Work on The Paddington, a 152-unit terraced housing development on Taranaki St, Wellington, is frozen after its builder moves into receivership.
Phillip Boylen previously headed divisions accounting for about 70% of the construction division.
Kiwi Group is also looking at selling Kiwi Wealth.
Pushpay Holdings led the local market higher as investors continued to buy the company's shares on news it had been approached by interested buyers.