Thames Boat House - we support boat owners and sell boats. Our River Thames base at Shepperton covers London, the South East and the Thames Valley offering a complete boat sales and brokerage service with a great selection of used boats for sale. Our base also offers marina and river moorings, boat storage, boat yard and service facilities. Thames Boat House is the London and Thames Valley distributor for Orkney Boats. Winner of the prestigious UK Dealer of the Year Award for best worldwide customer satisfaction.