At Ameren we serve over 2.4 million electric, and 900,000 natural gas customers across a 64,000 square miles area. We're making the world a better place by powering the quality of life for our millions of customers with some of the lowest rates in the nation.
The name Ameren is derived from "American energy". Our mission is to power the quality of life while securing a energy future for America. We are the largest electric power provider in Missouri and third largest natural gas distribution operation in Illinois. Our companies generate a net capacity of nearly 10,200 megawatts of electricity and own more than 7,500 circuit miles of transmission lines.