The accounting body ordered a practice review of ethics and data handling at KPMG, Deloitte, EY, PwC, and four other large professional firms.

A federal parliamentary hearing inquiry into data misuse allegations at KPMG has called almost a dozen partners along with senior executives from Lendlease, Ashurst and Allens.

Consulting firm’s Australian arm shared secret client information internally in order to win lucrative audit contracts, a whistleblower has alleged