The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is SGN. This MIC (SGN) stands for the company name Thunderbird Products which is currently Out of Business. This boat manufacturer code has other company names (SGN sometimes goes by these name(s) if applicable: Formula Boats, Signa Corp, , 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 (Thunderbird Products) is owned by Sam Blythe and is located at 2200 W Monroe St in Decatur state of In. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Thunderbird Products has started making boats, yachts or other watercraft as of 7/7/1972 and went out of business on (12/8/2004) in the following country: USA.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: 04/28/2001 Update Per Rni Oob Per Ppg 12/08/2004..