Wis. Stat. § 782.18: Attachment may issue.

In case of attachment an order may be issued to the officer or other person to whom such attachment is directed, commanding the officer or person to bring, forthwith, before the court or judge, the party for whose benefit such writ was allowed, who shall thereafter remain in the custody of such officer or other person, until discharged, bailed or remanded. In the execution of such attachment or order, the person executing it may call to the person’s aid the power of the county.