Olson Brothers Marine, Inc. has been in business for over 50 years as a boat dealer. Located in Derby, NY minutes from Lake Erie. Our Product line includes Crestliner Boats, Yamaha Jet Boats, Tidewater Boats, Venture Trailers, Load Rite Trailers, Yacht Club Trailers and Shorelandr Trailers. Olson Brothers Marine is a full service dealer, servicing all