A Notary signing agent is a Notary who is specially trained to handle and notarize loan documents. For lenders and borrowers, Notary signing agents are the critical final link to complete the loan. A Notary signing agent is hired as an independent contractor to ensure that real estate loan documents are executed by the borrower, notarized, and returned for processing on time. This is a critical part of the loan process which enables the loan to be funded.