Australian on-demand ridesharing startup GoCatch has announced David Holmes as new CEO as cofounder and former CEO Ned Moorfield departs for new opportunities in the US.Related posts:Arresting Uber vs. The $17 Billion Giant. It really is a transport war now. Taxi booking startup goCatch to take on Uber with launch of rideshare service goCar in Sydney Q&A Ned Moorefield from GoCatch