AAD WELDING INC HIN Decoder
Hull Identification Numbers beginning with ADH were assigned by the US Coast Guard to AAD WELDING INC of Bartonville, IL. 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
ADH
Location
Bartonville, IL
In business
since 2001
Status
Listed active in USCG records
AAD WELDING INC hulls (2001–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+).
AAD WELDING INC HIN FAQ
What does a AAD WELDING INC HIN look like?
It starts with the three characters "ADH" — the Manufacturer Identification Code the US Coast Guard assigned to AAD WELDING INC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. AAD WELDING INC hulls (2001–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is AAD WELDING INC still in business?
USCG records list AAD WELDING INC of Bartonville, IL in the MIC database (registered 2001).
How do I decode the year on a AAD WELDING INC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. AAD WELDING INC hulls (2001–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 IL
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "AAD WELDING INC HIN Decoder," carwhere.com/hin-decoder/adh, last verified 2026-06-12.