For over a decade, JTM has been the right choice for commercial electrical projects in Northern Illinois, Northwest Indiana, and Southeast Wisconsin. Our track record of satisfied customers speaks for itself. JTM has performed large scale projects for some of the biggest names in global business. Whether it be light manufacturing, global distribution and logistics, warehousing, or heavy industry, JTM has the experience to get your job done right. JTM has extensive expertise in a wide variety of low voltage systems and technology installations. Voice and data network cabling, fiber optic installation, coax cable, and more. We have extensive experience with network installation, IP camera system installation and management, and advanced LED lighting systems.