The Board shall provide each licensed marine contractor with a license that includes the: License category; Name of the licensed marine contractor; License number; Address of the principal office and each branch office, if the licensee is an entity; Issuance date of the license; Expiration date of the license; and Representative member, if the licensee is an entity. License Number. A licensed marine contractor shall include the license number: In all advertising related to the provision of marine contractor services; and On all large equipment used in the course of the licensee’s work as a marine contractor. The license number shall be set out in at least 3-inch block lettering.