KOR‑Glass provides dependable, scalable access control installation for commercial buildings across Ontario, CA, and nearby areas including Fontana, Chino, Rancho Cucamonga, Temecula and Riverside. Our systems are ideal for offices, warehouses, medical clinics, retail storefronts, and multi-unit commercial properties. We handle everything from initial access planning and cabling to hardware installation, user setup, and ongoing support. All of our solutions are built to grow with your business—keeping your security strong as you scale.

Looking for professional access control installers in Ontario, CA? KOR‑Glass is a leading provider of smart, secure, and scalable door access control systems for businesses throughout Southern California. Whether you're replacing a broken keypad or designing an entirely new controlled entry system for your property, our team delivers fast, affordable service using today’s most trusted technologies. Improve your building’s security and simplify operations with a system customized for your facility’s size, access needs, and future growth.