TIWAL CORP HIN Decoder
Hull Identification Numbers beginning with TIW were assigned by the US Coast Guard to TIWAL CORP of CAMBRIDGE, 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
TIW
Location
CAMBRIDGE, MA
In business
since 2015
Status
Listed active in USCG records
TIWAL CORP hulls (2015–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
The optional $19.99 Boat History Report adds stolen-boat, salvage/auction, incident, and USCG documentation checks — one-time, no subscription (typical boat-history services charge $25+).
TIWAL CORP HIN FAQ
What does a TIWAL CORP HIN look like?
It starts with the three characters "TIW" — the Manufacturer Identification Code the US Coast Guard assigned to TIWAL CORP — followed by a 5-character hull serial and a 4-character date code, 12 characters total. TIWAL CORP hulls (2015–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is TIWAL CORP still in business?
USCG records list TIWAL CORP of CAMBRIDGE, MA in the MIC database (registered 2015).
How do I decode the year on a TIWAL CORP HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. TIWAL CORP hulls (2015–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, "TIWAL CORP HIN Decoder," carwhere.com/hin-decoder/tiw, last verified 2026-06-12.