RoviSys & RoviSys Building Technologies have a new address in Europe. Netherlands office is now located at: Reactorweg 301 3542 AD Utrecht Netherlands Phone: +31 (0)6 8291 0112 We are also pleased to announce the addition of Walter Lang as the Netherlands Business Development Manager for Building Technologies.  Walter is focused on expanding the RoviSys brand in The Netherlands and to help navigate the Dutch culture for a growing business.  Walter has a long background in the European energy trading market.