Question: For which team did Alex Guerrero, who currently runs his own brand management company for athletes including American football safety Tyrann Devine Mathieu, and a football offensive and defensive lineman sign for as an undrafted free agent in 2006?
Sentence (from "Tyrann Mathieu"): Tyrann Devine Mathieu ( ; born May 13, 1992) is an American football safety for the Arizona Cardinals of the National Football League (NFL).
Relevant evidence: Yes