Free Thermostat

Ameren Missouri and Emerson have teamed up to help customers save on energy costs by giving away 7,000 Sensi Smart Thermostats! Get one while supplies last.

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Go Paperless

Paperless Billing means great convenience and less paper. Log in and sign up today or text REG to 81365.

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COVID-19 Updates

We’re taking actions to help maintain the health and safety of our co-workers, facilities and customers in the communities we serve. In addition to these measures, we're offering energy assistance to ease the financial hardships our customers are facing.

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Smart Energy Plan Benefits

Lower rates, cleaner energy, fewer outages and faster service response.

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