In 2005, MassMutual spent nearly $20 million in measured media, according to TNS Media Intelligence.
Interpublic's Lowe Worldwide had been the financial giant's lead agency since 1999. Lowe also handled MassMutual's media planning and buying. Mullen's responsibilities include brand positioning, creative development, media strategy and go-to-market communications for the MassMutual brand.
This is the second recent financial category win for Interpublic agencies. Smith Barney this week awarded creative duties to Hill, Holliday, Connors, Cosmopulous, New York.