Inmarsat (LSE: ISAT) today announced two new appointments to its North American teams. David Helfgott becomes President of Inmarsat, Inc and Head of Business Development, Americas and Peter Hadinger joins Inmarsat Global Xpress™ as President of Inmarsat Government Services Inc (IGSI). Both will be based at Inmarsat's Washington DC office. David Helfgott will be responsible for external representation of Inmarsat Inc, and will head strategy and business development in the Americas.