The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is SGF. This MIC (SGF) stands for the company name San Glass Fiberglass Works which is currently Out of Business. This boat manufacturer code has other company names (SGF sometimes goes by these name(s) if applicable: , , , or ). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (San Glass Fiberglass Works) is owned by Johnny Lewis and is located at Po Box 333 in Murrells Inlet state of Sc. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. San Glass Fiberglass Works has started making boats, yachts or other watercraft as of 1/17/1989 and went out of business on (9/15/2005) in the following country: USA.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Sgf Was So Fla Catamaran Bldrs Oob 7709094806 Swb75 Ave Miami Fl 33153san Glass Fbg Wks Makes 10' 8' Double End Kayak (teal). Tomallan-rni-email-020422-canoe Mfg Handbook Mailed-020425 Oob Per Ppg 9/15/2005.