Eric Hertz's colleagues are shocked and saddened by the loss of the "honorary Kiwi''.
Director of corporate affairs at 2degrees, Mat Bolland, said staff are struggling to come to terms with the loss of the company's chief executive.
"I think it's fair to say that the people at 2degrees are in shock. The fact that we won't see him back, or Kathy, is quite stunning.
"We're going to miss Eric's leadership, friendship and dry sense of humour. He was our `honorary Kiwi' and greatly respected by our 760 staff.''
Mr Bolland talked about his plans for the long weekend during a management meeting on Thursday "and yet again Eric probably had a more exciting weekend planned than many of us.