The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is UDD. This MIC (UDD) stands for the company name Smoky Mountain Jet Boats which is currently In Business. This boat manufacturer code has other company names (UDD sometimes goes by these name(s) if applicable: , , , or ). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (Smoky Mountain Jet Boats) is owned by B. Nicholas Williams and is located at 22 Needmore Road in Bryson City state of Nc. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Smoky Mountain Jet Boats has started making boats, yachts or other watercraft as of 3/1/2006.
More details at the US Coast Guard.