The Wisconsin Financing Statement Amendment Additional Party is a form used to add a party to an existing financing statement in the state of Wisconsin. It can be used to add a debtor, secured party, or both. This form is filed with the Wisconsin Department of Financial Institutions and must include the original financing statement number, the name and address of the additional party, and a statement indicating the type of party being added. There are two types of Wisconsin Financing Statement Amendment Additional Party forms: one for the addition of a debtor and one for the addition of a secured party.