Wellington, July 3 NZPA - Infratil says chief executive Lloyd Morrison is making good progress after undergoing treatment for leukaemia. The comment about the well-known Wellington businessman was made in the company's annual report, which is available on its website.

In January, Infratil said Mr Morrison was stepping down from the business after being diagnosed with a form of leukaemia.

Mr Morrison is also taking leave of absence from his positions as director of Infratil, TrustPower and Auckland International Airport.

Chief operating officer Marko Bogoievski had been appointed as chief executive for the period of the medical leave.