How can the internationalization risks of construction contractors and building product suppliers be managed? What are those main risks? The challenge for research is to replace "management by rear-window view" with an active look into future. Thus, this thesis derives from authentic documentation of construction projects, growth strategies, mergers, and acquisition and delivery projects in 1974-2006. In those, the early risk identification often led to proactive RM. It was beneficial to act proactively on business level, instead of waiting until commitments had been made, ...