Carpet company Cavalier also reports its result on Tuesday.
The company has advised that it plans to write down or impair the value of goodwill and various plant and equipment by as much as $9 million as it prepares to shift its strategic direction.
The Port of Tauranga, New Zealand's largest port, reports on Wednesday.
The company said at its half-year result that it expected its earnings to be at the upper end of the previous guidance of $96 to $101m, up from last year's record net profit of $94.3m.
Genesis Energy, which has the Huntly Power Station, is also due to report.
The company said in April that it expected an outcome towards the lower end of its previously stated of earnings before interest, tax, depreciation, amortisation, and financial instruments (ebitdaf) of $360 million to $375 million. Last year's ebitdaf came to $361m.
NZ King Salmon reports on Thursday. The company has forecast earnings before interest, tax, depreciation amortisation (Ebitda) of between $25 and $28.5 million, which would compare with last year's Ebitda of $26.2m.