U.S. Signs Contracts With Foreign and Domestic Builders to Finally Launch Long-Delayed Icebreaker Fleet Overhaul The United States Coast Guard has signed contracts with Finland’s Rauma Marine Constructions and Louisiana’s Bollinger Shipyards to build six Arctic Security Cutter icebreakers, marking the culmination of a decades-long effort to modernize its aging icebreaker fleet. Two ships will be built in Finland for delivery in 2028. Four more vessels will follow in the United States, with the first domestic cutter due in 2029.