Options being weighed on how to get the best price for Mainzeal House.
The focus in now on quantifying liabilities at the failed construction firm.
PwC says there are layoffs at sites nationwide.
"Can't believe they let this go into receivership. Why couldn't they ring fence off the good part of the company, find a buyer and try to settle the deal over the weekend?"
PwC's Colin McCloy also confirms approaches from "serious, credible" buyers.
Reef Group, which sports former All Black Michael Jones on its management team, has been placed into receivership.
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