Call Now
Website
Call
Business Details
Emergency
services
Trusted Security Solutions in Sunnyvale, CA
Silicon Valley Lock Masters has served the San Francisco Bay Area for over 60 years, delivering professional security solutions tailored to businesses and industrial clients. Our team brings more than 150 years of combined experience and extensive factory-certified training to every project, ensuring precise installation and maintenance of locks, access control systems, and security hardware. We prioritize fast, economical service while maintaining partnerships with leading national companies to meet diverse client needs.

Our 24-hour emergency services operate year-round, supported by a legacy of trust built through decades of reliable performance. Located in Sunnyvale, California, we remain committed to advancing Silicon Valleys security standards through innovation and expertise.
Services
Locksmith Services Access Control Systems Door Repair Safe Services Fire Door Inspections Key Duplication Master Key Systems Electronic Hardware Installation 24-Hour Emergency Services Security Product Sales
Highlights and features
  • We have over 60 years of experience in commercial and industrial security solutions.
  • Our technicians have hundreds of hours of factory-certified training.
  • We offer 24-hour emergency services for urgent security needs.
  • We serve hundreds of clients across the San Francisco Bay Area.
  • We partner with leading national companies to ensure quality service.
Services
Locksmith Services
We provide high-security lock installation, re-keying, and key duplication for residential and commercial clients. Our technicians handle master key systems and modular furniture key services with precision. With factory-certified training, we ensure reliable solutions for all lock-related needs.
Access Control Systems
Our access control solutions include wireless systems, on-site fire re-certification, and hardware installation. Designed for businesses and industrial facilities, these systems enhance security while offering scalable, user-friendly management. We prioritize fast, economical implementation tailored to client requirements.
Door Repair
We specialize in fire door inspections, hardware repair, and ADA-compliant door installations. Our team addresses fire/life safety standards and ensures proper functionality of closers, hinges, and locks. Services cover both emergency repairs and preventive maintenance.
24-Hour Emergency Services
Available 365 days a year, our emergency services address urgent security breaches, lockouts, and hardware failures. Rapid response teams ensure minimal downtime for businesses and immediate resolution for residential clients. This service underscores our commitment to client safety at all times.
Safe Services
We offer safe combination changes, key duplication, and manipulation services for residential and commercial clients. Our technicians service Fire King safes and other high-security models, ensuring secure storage solutions for valuables and sensitive materials.
Questions
What services does Foster Brothers Security Systems offer?
We provide locksmith services, access control systems, door repair, safe services, and 24-hour emergency support for residential and commercial clients.
Do you offer emergency security services?
Yes, we provide 24-hour emergency services for urgent lockouts, security breaches, and hardware failures, available year-round.
What areas do you serve?
We serve the San Francisco Bay Area, including Silicon Valley, with both scheduled and emergency security services.
How experienced is your team?
Our technicians have over 150 years of combined experience and extensive factory-certified training in security systems and hardware.
What security products do you carry?
We offer products from brands like Schlage, Medeco, Von Duprin, and HID, including locks, access control devices, and high-security safes.