Wis. Stat. § 215.71: Officers of stock association.

(1) General officers.

(a) The general officers of a stock association shall be:

1. A president;

2. One or more vice presidents;

3. A secretary;

4. A treasurer; and

5. Such other officers as the board of directors by resolution designate.

(b) The president shall also be a director.

(2) When elected. Immediately following each annual meeting of stockholders the directors shall convene and elect general officers for the ensuing year, in accordance with the bylaws.

(3) Duties of officers. In addition to the duties and functions prescribed in the articles of incorporation and the bylaws, the officers shall perform such other duties as are delegated by the directors.

(4) Filling vacancies. If a vacancy occurs in any general office, the directors shall, as soon as practicable, fill such vacancy by an election for the duration of the unexpired term.