Smart (J) & Co (Contractors) PLC is a construction company. Its activities include building and civil engineering contracting, a residential development for sale, the development of industrial and commercial property for lease and sale. The main construction activity undertaken by the company is that of social housing for several housing associations and registered social landlords predominately in the Edinburgh area. It has a portfolio of self-financed industrial and commercial properties that are owned and managed by its subsidiary company. The investment properties are located throughout the central belt of Scotland, primarily in the Edinburgh area.