It says equity clients can switch to Batterymarch Financial Management of Boston and fixed-income clients can use Western Asset Management of Los Angeles, both of which are Legg Mason subsidiaries.
Legg Mason Canada had total pension assets of $9.7 billion at the end of June.
Last month, the company announced it would sell its private-client division to Sceptre Investment Counsel.
To comment on this story email craig.sebastiano@rci.rogers.com.