COMVEC is a trade exposition focused on commercial vehicle technology, maintenance, and fleet operations, bringing together OEMs, suppliers, technicians, and fleet managers to view new products and solutions. The event takes place at the Global Knowledge Training Center in Schaumburg, Illinois, and features exhibition booths alongside technical sessions and product demonstrations. It is notable as a specialized industry gathering that highlights emerging drivetrain, telematics, maintenance and service innovations for medium- and heavy-duty vehicles.