Potential value of the deal could reach $1.8bn. : Access full content on the International Adviser site, access your saved articles, control email preferences and amend your account details The parent company of Canada Life, Great-West Lifeco, has sold global investment firm Putnam Investments to Franklin Templeton for a potential value of $1.8bn ($1.45bn, €1.7bn). Founded in 1937, Putnam Investments is a global money management firm with over 85 years of investment experience.