041-7 Wyo. Code R. § 7-11
All parties may appear at the hearing with or without counsel. No attorney from any other state shall be entitled to enter his appearance in, prosecute or defend any action or proceeding pending before the Board unless he is either licensed to practice in the State of Wyoming or associated with a Wyoming licensed attorney. The filing of a pleading or other appearance by an attorney constitutes his appearance for the party for whom made. In accordance with the Wyoming Administrative Procedures Act.
(a) An individual may appear and be heard in his own behalf.
(b) A partnership may appear and be represented by a partner.
(c) A corporation may appear and be represented by a corporate officer or a full time employee of the corporation.
041-7 Wyo. Code R. § 7-11