“We pride ourselves in providing a discreet service for our customers, whomever they may be,” he said.
“All I will say is that our guests enjoyed a beautiful day on Sydney Harbour.”
Bono and Gallagher are the latest in a long line of international celebrities to visit Mosman, including Nigella Lawson, Jamie Oliver, Justin Bieber, David and Victoria Beckham and Kate Hudson.
A Balmoral Boatshed worker, who refused to be named, told Mosman Collective that staff had been “sworn to secrecy”, prior to the arrival of Rock Royalty.
“When the charter arrived at Balmoral, we sent a tender out to help them tie up – and the boys freaked out when they saw Bono and Noel Gallagher come out to say hi,” the worker revealed.
“There was heaps of security and we weren’t allowed to take any photos with our phone.