Secret briefings reveal fears airport project could be âheld captiveâ Save Share Secret government documents reveal senior bureaucrats were worried development of Western Sydney Airport could be âheld captiveâ by a company controlled by billionaire dairy farmers Tony and Ron Perich. The documents were demanded by the Senate as part of inquiries into the 2018 purchase of a paddock from the Perichâs Leppington Pastoral Company (LPC) for $30 million, which was later valued at just $3 million. Tony Perich, right, and his son Mark Perich on their dairy farm. James Brickwood The Australian Federal Police launched a probe into a senior bureaucrat involved in the purchase after a rare referral from the Australian National Audit Office, which slammed the âethical standardsâ of the transaction.