Former Chicago Blackhawks forward, Calgary Flames executive and Hall of Fame executive Bill Hay has died. He was 88 years old.

Hockey Canada confirmed Hay’s death in a statement Saturday. Hay served as president and chief operating officer of the organization from 1990 to 1995. The cause of death was not provided.

“Bill Hay lived a remarkable hockey life that reflects the best of our sport,” NHL Commissioner Gary Bettman said in a statement.

“The National Hockey League family mourns his passing and extends its deepest condolences to his family and his many friends in the hockey world.”

Hay played eight seasons in the NHL with Chicago. He was named NHL Rookie of the Year for the 1959-60 season, when he recorded 24 goals and 30 assists in 70 games.

The Saskatoon center helped the Blackhawks win the Stanley Cup in 1961. He had 11 goals and 48 assists in the regular season and two goals and five assists in 12 playoff games.

Hay has 113 goals and 273 assists in 506 career NHL games. He was a two-time All-Star before retiring in 1967.

He remained in hockey after his playing career, serving as president and CEO of the Calgary Flames from 1991 to 1995, alongside his role with Hockey Canada.

He was also a member of the Hockey Hall of Fame selection committee from 1980 to 1997 and a member of the Hall’s board of directors from 1995 until his retirement in 2013, including 15 years as president.

Hay was inducted into the Hockey Hall of Fame as a builder in 2015.