About

Why Complex?

Complex’s commitment is to provide innovative solutions that meet our clients’ needs and exceed their expectations. We work with our customers to find appropriate security, electrical, structured cabling and fiber optics, as well as fire solutions, and ensure we take the most comprehensive approach on every opportunity and project we embark upon. With vast experience across all fields, we serve the public and private sectors specializing in education, commercial, and industrial applications. We are confident that we can help accomplish your goals by providing the absolute best value for your project regardless of size and complexity.

Security Solutions

Our top priority has been securing facilities with state-of-the-art security systems. We partner with the best equipment manufacturers and software developers to ensure what you want secured stays secure. Complex can engineer, install, monitor and maintain security systems of all sizes. Our greatest asset is the ability to integrate all portions of your security system to ensure 24/7 full functionality, and enabling total facility security at a click of a button.

Line Voltage Solutions

Complex’s electricians offer extensive experience, allowing us to provide a wide array of electrical services for industrial, commercial, solar, and residential environments. Whether you need industrial maintenance, commercial design build, home solar installation, or residential service work, Complex is an email or phone call away. Complex’s trained professionals consisting of multiple Masters, Journeyman, and Apprentices with the highest safety standard and code compliant installations are here to serve.

Structured Cabling & Fiber Optics Solutions

Complex offers full-line solutions including copper, fiber and coaxial cabling systems that help connect and enhance our customers network needs. We apply innovation based on your project’s technical, logistical and physical demands. By utilizing the latest technology with our industry leading partners we specialize in both indoor and outdoor applications. We offer integrated support from the initial design to connectivity and ongoing maintenance.

Complex History

Complex Security Solutions, Inc. was established in 2014 by colleagues and field veterans John Kerlin and Charles Strand, along with a business savvy partner, Scott Mayer. In 2021, an invaluable business partner, Hamido El-Shafei, joined the owners’ team. Located in Southeast Wisconsin, The Company saw an increased demand for cutting-edge solutions and opened a second location in Madison, Wisconsin in 2020. The Company has since grown to over 45 employees and continues serving Wisconsin and Illinois.