Your Order Delivered Perfectly... Since 1984. DCL started in 1984 dedicated to the vision of serving builders and contractors with excellence...like you. This vision resonates today within a company that prides itself on attention to detail... because YOU ARE THE CUSTOMER WE CAN'T AFFORD TO LOSE. With DCL, you get a privately held company attentive to your product needs, accurate with promises to you, and able to delver how and when you need it.