Like most shareholder meetings, yesterday’s Ameren Corp. gathering at the St. Louis Art Museum was short on drama, and news. There was the usual board election, auditor ratification and company overview from Chief Executive Gary L. Rainwater. But his comments during the Q&A…

Some AmerenUE residential customers received a e-mailed letter from utility Chief Executive Thomas R. Voss warning of a coming rate increase request. And, no, it wasn’t an April Fool’s joke.

An electronic copy of the letter was sent to Ameren’s eNews electronic newsletter this afternoon. All customers should…

The Missouri Public Service Commission voted 4-1 Thursday approving rules that may allow electric utilities to impose a customer surcharge to recover environmental expenses, PSC spokesman Kevin Kelly said.

Commissioner Robert Clayton III voted against the rules, which will take effect…

Ameren Corp. said fourth-quarter profit rose 77 percent, aided by last year’s rate increase in Missouri and colder weather that increased demand for electricity and gas.

Net income increased to $108 million, or 52 cents a share, from $61 million,…

Moody’s Investor’s Service put AmerenUE  on notice Tuesday: The utility’s long-term Baa1 debt rating may be cut a notch on concerns that cash flow is insufficient to cover rising operating costs and big investments needed for transmission system upgrades and pollution controls at its coal-fired…

AmerenUE on Friday said it will cost $450 million to rebuild the mountaintop reservoir that feeds the Taum Sauk hydroelectric plant — about nine times the price of the original structure a half-century ago.

The reservoir is expected to be complete by late…

Regional business leaders threw their biggest annual dinner Thursday night, and took the opportunity to bend the ear of state lawmakers in the audience and push for more economic development incentives and state funds to help launch high-tech startups.

It…

Facing rising costs for everything from coal and natural gas to electric transformers and copper wire, AmerenUE will ask Missouri regulators this spring for permission to increase electric rates.

Ameren Corp.  executives, speaking to financial analysts in New York on Thursday, didn’t…