2006-07: Brett Bruneteau skated in 55 games for the Omaha Lancers in his second USHL season. He scored 12 goals with 28 assists and was plus-10 with 55 penalty minutes. The Lancers finished first in the West Division but were upset in the first round of the playoffs. Bruneteau had 1 assist and was minus-one with 6 penalty minutes in five playoff games. Bruneteau committed to playing college hockey at North Dakota in 2008-09 and was selected by Washington in the fourth round (108th overall) of the 2007 NHL Draft.
2007-08: After being traded from Omaha to Indiana over the summer, Bruneteau began the year with the Ice; appearing in 14 games and scoring 1 goal with 7 assists and going plus-1 with 8 penalty minutes. In November he was traded to Des Moines in exchange for defenseman and fellow North Dakota recruit Ben Blood. Limited to 21 games with the Buccaneers due to injury, he scored 4 goals with 5 assists and was minus-11 with 13 penalty minutes. Des Moines finished last in the West Division.
2008-09: Bruneteau returned to the USHL rather than beginning his college career and skated for Des Moines in his fourth USHL season. He was one of the few veterans on a young Buccaneers squad that would finish with the league's second-worst record. The 19-year-old was the team's third-leading scorer with 15 goals and 28 assists and was minus-22 with 65 penalty minutes.
2009-10: Bruneteau played in 27 games for North Dakota as a freshman. He scored 1 goal with 4 assists and was minus-two with 6 penalty minutes. The Fighting Sioux captured the WCHA's Broadmoor Trophy playoff championship after finishing fourth during the regular season and faced Yale in the NCAA tournament.
2010-11: Bruneteau appeared in just four games for the Fighting Sioux in his sophomore season. He had no points nor penalty minutes. Bruneteau completed his degree at North Dakota and announced he was transferring to Vermont, where he would be eligible to play immediately as a graduate student.
2011-12: Bruneteau joined his younger brother Nick Bruneteau, a sophomore defenseman, at the University of Vermont. He skated in 33 of 34 games for the Catamounts, scoring 4 goals with 6 assists, and as minus-15 with 25 penalty minutes. Vermont finished last in Hockey East; winning just six games.