The dominance of the “Big Four” in traditional accounting work is set to boost mid-tier rival BDO Stoy Hayward as it scoops up restructuring work they are unable to take on, according to its head.

Simon Michaels, managing partner, said it was more likely that the Big Four firms, comprising PwC, KPMG, Ernst & Young and Deloitte, would find conflicts with their regular work, such as audit or advisory, for struggling companies, meaning his group could pick up the pieces.