As your trusted Guaranteed Rate Affinity Loan Officer, my goal is to simplify the mortgage process, make your home loan experience easy to navigate and be available to you from application to closing. I take pride in thoroughly educating my customers throughout the mortgage transaction, so they fully understand their options and feel comfortable with their chosen loan program. Whether you are a first time home buyer or seasoned owner, you can trust me and my team with all of your home financing needs. Please reach out anytime using the contact information located on this page and use this website as a resource as you start your home financing journey.
VP of Mortgage Lending
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What people are saying
"John DesMarteau! Was wonderful throughout loan process!"
Tanisha S. - Chicago IL | Jul 2021
"Excellent customer service"
Brian B. - Bolingbrook IL | Jul 2021
"John was always willing to answer questions, and did so in a timely manner. He was warm and encouraging with us, as first-time home buyers. I absolutely recommend working with him."
Jennifer P. | Feb 2021
"Everything was so easy for us to get taken care of. No problems at all."
Michael K. | Feb 2021
"John did a fantastic job and was with us every step of the process. Just an amazing experience."
Rodney R. | Feb 2021