The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is LDU. This MIC (LDU) stands for the company name Ladd Marine which is currently Out of Business. This boat manufacturer code has other company names (LDU 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 (Ladd Marine) is owned by L Millican and is located at Po Box 247 Sumnor Rd in Dover state of Fl. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Ladd Marine has started making boats, yachts or other watercraft as of 7/23/1979 and went out of business on (7/15/1981) in the following country: USA.
More details at the US Coast Guard.