Roofing firm goes all-solar - Sentinel and Enterprise

Roofing firm goes all-solar Sentinel and Enterprise NorthStar, a roofing contractor, moved to Shirley in May to allow for growth, according to its president and founder, John LaStella. At its previous facility in Leominster, solar panels provided 30 percent of the its electricity.

Source: http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNEui-nVEDuL94XieOeHGUC8vMdGyQ&url=http://www.sentinelandenterprise.com/local/ci_19893028

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