We work closely with our business partners, whether they supply us with paper and pens, parts and wire, or professional services. And the results of our partnerships - improved quality, innovative ideas, reduced costs - are profitable for all.
Use the links on this page to get information about working with us. You’ll find everything you need to become an Ameren supplier. You will also find training materials, risk compliance information, and billing instructions. To start the process of becoming an Ameren supplier, register here.
If you are already a supplier, and need more information about purchasing and general procurement, contact:
Supply Chain Process & Performance
Email: ProcessPerformance@Ameren.com
If you are a diverse supplier and would like more information about Ameren purchasing and general procurement, learn more online or call 888.985.4862.
Natural Gas Suppliers
For Retail Gas Suppliers (RGS) interested in providing gas supply service to non-residential customers.
Retail Electric Suppliers
Resources and information for Retail Electric Suppliers
Illinois Non-Wire Alternative Projects
An opportunity to use alternative energy solutions as a means to defer or replace traditional infrastructure investments.
Missouri Smart Energy Plan
Information for contractors interested in working on Ameren Missouri's Smart Energy Plan