[Permatop Boat Canvas and Upholstery, Minnetonka, Minnesota, Wayzata, Alexandria Permatop began Covering boats in the Lake Minnetonka area in 1974 with a focus on marine canvas repair and boat covers; now we operate out of our own facility with a expanded product line of Bimini tops, snap covers, travel covers and enclosures of all kinds. We still repair canvas as well as custom manufacturing of all types of marine covers. We have a marine Upholstery and a Wood Boat Restoration shop that are second to none.]