Belgrade Lakes Maine Boat Rentals, Restoration, Slips, Moorings, Winterization and Storage services Brightside offers Belgrade Lakes Maine Boat Rentals, Classic/Antique boat Restoration services, Winterization, indoor/outdoor Storage, and much more! Located in picturesque Belgrade Lakes, Maine, Brightside is a product of it's environment. Owner, and 20-year Belgrade resident, Shawn Grant has had a love of boats his entire life. Perhaps best known for their second-to-none Classic/Antique Restoration services, Brightside also features a fleet of rental boats located on Mill Stream (off Great Pond) in the Belgrade Lakes Village.