For over 30 years Lang Construction has built an outstanding reputation in Northumberland County and the surrounding area. Located between Port Hope and Cobourg Ontario we have been providing professional contracting solutions for a wide variety of residential, commercial and agricultural projects since 1985. We will work with your needs from procuring drawings and engineering to the finished product. We can also work to the specifications of your architect, engineer, and designers. We are flexible in packaging our contracting services for your needs.