The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is QOH. This MIC (QOH) stands for the company name Orca Houseboats which is currently In Business. This boat manufacturer code has other company names (QOH 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 (Orca Houseboats) is owned by William Genge and is located at #304 1488 Hornby Street in Vancouver state of Bc. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Orca Houseboats has started making boats, yachts and other watercraft as of 7/12/2002.
More details at the US Coast Guard.