Complex Security Solutions Inc.

Welcome to Complex Security Solutions Inc., Wisconsin’s top-rated security company, providing advanced protection, electrical, and IT solutions for businesses across Wisconsin, Illinois, and Indiana. Since 2014, founders John Kerlin and Charles Strand have built a reputation for excellence in Integrated Security Solutions, offering state-of-the-art surveillance and access control systems to keep businesses safe. Our Line Voltage Solutions ensure reliable electrical performance with expert maintenance, while our Structured Cabling & Fiber Optics services create seamless network infrastructures for optimal connectivity. Additionally, our Managed IT Services provide robust cybersecurity and technology support to safeguard and modernize your business. Whether you need a security system, electrical maintenance, structured cabling, or comprehensive IT management, we deliver tailored solutions to meet your needs. At Complex Security Solutions Inc., we are committed to innovation, reliability, and the highest level of protection, ensuring your business operates securely and efficiently.