W. Va. Code § 31B-11-1102: Proper plaintiff.

In a derivative action for a limited liability company, the plaintiff must be a member of the company when the action is commenced; and:

(1) Must have been a member at the time of the transaction of which the plaintiff complains; or

(2) The plaintiff's status as a member must have devolved upon the plaintiff by operation of law or pursuant to the terms of the operating agreement from a person who was a member at the time of the transaction.