Affinion Files for $600 Million IPO

Affinion Group Holdings Inc., a Norwalk, Conn.-based provider of integrated marketing and loyalty solutions, has filed for a $600 million IPO. It did not list underwriters in its S-1 filing, but did say that it plans to trade on the NYSE. Apollo Management acquired the company in October 2005 from Cendant Corp. for approximately $1.83 billion.