This week's company briefs include news on NorthWestern Corp., Duke Energy, FirstEnergy, Allete, Entergy, Consumers Energy and DTE Energy.

The Maryland Public Service Commission voted 3-2 to approve Exelon's controversial acquisition of Pepco Holdings Inc. Friday, saying Exelon's reputation for service excellence was the deciding factor.

This week's company briefs include news on Tesla, Dominion, Exelon, Duke, Southern Co., Mississippi Power, FirstEnergy and PPL.

NiSource and Entergy announced their first-quarter earnings results this week.

Andy Ott, PJM’s executive vice president of markets, will replace Terry Boston as president and CEO later this year, PJM announced Wednesday.

This week's company briefs include news on Exelon, Dominion, Alliant, Alevo, and TVA. Plus the latest from IHS Cera Week and RGGI.

Calpine won PJM stakeholder approval for an initiative that could give generators more flexibility in pricing following an unusually lengthy debate before the Markets and Reliability Committee Thursday.

The Obama administration’s first Quadrennial Energy Review calls for returning the U.S. to a post-World War II level of investment in infrastructure, spending it says could create 1.5 million jobs while transforming the nation’s electric grid and oil and gas pipelines.

This week's federal briefs include news on the Keystone XL Pipeline, the EPA's Clean Power Plan, the NRC, the EIA and the Energy Department.

This week's company briefs include news on TVA, National Grid, FirstEnergy, PPL, NextEra, NRG, Eversource, Dominion and Dynegy.