He is also the developer of the team 's home arena , Hartwall Areena , and an investor in sports .
Harkimo is the chairman of the board of the Helsinki - based ice - hockey team Jokerit .
Harkimo is also the developer of the team 's home arena , Hartwall Areena , and an investor in sports .
Harkimo is the chairman of the board of the Helsinki - based ice - hockey team Jokerit .