If your boat was made within the last 30 years then it should have a Hull ID Number (HIN) on the transom and somewhere inside the boat.
The first 3 characters of the HIN are known as the MIC and can be used to identify your manufacturer.
Take the MIC and enter it at this USCG site to find out more about a particular boat builder:
| A & C Enterprises | ACZ |
| Adamson Enterprises | CED |
| Advanced Fiberglass Of Huntsville | AVJ |
| Alabama Fiberglass | AFF |
| Alabama Homemade Boats | ALZ |
| Alberta Bound Handicrafted | ZHJ |
| Alliance Marine Inc | AUU |
| Almarc | DEQ |
| Anchor Down Boatworks | ANB |
| Angus Yachts Inc | EHJ |
| Aquila Systems | ASV |
| B & M Boat Co | BOM |
| Bay Beauty Boats | BZG |
| Baycraft Inc | BCD |
| B-Craft Boat Mfg Co | BCB |
| Beauvais Marine Co Inc | TUV |
| Bladows Fiberglass Repair | KEQ |
| Boat Center 170 | BOK |
| Bob Holmes Sport Center | IFG |
| Bob's Boat Works | BKK |
| Boehm Mfg Co | SXB |
| Bonner Yachts | YBY |
| Bosarge Boat Works | EUL |
| Brannan Boatworks | BON |
| Burns-Craft Inc | BCI |
| Buskens Boats | BUV |
| C & R Importing | CYB |
| C A & S Enterprises | CSQ |
| Cahaba Boats | PQQ |
| Cahaba Craft | FZU |
| Captivator Boats, Inc | CAP |
| Caribiana Sea Skiff | CNS |
| Carter Craft Boats | DAD |
| Central Alabama Fiberglass | CFA |
| Charles E. Johns Inc | REH |
| Charlie Mink Custom Boats & Canoe | CMY |
| Checkpoint Boat Mfg Co Inc | CHM |
| Childress Marine Inc | TQE |
| Coastal Boat Works | GKB |
| Cobra Boat Co | XCT |
| Commander Yacht Corp. Inc | MSA |
| Commercial Marine & Plateboat | CPM |
| Coosa Boat Works | EOR |
| Creative Laminates | EEF |
| Creech Marine | XCM |
| Creekmore Boats Inc | RAC |
| CRW Inc | EPU |
| Custom Dinghy Shop, The | SHO |
| D & S Marine | WQM |
| Davis & Son Boat Works | DVW |
| D-Craft | VCT |
| D-Craft Boat Mfg. Co | DCT |
| Deltacraft Of Mobile | DLJ |
| Designer Products | FPA |
| Dillen Craft Inc | DCK |
| Diversified Products | DMX |
| Dixie Marine Mfg | DXM |
| Dragon Fly Corp | DZZ |
| Dykes Boat Works | DKY |
| Dynasty Boats Inc | MJI |
| Eagle Towers | ETG |
| Energy One Marine Inc | EOO |
| Ezy Ryder Corp | EZR |
| Fairhope Boatworks | VNR |
| Fiber Industries | FIE |
| Fiber Reinforced Plastics Inc | EVB |
| Fibercraft Molding Co | FMJ |
| Fiberglass Unlimited | FHF |
| Fiber-Plastics Inc | FPI |
| Flat Top Boats Inc | FQT |
| Fowl River Boat Works -Front Street Boat Works | FRJ |
| Foxcraft Boats Inc | JJJ |
| Frins Co | EWF |
| G & B Fabricating | XWH |
| G & G Boat Works | GNG |
| GCK Boats Glasscock I | GCK |
| Gulf Wind Boat Co | GWC |
| Hamblin Boats & Repair | HJA |
| Hard Time Boat Company | HTK |
| Haro Industries | HIA |
| Henry M Leiman Co | XHL |
| Hi-Dro Skee | HYX |
| Hughs Fiberglass Co | HFV |
| Huntsville Boat Co | HBF |
| Hurst Performance Boats | HST |
| Husseys Patrick Boats Inc | HPG |
| Hydro Laboratories & Engineer | HYO |
| Irving And Son Inc | IXS |
| Island Marine Service | XMX |
| J & B Boats | JBO |
| J Company | JJD |
| Jack W McDaniel Co | JMD |
| Jet's Fiberglass Prod | JFP |
| Jimcraft Boats | JCT |
| Joel Jenkins | JJK |
| John C Glover Inc | JCG |
| John H Brown Jr | JRV |
| Jones Trawl Board & Marine | FYJ |
| K & W Composites | KWQ |
| Kennedy Boat Builders | KBO |
| Kennedy Boat Company | KBW |
| Kings Craft Inc | KCR |
| Krow Kraft | GTZ |
| Lee Boats Inc | LCA |
| Legacy Marine | LXM |
| M & H Plastics | MHO |
| Magnolia Fiberglass | MF4 |
| Marco Marine Mfg | MCN |
| MarineRv Sales & Salvage | MRH |
| McMillan Boat Works | RZM |
| MCP, Inc | XMD |
| Melech Craft | MEJ |
| Mesa Marine Inc | MZN |
| Micks Body Shop | MXF |
| Millonig Boats | MOG |
| Nauta-Craft Inc | NTA |
| Negus Marine Inc | RLN |
| Obadiah Boat Works | OBT |
| Odum McGill Inc | OMG |
| Panther Enterprises | PNE |
| Panther Fiberglass Products | PGU |
| Peterson Mfg Co | PKM |
| Porboys Mfg. Co | PBO |
| Predator Powerboats | PRR |
| Pro-Sport Llc | WJI |
| Quality Fiberglass | THP |
| Quest Manufacturing Co | KUE |
| R & R Fiberglass | RRL |
| R & R Fiberglass Co | SYK |
| Ram Master Inc | RAU |
| Reliable Metal Prods | RLU |
| Resmondo Boat Works | RBR |
| Rhino Marine Inc | EDM |
| River Equipment Dist | RED |
| River Equipment Dist | RQD |
| River Queen Boats | RQA |
| Riverchase Cruisers Inc | RCI |
| Roanoke Industries | RKI |
| Robert Schmidt | FNL |
| Royal West Mfg | RWE |
| S & W Houseboats | SWH |
| Sampson Boats Inc | SBJ |
| Scott Fiberglass Prod | AES |
| Shear Marine | RQU |
| Silver Ships Inc | VSI |
| Small Waters Inc | SXI |
| Smith Craft Inc | DOZ |
| Southern Boat Works | XWK |
| Southern Outdoor Services | SSD |
| Splash Kraft Industries | SKD |
| Starratt Yacht Co | SJK |
| Stauter Boat Works | SBW |
| Sterling Boat & Cabinet Co | EUC |
| Stuckey Metal Ind | TVT |
| Stump Knocker Boats | XAH |
| Tahoe Enterprises Inc | TEI |
| Tennessee Valley Fiberglass | TNV |
| T-Fab | TFB |
| The Boat Place | CNN |
| Tri-Glas Industries | TSJ |
| Triway | TWU |
| Turkey Quill Boats | TQB |
| Turner Nautical | TNL |
| Viking Boats-Tim Glass | VKT |
| Viper Boat Co | VPR |
| Warhawk Performance Boats | WHY |
| Warrior Fiberglass Pro | WFP |
| Whispercraft Electric Boats | DZD |
| Williams Craft | WQC |
| Wilson-Jones Industries | WUJ |
| Winner Boats | WNB |
| Zerlott Boat Yard | YER |