N.C. Gen. Stat. § 25-9-511

(1) Secured party of record. - A secured party of record with respect to a financing statement is a person whose name is provided as the name of the secured party or a representative of the secured party in an initial financing statement that has been filed. If an initial financing statement is filed under G.S. 25-9-514(a), the assignee named in the initial financing statement is the secured party of record with respect to the financing statement.

(2) Amendment naming secured party of record. - If an amendment of a financing statement which provides the name of a person as a secured party or a representative of a secured party is filed, the person named in the amendment is a secured party of record. If an amendment is filed under G.S. 25-9-514(b), the assignee named in the amendment is a secured party of record.

(3) Amendment deleting secured party of record. - A person remains a secured party of record until the filing of an amendment of the financing statement which deletes the person.