Metro-east electricity provider Ameren Illinois will host a symposium for the utility's Illinois businesses and nonprofit electric and natural gas customers.

The Ameren Illinois Act On Energy program will be held May 22 at Gateway Center in Collinsville. Illinois commercial customers will have an opportunity to learn how to reduce energy bills and receive energy efficiency financial incentives.

The event will be held from 8 a.m. to 2:30 p.m. and admission is free, but registration is required. To register, go online to www.ActOnEnergy.com/symposium or call 1 (866) 800-0747. All who attend will receive a complimentary lunch.

All Ameren Illinois business and nonprofit customers that attend will receive a special 15 percent incentive bonus coupon. Those who redeemed bonus coupons from previous symposiums received an average of $5,200 in bonus incentive payments.