Wis. Stat. § 411.307: Priority of liens arising by attachment or levy on, security interests in, and other claims to goods.

(1) Except as provided in s. 411.306, a creditor of a lessee takes subject to the lease contract.

(2) Except as provided in sub. (3) and ss. 411.306 and 411.308, a creditor of a lessor takes subject to the lease contract unless the creditor holds a lien that attached to the goods before the lease contract became enforceable.

(3) Except as otherwise provided in ss. 409.317, 409.321, and 409.323, a lessee takes a leasehold interest subject to a security interest held by a creditor of the lessor.