Noble Group has appointed Stephen Marzo in the new role of global chief financial officer. Marzo will replace Milton Au who will retire at the end of the calendar year. Au will remain a non-executive director of Noble and, upon his retirement will assume vice-chairmanship of the audit committee of the company.

In his new capacity as global CFO of the group, Marzo will work closely with global chief operating officer Gary Mize, chief executive Richard Elman and vice-chairman, Harry Banga.

Marzo has had a 20 year financial career with several distinguished institutions including Chase Manhattan Bank, the Phibro Energy Division of Salomon and has spent four years in Hong Kong as an executive director and chief credit officer of Goldman Sachs Asia.

Marzo has extensive experience in Asia, emerging markets, treasury, commodities, risk management, credit control, and structured finance.