Construction for the new William McDonough + Partners-designed Plantronics European headquarters: Soundscape, is set to begin on Thursday May 28, 2015. The new headquarters is being developed by Delta Development Group, VolkerWessels, and Reggeborgh. The groundbreaking will be celebrated at Parkcafé Groen. Located outside of Amsterdam, the new headquarters is part of Park 20|20, the first full service Cradle to Cradle®-inspired working environment in the world, master planned by William McDonough + Partners.