Lester G. Tzotzolas has joined Guaranty Bank and Trust as senior vice president of commercial lending.

Tzotzolas is a graduate of Mississippi State University with degrees in general business and banking and finance. He is also a graduate of the Southeastern School of Commercial Banking at Vanderbilt.

Tzotzolas’ community service includes serving as a committee member and treasurer of the Red Carpet Bowl Classic. He and his wife, Lori, have two children, ages 9 and 11.

Guaranty Bank and Trust operates two branches in Vicksburg —on Cherry Street and Halls Ferry Road.