NBN board offers to quit. Good A new broom sweeps clean: The board of NBN Co has offered to resign en masse, falling on their sword amid suggestions they do not have the confidence of the incoming government... Former Telstra boss Ziggy Switkowski is waiting in the wings to be appointed executive chairman... [Minister for Communications, Malcolm Turnbull] has blamed the board and executive team for the massive cost blowouts, timetable delays and for contractors losing money.