The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is GNL. This MIC (GNL) stands for the company name Glanville Engineering which is currently Out of Business. This boat manufacturer code has other company names (GNL 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 (Glanville Engineering) is owned by Glanville,r W and is located at 27 Seabreeze Lane in Bristol state of Ri. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Glanville Engineering has started making boats, yachts or other watercraft as of 12/10/1979 and went out of business on (11/25/1985) in the following country: USA.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Oob 112585.