Kaj Christiansen holds the position of Chairman of Fonden Arena Nord, Managing Director at Danyard Holding As and Managing Director at Østre Havn Aalborg ApS. Mr. Christiansen is also Managing Director at Kommanditaktieselskabet Østre Havn and on the board of 9 other companies.

He previously occupied the position of Managing Director & Director at Frederikshavn Maritime Erhvervspark A.