Energy

Devens-based AMSC, continuing to struggle two years after losing its largest customer, pared its quarterly and annual losses while posting a 14-percent gain in revenue for its 2013 fiscal year, which ended March 31.

Energy efficiency company Ameresco of Framingham has acquired a British consultancy, giving Ameresco a foothold in a new market, the company announced.

In a national ranking of clean energy technology leadership, Massachusetts comes in just behind California, according to a new report.

China's highest court next week will hear Devens-based AMSC's software copyright infringement cases against two Chinese firms, one of which allegedly refused to pay for products it had ordered from the maker of products for wind energy and the electric grid.

World Energy Solutions of Worcester saw a 27-percent increase in revenue during the first quarter of this year, but lost nearly $1 million after an accounting change that defers some revenue recognition after reporting sales and commission expenses, the company said.

A Virginia firm has signed a 20-year contract with Brookfield town officials to finance, own and operate a 434-kilowatt solar energy project on a capped landfill behind the town transfer station.

Two solar power installation projects that will provide power to about 400 Sterling homes each year have been completed, according to the installing companies.

Unionized utility workers for National Grid in Massachusetts and Rhode Island have reached a tentative agreement with the company on a new contract, according to a statement from a union official.

It's always better to be a leader than a follower. And it's under that banner of leadership...

Saying a tough first quarter was expected, but that revenue still came in lower than anticipated, Framingham-based Ameresco Inc. recorded a decline in both revenue and net income for the period.