Wis. Stat. § 59.19: Administrative coordinator.

In any county which has not created the office of county executive or county administrator, the board shall designate, no later than January 1, 1987, an elected or appointed official to serve as administrative coordinator of the county. The administrative coordinator shall be responsible for coordinating all administrative and management functions of the county government not otherwise vested by law in boards or commissions, or in other elected officers.