The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is GKS. This MIC (GKS) stands for the company name Glas-sport Mfg Inc which is currently Out of Business. This boat manufacturer code has other company names (GKS 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 (Glas-sport Mfg Inc) is owned by M Prochnow and is located at 766 N Lake Dr in Watertown state of Sd. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Glas-sport Mfg Inc has started making boats, yachts or other watercraft as of 1/25/1988 and went out of business on (6/6/1989) in the following country: USA.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Oob Per Cg-5093 890606.