Mike Barth, Sr. founded Barth Electric Company in 1945. The company is one of the leading electrical construction companies in the Midwest. Barth Electric is responsible for designing and installing electrical systems in many of Indianapolis' high profile buildings such as Circle Centre, Indianapolis Motor Speedway, Conner Prairie Museum and the RCA Dome. Barth Electric s other projects include major warehouses, landmark office complexes, stores of every type, distribution centers, museums, schools, government buildings, restaurants, hotels, entertainment venues, industrial plants, residential housing and more throughout the state of Indiana. The company is headquartered in Indianapolis..