OKUMURA CORPORATION is a construction company that operates in four business segments. The Civil Engineering segment is engaged in the civil engineering business. The Construction segment is engaged in the building works and other construction works. The Real Estate segment is engaged in the sale and leasing of real estates. The Others segment is involved in the provision of construction consulting services, the manufacture and sale of construction materials and machinery, as well as the private finance initiative (PFI) business. As of March 31, 2014, the Company had 11 subsidiaries and one associated companies.