OH License # EL46661 DNS Technologies is a full service electrical contracting company that services commercial and industrial customers in Cleveland, OH and the surrounding areas. From the design stages until completion, our experienced technicians are able to provide our customers with impeccable Electrical, Network Solutions and Lighting work that is guaranteed to be within your company's budget and up to the proper code. Voice, Data, & Electrical Cabling, Communication Systems, Fiber Optics, Design, Security CCTV, Thermal Imaging, Wind Turbines, Card Access, Licensed Electric Contractors, 24/7.