GREGOR BOAT COMPANY HIN Decoder
Hull Identification Numbers beginning with GBC were assigned by the US Coast Guard to GREGOR BOAT COMPANY of FRESNO, CA. 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
GBC
Location
FRESNO, CA
In business
since 1972
Status
Listed active in USCG records
Parent company
ALUMINUM ENGINEERING CO
GREGOR BOAT COMPANY built hulls across both HIN eras (1972–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
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+).
GREGOR BOAT COMPANY HIN FAQ
What does a GREGOR BOAT COMPANY HIN look like?
It starts with the three characters "GBC" — the Manufacturer Identification Code the US Coast Guard assigned to GREGOR BOAT COMPANY — followed by a 5-character hull serial and a 4-character date code, 12 characters total. GREGOR BOAT COMPANY built hulls across both HIN eras (1972–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Is GREGOR BOAT COMPANY still in business?
USCG records list GREGOR BOAT COMPANY of FRESNO, CA in the MIC database (registered 1972), associated with ALUMINUM ENGINEERING CO.
How do I decode the year on a GREGOR BOAT COMPANY HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. GREGOR BOAT COMPANY built hulls across both HIN eras (1972–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in CA
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "GREGOR BOAT COMPANY HIN Decoder," carwhere.com/hin-decoder/gbc, last verified 2026-06-12.