A former NAB Asset Management executive was appointed chief investment officer of a $250 million superannuation fund. : A former NAB Asset Management executive was appointed chief investment officer of a $250 million superannuation fund. Jason Hazell has joined Crescent Wealth as its new chief investment officer, bringing with him more than 20 years' experience in super, investment management, mergers and acquisitions and private equity. Hazell joined Crescent Wealth from Sydney venture capital firm Nightingale Partners, where he spent a year as the firm's investment manager.