Wis. Stat. § 403.301
"Person entitled to enforce" an instrument means the holder of the instrument, a nonholder in possession of the instrument who has the rights of a holder, or a person not in possession of the instrument who is entitled to enforce the instrument under s. 403.309 or 403.418(4) . A person may be a person entitled to enforce the instrument even though the person is not the owner of the instrument or is in wrongful possession of the instrument.
Wis. Stat. § 403.301
Possession of the original note by counsel for the foreclosing bank in counsel's capacity as legal representative of the bank does not impair the bank's status as bearer. When counsel presents the original note to the circuit court, counsel is not acting to enforce the note himself, but on behalf of the client. Deutsche Bank National Trust Company v. Wuensch, 2018 WI 35, 380 Wis. 2d 727, 911 N.W.2d 1, 15-0175. See also Federal National Mortgage Association v. Thompson, 2018 WI 57, 381 Wis. 2d 609, 912 N.W.2d 364, 16-1496.