Polar Sport - Manufactures sport and utility products such as sleds, off-road trailers, ice fishing houses and accessories. - http://www.polarsport.com
R & I Manufacturing - Manufacturer of a self propelled ice fishing shanty. USA. - http://www.yoopercrawler.com
Sno-Bear - Recreational vehicle designed for ice fishing. Includes specifications, photos and contact information. - http://www.snow-bear.com