Imtech Marine is pleased to announce the addition of two Area Sales Managers to the Radio Holland USA team. Mike Pizer of Houston, and John Schwiering of Ft. Lauderdale recently joined the Radio Holland sales team, adding more than 40 years of navigation and communication experience to the RHUSA sales organization. Radio Holland is a member of the global company Imtech Marine. Recently Imtech Marine announced the expansion of its service network in the USA to a total of 15 ports and its intentions of further growth to provide on the spot quality service to ship owners.