Energy

A123 Systems, which has sites in MetroWest, announced a rebranding of its advanced battery business in Westborough, five months after the company announced it would sell most of its assets to Chinese firm Wanxiang Group.

With the assistance of state incentives and a boom in solar installations last year, Massachusetts residents, businesses, municipalities and utilities now have the capacity to harness more than 250 megawatts of power from solar energy and Gov. Deval Patrick has achieved a 10-year goal four years early.

Solar installation company New England Clean Energy of Hudson has named Jim Elkind its CEO, the company announced today.

Worcester-based World Energy Solutions Inc. nearly doubled its sales in the fourth quarter of 2012, helping drive a 55-percent annual revenue gain compared to 2011.

Jump-starting the green energy industry in the United States was a goal of the Obama Administration when...

As homebuyers become more aware of how energy efficiency can save them money, more developers and homeowners are applying it to their properties, creating a fledgling market for green homes.

Sources indicate that hybrid vehicles comprise 4 percent of the United States' automobile market. That's the highest...

The 2008 Green Communities Act, which created the market conditions for the Bay State's solar energy boom, was originally pitched as good for the environment and for creating jobs.

Energy and Environmental Affairs Secretary Rick Sullivan on Friday announced that the towns of Carlisle, Chelmsford and Medway will participate in the first round of the 2013 Solarize Mass program, its state-sponsored program designed to encourage the adoption of small-scale solar projects.

While residential energy efficiency is a boon for consumers and helps the environment, it is also boosting Massachusetts businesses.