The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is IRK. This MIC (IRK) stands for the company name Gadex Custom Duckboats which is currently Out of Business. This boat manufacturer code has other company names (IRK 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 (Gadex Custom Duckboats) is owned by Harry L. Cody and is located at 381 Isbell Road in Mossyrock state of Wa. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Gadex Custom Duckboats has started making boats, yachts or other watercraft as of 4/23/2002 and went out of business on (11/1/2005) in the following country: USA.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: 020423: Mfg Handbook Mialed. Oob Per Ppg 11/1/2005.