Custom Security Systems

At Custom Security Systems Inc, we have a long history of dedicated service to the Chicago area and surrounding suburbs. Founded over 40 years ago, our company has grown from a small family-owned business to a leading provider of security solutions in the region. Our roots date back to the early 1970s when our founder, Matthew P. McNulty, started the company. As the business grew, his son, Sean C. McNulty, took over in 1992. Throughout the years, we have successfully served numerous clients, from small businesses to large corporate campuses, and have established ourselves as a trusted partner in the security industry.

Our Story

Our journey began with a passion for providing exceptional service and a commitment to protecting people and their properties. We have always prioritized building strong relationships with our clients, understanding their unique needs and tailoring our solutions to meet their specific requirements. With this approach, we have evolved into a one-stop-shop for all security needs, offering a comprehensive range of services, including access control, video surveillance, structured cabling, and security consulting.

Our Services

At Custom Security Systems Inc, we believe that security is not just a necessity but a vital aspect of any organization. To ensure the safety and security of our clients, we offer a diverse range of services that cater to various industries and sectors. Our services include:

• Access Control Systems: Our partnership with Electronic Entry Systems (EES) allows us to provide state-of-the-art access control systems, including electronic door systems, intercom systems, biometric access, and proximity card key systems.

• Video Surveillance: We design, install, maintain, and upgrade a wide range of video surveillance solutions to meet clients' specific needs and budgets, from simple camera systems for small offices and businesses to complex solutions for urban traffic management systems.

• Structured Cabling: Our team of experts excels in designing, installing, and maintaining structured cabling solutions for data centers, ensuring that our clients' IT infrastructure operates flawlessly and efficiently.

• Security Consulting: We take the time to understand our clients' goals, budget, and timeline and provide recommendations that meet their specific requirements. Our team of experienced consultants is dedicated to ensuring that our clients' projects are completed on time, within budget, and with the utmost attention to detail.

Our Expertise

With over 40 years of experience, we have developed a deep understanding of the security industry and have established ourselves as a trusted partner in the region. Our team of experts is committed to providing exceptional service, and we have built a reputation for delivering high-quality solutions that meet the unique needs of our clients.

Our Commitment

At Custom Security Systems Inc, we are passionate about providing safety and security solutions that meet our clients' specific requirements. We understand the importance of tailoring our services to the unique needs of each client, and our commitment to customer satisfaction is unwavering. Our team of experts is dedicated to ensuring that our clients' projects are completed on time, within budget, and with the utmost attention to detail.