HASEKO Corporation engages in the real estate, construction, and engineering businesses in Japan and internationally. The company operates through Construction-Related Business, Service-Related Business, Real Estate-Related Business, and Overseas-Related Business segments. It offers construction services for condominiums, including planning, design, construction, and sales. The company is also involved in the real estate development; real estate brokerage; construction and sale of real estate properties; large scale repair work, interior remodeling, and condominium rehabilitation; and consignment sale and real estate brokerage of for-sale condominiums. In addition, it manages facilities for the elderly; leases office equipment; provides insurance agency, printing, OA equipment rental, human resource placement, and web marketing services in support of corporate activities; and sells tools, furniture, and fixtures, as well as construction materials. The company was founded in 1937 and is headquartered in Tokyo, Japan.