Once the dominant force in Melbourne's property and construction landscape, Daniel Grollo has filed for personal bankruptcy and surrendered a luxury New York City penthouse to an American bank — while Australian liquidators are now investigating whether one of his companies traded while insolvent.

Grollo, the scion behind the Grocon construction empire, filed for bankruptcy with the Australian Financial Security Authority in March this year. His corporate group had already been placed in administration in 2020 following a protracted dispute with the NSW government, with the business ultimately collapsing under debts of approximately $104 million.

The Barangaroo Dispute That Brought Down Grocon

According to a statement issued by Grollo's spokeswoman, the personal bankruptcy represents "the final chapter of a long-running dispute arising from the Central Barangaroo project" — a harbourside Sydney development at the centre of a $270 million legal battle with Infrastructure NSW.

The statement says a NSW inquiry subsequently found Grocon had been treated unfairly by the state government in relation to the project, and that a settlement was eventually reached in 2024. However, that settlement did not cover all outstanding creditor claims, leaving Grollo personally exposed.

"Mr Grollo's personal bankruptcy arose from the financial obligations that remained following that process," the statement said, adding that he "remains committed to meeting his obligations under the bankruptcy process, including making the required income contributions for the benefit of the two creditors" — identified as the Australian Taxation Office and a project bonder.

The spokeswoman also clarified that Grollo's personal financial position does not affect his role as chief executive of Grocon Funds Management, a separate entity established in 2010 to manage family interests.

New York Penthouse Seized by Lender

Separately, financial documents reveal that Grollo's company 106 Central Park South Pty Ltd — which held his New York property interests — has surrendered a sprawling apartment inside the prestigious Trump Parc building overlooking Central Park to US lender CitiMortgage.

Grollo had originally purchased the multi-unit apartment in 2012 for $US14.25 million. On 16 June 2025, the company executed what insolvency records describe as "a deed in lieu of foreclosure, effectively surrendering the NYC property to CitiMortgage in full and final satisfaction of the mortgage."

The property was subsequently listed for sale at $US16.4 million, though the outstanding mortgage against it stood at $US18.89 million — meaning the sale price would not fully cover what was owed.

Insolvency records show the Australian-registered company that owned the US property carried approximately $37 million in assets against $100 million in debts when it and associated entities entered administration late last year.

Liquidators Probe Insolvent Trading Allegations

The insolvency report prepared by Aston Chace — dated 30 March this year — reveals that 106 Central Park South Pty Ltd is now under investigation on multiple fronts, including potential insolvent trading, uncommercial transactions and breach of directors' duties.

Aston Chace principal Vincent Pirina wrote in the report that investigations into whether Grollo caused the company to trade while insolvent were ongoing, pending receipt of further documentation.

"My preliminary analysis of the company's solvency, based on the available books and records, indicates that the company may have been insolvent from at least as early as June 2025," Pirina wrote, while noting that inquiries into earlier periods remained open.

The findings mark a significant further deterioration in fortunes for a figure who, just years ago, was synonymous with landmark developments reshaping Australia's skylines. Grollo's statement said he was "looking forward to closing the book on the past few years," describing the period as difficult but indicating his intention to comply fully with bankruptcy obligations.