Mainstreet™ knows the glass industry inside and out. Since 1982, we have passionately introduced valuable business solutions to help our customers be more successful. From Glas-Avenue™ Point of Sale (POS) software to custom designed websites and other Web Services, to Front Line 24/7™ call center services, and our complete Payment Processing system powered by IntelliPay our goal and focus are to provide a complete circle of best-in-class products to meet your ever-growing needs.