Mason, Mich.-based Dart Bank promoted Melanie Squires to vice president, treasury management sales operations manager. .Squires joined the $1.3 billion Dart Bank in 2011, returning last year. She was most recently officer manager and treasury management officer. She has 25 years of banking experience in consumer lending, commercial lending support, retail banking and management, treasury management sales, business banking and cash management. Squires graduated from the Michigan Bankers Association Perry School of Banking.