ANZ is the only one of the big four banks to have resumed sending residential valuation work to Landmark White, the troubled valuation firm said as it reported an after-tax loss of $15.1 million for the year to June.

But the valuation firm that has this year twice suspended trading in its shares as a result of data thefts said it expected its revenues, profitability and cash flows to be at levels allowing it to provide "appropriate" returns to shareholders, it said after market close on Wednesday.