Joan Mainwaring
Mortgage Loan Officer

19 4th St E
Williston, ND 58801

Office: 701-774-8321


Fax: 701-571-3704
NMLS #790443

Email: jmainwaring@firstintlbank.com

Business Hours: Monday through Friday 8:00 – 5:00

First International Bank & Trust Benefits

Online or Face to Face
I am always available, whether it be face to face in my office or by email or phone. I’m ready to answer any of your questions or to offer advice.

Looking for Sound Advice and Consumer Friendly Mortgages?
At First International Bank & Trust, we listen to your needs and will recommend the best mortgage options for you. We have your best interests in mind.

Free Pre-qualifications
We offer free pre-qualifications, so you can shop for your home knowing that you can afford the mortgage.

Confused about which program to choose?
We offer a variety of loan options to choose from including fixed rate mortgages and adjustable rate mortgages. We offer easy to understand explanations of each program on the site and a Loan Officer is always just a call or e-mail away!