Green Mountain climbs to the top with MassDOT deal

June 12, 2013Boston Business Journal – Commuters in Massachusetts will soon see the flashing lights of portable message signs on the state’s highway and roads thanks to technology developed by Green Mountain Communications. The Pembroke, N.H.-based company has been tapped by the Massachusetts Department of Transportation to develop wireless-capable, light-emitting diode portable variable message signs (PVMS) and displays.
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