Jim Holdener
Customer Service Engineer
Ameren (Headquarters)
Amerenue Electric. AmerenUE. Union Electric. Illinois Power Co. C I P S. Central Illinois Public Service Co. Central Illinois Light Co. C I L C O. I P. U E. C I P S C O Investment Co. Ameren Energy Inc. Ameren Energy Resources Co. C I L C O R P Inc. AmerenIP. AmerenCIPS. AmerenCILCO
Electric Companies. Natural Gas Companies
One Ameren Plaza, 1901 Chouteau Ave, Saint Louis, MO 63166
8007555000, 8004490176