For the past 38 years, Twin Cities Marine has established a solid reputation as a quality boat dealership with outstanding product knowledge and excellent service and parts support after the sale.A family owned and operated business, Twin Cities Marine has been known for the professional way that they work as a team. It is important that their customers be a part of that tradition.In addition to being the oldest and largest Boston Whaler dealer in Wisconsin, we are also proud to carry Grady-White. Our outboard lines are Mercury and Yamaha.Recognized as a Boston Whaler Master Dealer, one of only 3 dozen dealers in the world who have met specific operational guidelines and implemented best practices to ensure complete customer satisfaction in sales and service.