ULTRA CONSTRUCTION & ENGINEERING CO., LTD. is a Korea-based company engaged in the construction and engineering business. The Company operates in four divisions: domestic civil engineering, which is engaged in the construction of bridges, tunnels, roads, highways, subway, railroads, harbors, airports and seaports; domestic architecture construction, which is engaged in the construction of apartments, cultural and recreational complexes, offices, hotels and others; international construction, which is engaged in the construction of civil works, plants, buildings and others in Qatar, Indonesia, Malaysia and others, and build transfer lease (BTL). It also involves in the equipment and real estate leasing business, as well as building and facility management.