Energy

Westborough energy efficiency and infrastructure solutions company NORESCO has begun work on a $97-million energy savings contract with a U.S. Department of Veterans Affairs' system in the upper Midwest.

Craft beer maker Tree House Brewing Co. announced Sunday evening a planned 16,000-square-foot expansion of its 52,000-square-foot headquarters in Charlton.

The outdoor living history museum Old Sturbridge Village has turned the switch on a 5,400-panel solar energy system, adding a 21st century technology to a 19th century community.

What started as a one-time business service event strictly for Devens now encompasses nearly three dozen communities throughout New England.

Hopkinton solar company Solect is expanding into Illinois, its fourth state, where it sees a large untapped potential for solar energy production.

Despite reports saying U.S. companies are concerned about a brewing trade war with China, one Central Massachusetts company is applauding the Trump Administration's efforts to get tough on the country.

Some go to sea to scoop tasty creatures from the deep and others venture out to harness clean energy from the air above the waves.

Following Attorney General Maura Healey's call for an end to the competitive electric supply market, House and Senate lawmakers are gearing up to hold an oversight hearing to question companies cited by Healey about what she described as deceptive business practices

An executive of the largest residential competitive electricity supplier in North America blasted Attorney General Maura Healey's call to end that industry.

Attorney General Maura Healey on Thursday called for an end to the competitive electricity supply market for residential customers, saying the industry's aggressive door-to-door sales tactics targets low-income, elderly and minority residents.