Mock recently served as president and CEO of Ontario Teachers’ Pension Plan
The agency's current securities head takes the reins on Jan. 1
Ratings agency DBRS says the news is "favourable"
He previously served as an executive director at Starlight Investments
The board includes members from FundEX, Sterling Mutuals and Aviso Wealth
Mattina will assume the role of chief economist and senior vice president in the new year
Two senior managers are set to retire next year
The fintech D1g1t Inc. hires Andrew Aziz and Kian Rafia
Maryann Turcke is the chief operating officer of the National Football League
The changes were announced following an internal review of a privacy breach