Simon Poyser joins as sales director of the division's information, communications and entertainment department, and Mark Tarleton joins as sales directors of its financial services arm.
Poyser previously headed up new business across the EMEA, at customer analysis company Fair Isaac Corporation, focusing on telecommunications. Prior to this, he spent several years at telecoms firm Orange.
Tarleton was previously business manager at telecoms company Cable & Wireless, working with its corporate clients.
Poyser and Tarleton will report to Mario de Luca, the new business managing partner of Experian's integrated marketing division.
De Luca said: "Simon and Mark's appointments will further strengthen our sales force. Both possess a first-class track record in driving new business revenues, having spent their careers working closely with some of the world's largest brands."