksmith License #881594 and multiple industry certifications including Certified Professional Safe Technician (CPS) and GSA-certified installer, he specializes in complex security solutions. His expertise spans electronic lock systems, vault maintenance, and emergency response protocols.
Questions
What services do you offer for home security?
We install and repair residential locks, safes, and electronic security systems with 24/7 emergency availability.
Are you available for urgent lockout situations?
Yes, our 24/7 emergency line connects you directly to on-call technicians for immediate assistance.
Do you service commercial properties?
We provide master key systems, access control, and high-security installations for businesses and government facilities.
What certifications do your technicians hold?
Our team includes Certified Professional Safe Technicians (CPS), GSA-certified installers, and Lockmasters LKM specialists.
Can you help with safe purchases?
Yes, we sell and install fire-rated, gun, and high-security safes with professional delivery and anchoring services.