Jay Engineering Ltd. is a multi-service consulting engineering firm specializing in civil, municipal, site, construction, water resources and environmental engineering.  Located in southern Will County, Illinois, we strive to serve the communities within Will, Cook, DuPage, Kankakee, Grundy and surrounding counties by delivering quality, timely and cost-effective solutions to a wide variety of engineering and environmental challenges.  Jay Engineering Ltd. consists of experienced professionals dedicated to providing complete services on a personal level by working closely with owners, municipalities,  and other consultants involved with each project.