The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is THY. This MIC (THY) stands for the company name Thornton Yachts Inc which is currently In Business. This boat manufacturer code has other company names (THY sometimes goes by these name(s) if applicable: , , , or The Dinghy Shed (oob)). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (Thornton Yachts Inc) is owned by Michael Thornton and is located at 4695 Macarthur Ct Suite 1100 in Newport Beach state of Ca. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Thornton Yachts Inc has started making boats, yachts or other watercraft as of 9/27/2019.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: The Dinghy Shed (oob) 3/29/1980..