Come take a virtual tour of one of our five locations, or take a trip down Memory Lane to view the historical locations of our company through its 99 year history (including a photo with horse drawn wagons)! You can also call up maps for directions to our Cincinnati or Columbus facilities. Cincinnati Headquarters Tour Blue Ash Branch Tour Columbus Branch Tour Newark Branch Tour Automation Systems Group Tour Corporate History Maps & Directions Copyright, 2008 The Johnson Electric Supply Company Request More Information Cincinnati Weather: Partly Cloudy 58° F Website hosted by NetCrafters