The Ultra Electronics - UnderSea Sensor Systems Inc. website (www.ultra-ussi.com) is operated on behalf of Ultra Electronics, a company with its registered office at Bridport Road, Greenford, Middlesex, UB6 8UA, in England. Company Registered Number 283037. VAT Registered Number 645 0743 42. All information collected from the USSI Site is collected by or on behalf of Ultra.