THE MULTIHULL SOURCE INC HIN Decoder
Hull Identification Numbers beginning with TMH were assigned by the US Coast Guard to THE MULTIHULL SOURCE INC of WAREHAM, MA. The builder is listed in the USCG MIC database. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
TMH
Location
WAREHAM, MA
In business
since 2014
Status
Listed active in USCG records
Parent company
CORSAIR MARINE
THE MULTIHULL SOURCE INC hulls (2014–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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THE MULTIHULL SOURCE INC HIN FAQ
What does a THE MULTIHULL SOURCE INC HIN look like?
It starts with the three characters "TMH" — the Manufacturer Identification Code the US Coast Guard assigned to THE MULTIHULL SOURCE INC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. THE MULTIHULL SOURCE INC hulls (2014–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is THE MULTIHULL SOURCE INC still in business?
USCG records list THE MULTIHULL SOURCE INC of WAREHAM, MA in the MIC database (registered 2014), associated with CORSAIR MARINE.
How do I decode the year on a THE MULTIHULL SOURCE INC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. THE MULTIHULL SOURCE INC hulls (2014–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in MA
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "THE MULTIHULL SOURCE INC HIN Decoder," carwhere.com/hin-decoder/tmh, last verified 2026-06-12.