Enterprise-Grade Security Solutions for Commercial Properties and Institutions
Complete Security, Inc. has been San Francisco's trusted provider of high-end security products, master key systems, and access control solutions since 1978. With nearly five decades of expertise, we specialize in securing commercial properties and institutions with precision-engineered systems designed for maximum protection and operational efficiency.
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Our mission
Securing the San Francisco Bay Area's Commercial Landscape with Expertise, Innovation, and Reliability
Services
Comprehensive Security Solutions
We provide a complete range of high-end security products and locksmith services tailored to the unique needs of commercial properties and institutions. Our expertise spans master key system design, digital lock installation, and access control systems that integrate seamlessly with your facility's security infrastructure.

Master Key System Design and Installation
Custom-engineered master key systems for institutions and commercial buildings, providing hierarchical access control while maintaining security integrity across multiple facilities and departments.
High-End Digital Locks and Access Control
State-of-the-art digital lock systems and access control solutions designed for commercial properties, offering advanced security features with seamless integration into existing infrastructure.
Specialized Locksmith Supplies and Services
Professional-grade locksmith supplies and specialized services exclusively for commercial applications, backed by our team's extensive experience in institutional security requirements.
Benefits
Why Choose Complete Security, Inc.
With 47+ years of dedicated service to the San Francisco area, we have established ourselves as the premier provider of commercial security solutions. Our commitment to excellence, specialized expertise, and deep understanding of institutional security needs set us apart in the industry.
47+ Years of Proven Expertise
Since 1978, we have been serving San Francisco's commercial and institutional clients with unwavering commitment to security excellence and customer satisfaction. Our longevity reflects our expertise and trustworthiness.
Specialized Commercial Focus
We exclusively serve commercial properties and institutions, allowing us to develop deep expertise in complex security requirements, master key systems, and access control solutions tailored to enterprise needs.
High-End Security Products and Design
Our specialization in high-end digital locks and master key system design ensures your facility receives premium security solutions engineered for maximum protection and operational efficiency.

About Us
About Complete Security, Inc.
Complete Security, Inc. is a professional services firm headquartered in San Francisco's Financial District, led by President and General Manager Matthew Slayter. Founded in 1978, we have spent nearly five decades building a reputation for excellence in commercial security. Our team of 10+ experienced security specialists is dedicated to providing comprehensive security solutions that protect commercial properties and institutions. We operate Monday through Friday from 8:00 AM to 5:00 PM, serving clients throughout the San Francisco area with personalized attention and expert guidance. Our word-of-mouth reputation reflects our commitment to delivering exceptional service and reliable security solutions.
Contact Us
Contact Complete Security, Inc. today to discuss your commercial security needs. Our team of experts is ready to provide personalized consultation and design solutions tailored to your facility's unique requirements. Reach out during business hours Monday through Friday, 8:00 AM to 5:00 PM.
