The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is TMH. This MIC (TMH) stands for the company name The Multihull Source Inc which is currently In Business. This boat manufacturer code has other company names (TMH sometimes goes by these name(s) if applicable: , , , or Tomahawk Inc (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 (The Multihull Source Inc) is owned by Robert Gleason and is located at 3 Narrows Rd Po Box 951 in Wareham state of Ma. It manufactured this vessel and placed your HIN or CIN on the hull. The Parent Company for this boat maker is CORSAIR MARINE () The Multihull Source Inc has started making boats, yachts or other watercraft as of 6/2/2014.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Tomahawk Inc - Oob 5/17/1978.