In Chicago, Kevin Mathews has been appointed as a high yield portfolio manager. He joins from Scottish Widows Investment Partnership in New York where he was head of US high yield. Before that, he worked at F&C Investments in London as head of global high yield. Additionally, he was a high yield portfolio manager at: Gulf International Bank in London; ING Investments in Arizona; and Van Kampen Investments in Chicago.

Also in Chicago, Lei Wang has been hired as a senior securities analyst, joining from Morgan Stanley where she was a senior credit analyst. She has over 14 years of credit research experience, Aviva Investors said, having previously worked at Paulson & Co, Deutsche Bank and JP Morgan Asset Management.

Additionally, Allen Xiao has been brought in as director of business risk in Chicago. Allen is latterly of Ashland Partners and Company, where he was a senior compliance analyst and manager with roles in accounting, auditing, compliance and risk.

Lastly, in Toronto, Robert Prospero has joined as a credit analyst from Manulife Asset Management, where he was most recently a senior investment analyst.

Aviva Investors is the global asset management business of Aviva with operations in Asia-Pacific, Europe, North America and the UK. Aviva Investors Americas has $13.5 billion in assets under management as of June 30, 2014.