ameren 2003_am_ar_officers_board

This document lists the directors, officers, and principal officers of Ameren Corporation and its key subsidiaries. It includes the chairman, president, and CEO of Ameren Corporation, Gary L. Rainwater, and lists the board of directors which includes retired executives from utility and retail companies. It also lists the senior leadership of Ameren Corporation's subsidiaries including AmerenUE, AmerenCIPS, AmerenCILCO, Ameren Services, Ameren Energy Resources Generating, and Ameren Energy.