In April, London’s High Court heard the case of Rihan v EY – a landmark whistleblowing matter that lawyers and analysts believe will have major ramifications for not just the auditing industry.

For professional services firms, including law firms, the case is significant in multiple ways. First, it extends the duty of care professional services firms owe to employees, and, crucially, it imposes a fresh liability on entities within a company’s global network that have some responsibility for upholding the wider company’s reputation and brand value.