Signed as a free agent by New Jersey, May 30, 2008. Traded to Atlanta by New Jersey for Niclas Havelid and Myles Stoesz, March 2, 2009. Traded to New Jersey by Atlanta with Ilya Kovalchuk and Atlanta's 2nd round choice (Jonathon Merrill) in 2010 Entry Draft for Johnny Oduya, Niclas Bergfors, Patrice Cormier and New Jersey's 1st (later traded to Chicago - Chicago selected Kevin Hayes) and 2nd (later traded to Chicago - Chicago selected Justin Holl) round choices in 2010 Entry Draft, February 4, 2010. Missed majority of 2009-10 as a healthy reserve. Signed as a free agent by Omsk (KHL), July 15, 2011.
[He's] real confident with the puck now, getting it off his stick quick and no second-guessing. We need that. He's such a good guy in the room. He works so hard. That's the big thing. For not a big man, he just fights for every puck and when he scores, the guys appreciate that even more.
— Winnipeg Jets coach Paul Maurice on Mathieu Perreault, who scored two goals in win against Chicago Blackhawks on Tuesday