Vectren Corporation is a Fortune 1000 energy holding company headquartered in Evansville, Indiana. Through its utility subsidiaries (Vectren North, Vectren South, and Vectren Energy Delivery of Ohio), the company distributes natural gas to approximately one million business and residential customers in Indiana and Ohio. It also distributes electricity to 141,000 customers and has 1,425 MW of primarily coal-fired generating capacity in Indiana.