The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is MBX. This MIC (MBX) stands for the company name Mag Bay Yachts Inc which is currently In Business. This boat manufacturer code has other company names (MBX sometimes goes by these name(s) if applicable: , , Mountain Boat Works (oob), or Marathon Boat Company (oob)). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (Mag Bay Yachts Inc) is owned by Barrett Howarth and is located at 9424 Cassia Road in Adelanto state of Ca. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Mag Bay Yachts Inc has started making boats, yachts or other watercraft as of 10/16/2014.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Mic Previously Assigned To Marathon Boat Company Oob 5/31/80. 021120 Oob Per Rni. 10/16/14: Removed Mountain Boat Works (oob 11/20/2002). Installed Mag Bay Yachts Inc. Wyh..