Wyo. Stat. § 1-19-103: Manner of making levy.

To levy execution or attachment on rights or shares in a corporation, the officer making the levy shall leave a true copy of the writ, with any officer of the corporation and if there is no officer, then with the resident manager or agent thereof, together with the officer's certificate stating that he levies upon and takes in execution or attachment the rights or shares to satisfy the writ.