Heinen is in his first professional season with the Bruins organization in 2016-17, skating in seven of the team's nine games and recording two penalty minutes.
The 21-year-old forward finished up his sophomore season at the University of Denver in 2015-16, earning first-team All-NCHC honors after recording 20 goals and 28 assists for 48 points with a plus-19 rating in 41 games. He also led the team to an NCAA Tournament berth for the second straight season, helping the Pioneers advance to the 2016 Frozen Four. As a freshman in 2014-15, Heinen earned NCHC Rookie of the Year honors after winning the conference's overall scoring title with 16 goals and 29 assists for 45 points in 40 games.
Prior to attending Denver, the 6-foot-1, 185-pound forward served as captain of the Surrey Eagles of the British Columbia Hockey League (BCHL) in 2013-14, posting 29 goals and 33 assists for a team-high 62 points in 57 games.
The Langley, British Columbia native was originally selected by the Bruins in the fourth round (116th overall) of the 2014 NHL Entry Draft.
