The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is EFC. This MIC (EFC) stands for the company name Excel Fiberglass Corp which is currently Out of Business. This boat manufacturer code has other company names (EFC sometimes goes by these name(s) if applicable: Excel Boats Excel Fbrg, , , 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 (Excel Fiberglass Corp) is owned by and is located at Po Box 391 in Lakeland state of Fl. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Excel Fiberglass Corp has started making boats, yachts or other watercraft as of and went out of business on (5/10/1976) in the following country: USA.
More details at the US Coast Guard.