Aon plc (NYSE: AON), a global professional services firm has named Jeff Plein as the next chief operating officer (COO) for the Asia-Pacific region, effective September 11.

Based in Singapore, Plein has succeeded Bill Hooper, who was named as global COO of Commercial Risk Solutions, for which he will relocate to the United Kingdom later this year.

In his new role, Jeff will work closely with regional and global teams to support growth and deliver a differentiated client experience, with responsibility for the design and execution of all aspects of the Asia-Pacific operating model.

Jeff has joined Aon from Citibank, where he worked since 2018 as managing director, Asia Pacific head of securities services operations. He has previously held senior roles at Fullerton Fund Management, BlackRock and Pacific Investment Management Company.

Jeff will report to Mindy Simon, global chief operating officer, and Anne Corona, chief executive officer of Asia Pacific. He is based in Singapore and joins the Aon Asia-Pacific Executive Committee and the Aon Business Services Global Leadership Team.

"Jeff Plein is an outstanding leader and his experience in driving operational excellence will help further develop the operations and technological capabilities that Aon delivers to our clients in the Asia-Pacific region," said Corona.

"With his extensive experience in investment management, banking, and the broader financial services sector, Jeff will bring strong insights that will help our firm continue to deliver innovative solutions as we help our clients to be better informed and better advised," added Simon.

"The Asia-Pacific region presents significant opportunities for growth and innovation," said Plein. " Working together with our colleagues, we will continue to leverage technology, data, and insights to deliver enhanced solutions and capabilities for our clients in the region,” said Jeff.