Energy

Oxford’s proposed acquisition of the town’s privately owned water system could save local businesses money. But it...

When it comes to the environment, the railroad industry's bona fides are clear — trains use far less fuel than trucks to move goods from one place to another and produce much less pollution. But Providence & Worcester Railroad is taking things one step further.

Worcester-based ThermoEnergy Corp., which makes wastewater-treatment and power-generation systems, saw its revenue plummet in 2013.

Worcester-based energy management services firm, World Energy Solutions reported lower revenue for the fourth quarter of last year, although full-year revenue increased, the company said today.

NEC Corp. has bought the Westborough-based energy solutions business of A123 Systems for about $100 million, the Japan-based technology networking provider announced today.

The MetroWest solar industry has a new competitor in Vivint Solar, a Utah-based company that already has the lion's share of the residential solar market in Massachusetts. A subsidiary of Vivint Inc., Vivint Solar opened its new office at 53 Brigham St. in Marlborough earlier this month.

Devens-based wind energy equipment manufacturer AMSC laid off an unspecified number of employees at its headquarters today as part of a restructuring that will include the closing of a plant in Wisconsin and the opening of a new one in Romania.

After years of preparation and delays, National Grid's smart grid pilot program took a big step forward in February when the utility completed the installation of 14,800 smart meters in homes and businesses in Worcester.

Worcester-based energy procurement firm World Energy Solutions said it has appointed two new, independent members to its board of directors, increasing the size of the board from five to seven members, under an agreement with its investor, asset management firm Ardsley Advisory Partners.

Profits for Framingham-based energy efficiency and renewable energy company Ameresco were down in the fourth quarter and for 2013 overall, according to an earnings statement released Thursday.