Pre-tax profits at the Hilton Dublin hotel at Charlemont Quay jumped increased by 54pc to €2.83m last year.
The Hilton Dublin is one of a number of hotels that John Malone purchased during the recent recession.
OHe also bought the five-star Westin hotel on College Green and the five-star InterContinental in Ballsbridge, along with the Trinity City Hotel on Pearse Street.
Accounts for two of the hotels, Hilton Dublin and the Trinity City Hotel show that both are enjoying the benefits of the boom in the Dublin hotel sector.
The accounts for Charlemont Leisure Investments Ltd, trading as Hilton Dublin, show that gross profit increased by 15pc, going from €10.27m to €11.84m.
Separate accounts lodged for the Trinity City Hotel, show that pre-tax profits last year increased by 28pc from €2.4m to €3m.
This followed gross profits at the company jumping from €9.69m to €10.5m.