35 ILCS 200/1-90: Mortgage lender.

Any institution, association, partnership, corporation, or person that is engaged in this State in the business of making loans of moneys, or that regularly makes loans of moneys in this State, or that services loans, including the collections of loans directly secured by mortgages, trust deeds in the nature of mortgages or other instruments in the nature of mortgages, which constitute a lien upon property in this State.