Tag: 621 Energy

  • Massachusetts General Hospital installs 467-kW rooftop solar array

    J.M. Electrical Company, Inc., premier professionals in advanced automated building system installations, and solar developer 621 Energy  completed a 476-kW solar PV energy system installation that will power the Massachusetts General Hospital research and parking facility located in Charlestown, Mass. The rooftop PV system was designed by 621 Energy and isRead More — Solar Builder magazine