Ohio Rev. Code § 1116.10: Governance by board of directors.

(A) A mutual holding company and any subsidiary holding company shall be governed by a board of directors and in accordance with the articles of incorporation and code of regulations adopted in connection with the reorganization, or as amended in accordance with law or rule after the reorganization.

(B) The board of the mutual holding company and any subsidiary holding company shall have at least five members who, initially, shall consist of the board of directors of the reorganizing mutual state bank. Such members, after the formation of the mutual holding company and any subsidiary holding company, shall continue to serve as directors for the balance of the terms to which they were elected.