Guenther is the first woman to lead the firm
Bergeron has held several senior roles since joining the co-op in 2011
Dexter John will serve a three-year term
Veteran investment banker Jimmy Leung will lead the new group
Marks will work with Steve Lock as dual CIOs
The bank has appointed a new chief risk officer and new chief financial officer
Paul Rochon announced his departure after the Liberals' fall economic statement last week
CFO Kevin Strain to replace him
Chilcott left Sun Life Global Investments in October
Sam Yau is joining the firm as a vice-president and senior wealth advisor