Visit any Guaranty location in Texas for all of your banking.
Texarkana - St Michael Drive
2202 Saint Michael Drive
Texarkana, TX 75503
Phone: (903) 792-8600
Fax: (903) 792-8400

  • Lending Services
  • Deposit Services
  • Treasury Management
  • Coin Counting Machine
  • Safe Deposit Boxes
  • Instant Issue Debit Cards

Robert Irwin, President
Robert Irwin earned a bachelor’s degree in finance from Texas Tech University and also graduated from the Southwestern Graduate School of Banking at SMU. He has 25 years of banking and lending experience. Robert joined Guaranty Bank & Trust in 2001, serving as the President of the Texarkana Market since 2009. He has a passion for community banking in Bowie County where he is a community leader in economic development, civic organizations, and his church.

Mortgage Originator
Let our experts help find a mortgage that's right for you.
Nathan Coleman
NMLS ID: 1377236

(903) 784-4100


Mon - Thurs   9 am - 3 pm
Friday   9 am - 5 pm
Mon - Fri   8 am - 6 pm
Saturday   9 am - 12 noon
Guaranty Bank & Trust, N.A. | Member FDIC | Equal Housing Lender
Equal Housing Lender
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