Aviva Investors has hired Pat O'Brien as chief executive officer of Aviva Investors North America Inc. O'Brien will be responsible for Aviva's operations in the United States and Canada, reporting to Alain Dromer, the London-based company's chief executive officer. O'Brien, who will be based in Chicago, will also join the parent company's global executive committee.

He has worked for Evergreen Investment Management, the asset management arm of Wachovia Corp. , since 2000. Initially, he was president of institutional asset management and, between 2008 and 2009, he was head of international for Wachovia Global Asset Management.

Subscribe Now

Access to premium content including in-depth coverage of mutual funds, hedge funds, 401(K)s, 529 plans, and more.

3-Week Free Trial

Insight and analysis into the management, marketing, operations and technology of the asset management industry.