Silicon Valley Security Starts Here
Welcome to Foster Brothers Security Systems, the leading security solutions provider in the San Francisco Bay Area. With over 60 years of experience, our team of experts has provided high-quality security products and services to individuals and businesses alike.
Our Story
At Foster Brothers Security Systems, we take pride in our commitment to providing top-notch security solutions to our clients. Our staff has over 150 years of combined experience and has undergone hundreds of hours of factory-certified training. We have worked with some of the biggest companies in the nation, providing them with professional, fast, and economical security solutions.
Our Services
We proudly offer a range of security services, including locksmith services, door services, access control systems, and more. Our technicians are experts in lock and door hardware installation, maintenance, and sales. We also offer safe services, including safe combo changes, safe key duplication, and safe manipulation.
Our Products
We are proud to offer a range of security products from top brands, including Arrow, Alarm Lock, Emtek, Medeco, Von Duprin, and Schlage. Our products include high-security locks and keys, modular furniture key service, key control solutions, and more.
Why Choose Us
At Foster Brothers Security Systems, we pride ourselves on our focus on customer satisfaction and our commitment to providing affordable security products and quick services. We offer 24-hour emergency services, 365 days a year, ensuring that our clients receive the help they need when they need it.
Serving the Greater San Francisco Bay Area
We proudly serve clients across the Greater San Francisco Bay Area, providing them with the security solutions they need and deserve. Our office is located at 555 South Murphy Avenue, Sunnyvale, CA 94086, and we can be reached at 408-736-4500 or toll-free at 1-800-929-3928.
Overall Impression
Foster Brothers Locksmith seems to be a reliable and efficient service provider, with most customers expressing satisfaction with their experiences.
Positive Experiences
- Many customers praised the quick and accurate key duplication service, with some mentioning that the process took less than 2 minutes.
- Several reviewers appreciated the reasonable prices and value for money.
- The locksmiths' expertise and professionalism were commended, with some customers mentioning that they were knowledgeable and helpful.
- The customer service was described as excellent, with staff being friendly, courteous, and responsive.
- Some customers mentioned that they had been using Foster Brothers for years and had always had positive experiences.
Negative Experience
- One customer had a negative experience, citing that an employee made new keys for someone else who was breaking into the customer's house.
- Another customer had a key made that didn't work, and was told that they would need to bring in the whole door or pay $80 for the locksmith to take it down and bring it in.

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