"Mike is an exceptional leader for our firm and we are very excited to have him in this expanded role," said Steve McGill, group president, Aon plc and chairman and CEO of Aon Risk Solutions. "He will bring the same focus, passion and leadership capabilities he has demonstrated in Aon Risk Solutions to the whole of the risk business across the firm to empower results for our clients."
O'Connor, who joined Aon in 2008, previously held the role of chief operating officer for Aon Risk Solutions. He will continue to report to McGill and also will remain as a member of the Aon plc Executive Committee.
This appointment is effective immediately.