VIVIAN ANDERSON
ILLINOIS ENERGY ASSOCIATION
vanderson@ilenergyassn.org
2175022040
100 N 1ST, SUITE 100, SPRINGFIELD, IL, 62702, 
1) AMEREN ILLINOIS
2) COMED
3) CONSTELLATION ENERGY GENERATION, LLC
4) ILLINOIS AMERICAN WATER COMPANY
5) MIDAMERICAN ENERGY COMPANY
6) NICOR GAS
7) NRG ENERGY INC
8) THE PEOPLES GAS LIGHT & COKE COMPANY (PEOPLES GAS)
9) VISTRA CORPORATE SERVICES COMPANY
Last Updated: January 28, 2025