Nine Entertainment Co

In 2011 Ticketek was fined $2.5 million by the Federal Court for anti-competitive behaviour towards Lasttix, a start-up rival. The Sydney court ruled that Ticketek took advantage of its strong market position on four occasions to prevent Lasttix from supplying its own services to event promoters. Ticketek was a subsidiary of Nine Entertainment at the time.
[Source 2011][More on Governance]

According to data released by the Australian Tax Office in Dec 2015, this company was one of 579 local and foreign-based companies that paid no tax in Australia in 2013-14. Please note however that companies pay income tax on profits, not revenue (total income). While some companies use tax havens and loopholes to avoid paying their fair share of tax in Australia, other companies that paid no tax have perfectly legitimate reasons.
[Source 2015][More on Finance]