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Krupa's Boat Mart offers the top names in boating and is proud to be the number one selling dealer in the world for Aqua Patio, Sweetwater and Sanpan pontoons for last 20 years!

Welcome Aboard! Klave's Marina knows boating. We have been servicing the beautiful Portage Lake Chain of Lakes for more than 55 years. We specialize in Pontoon Boats. Avalon Pontoons are our brand of choice because of the superior integrity of the company, the quality of their manufacturing, their excellent warranty processing, and attention to detail! Also they are made right here in Michigan!