Jannik Hansen and the Canucks have agreed to a four-year contract extension, according to an ESPN.com report.

The 27-year-old had 10 goals and 17 assists in 47 games for Vancouver last season.

The Senators and left wing Colin Greening have agreed to a three-year contract extension, according to an ESPN.com report.

The deal reached Monday will keep the 27-year-old forward away from free agency following the upcoming season. 

Greening had eight goals and 11 assists with Ottawa in the lockout-shortened 2013 season.

The Blackhawks announced Wednesday that Niklas Hjalmarsson, their 26-year-old defenseman and two-time Stanley Cup winner, agreed to a five-year contract extension reportedly worth $4.1M annually.

Hjalmarsson has one year left on his current contract, which carries an annual salary-cap charge of $3.5M, according to an NHL.com report.

The Blackhawks and goalie Corey Crawford have agreed to a six-year contract extension which, according to a league source, is worth a total of $36M.

Crawford started every playoff game for Chicago last season, helping the Blackhawks win their second Stanley Cup title in four seasons. 

The Blackhawks announced the deal Monday. The contract runs through the 2019-20 season.