In this era of casual dress at work, the personal appearance of the lawyers at Stellato & Schwartz Ltd. is important to the firm’s founder. To that end, lawyers can get shoeshines at the office three times a week to make sure their footwear is gleaming. “It gives you an idea of the professionalism we want to see from our people,” said Donald E. Stellato, who is also the 25-lawyer firm’s managing partner. “We dress up during the week. Saturday is a casual dress day.” Stellato …