is one of five major Japanese construction companies along with Shimizu Corporation, Takenaka Corporation, Kajima Corporation, and Taisei Corporation. It is listed on the Tokyo Stock Exchange and is one of the Nikkei 225 corporations. Its headquarters are in Minato, Tokyo. In 2018, Obayashi was ranked 15th place on ENR's list of Top 250 Global Contractors, the highest rank among Japanese Contractors. Established in 1892 in Osaka, the company operates in Japan and other countries, especially Southeast Asia and Australia, as well as the United States and Europe. Major landmarks it has constructed in Japan include the Kyoto Station Building, the Tokyo Broadcasting System (TBS) Center in Tokyo, as well as the Tokyo Skytree. Obayashi has 86 subsidiaries and 26 affiliated companies in Japan, Europe, the Middle East, Asia, Australia and North America. In February 2012, the company announced plans to build a space elevator by 2050. Corporate timeline 1892: Obayashi, a Building Construction and Civil Engineering Construction Contractor founded by Yoshigoro Obayashi in Osaka 1936: Obayashi Corporation (OC) established 1965: Obayashi Corporation (Singapore) established 1969: Surfrider Hotel, HI completed 1970: Princess Kaiulani Hotel, HI completed 1972: Obayashi America Corporation (OAC) established in Los Angeles PT. Jaya Obayashi established in Indonesia as a joint venture with PT. Pembangunan Jaya. 1975: Hotel Kyoto Inn San Francisco, CA completed 1978: James E. Roberts - Obayashi Corporation (RO) joins the Obayashi Group 1981: Obayashi Corporation San Francisco Office established (Civil Engineering Construction) 1982: Obayashi Corporation opens office in New York 1988: Toyota Manufacturing Facility, KY completed 1989: E.W. Howell Co., Inc. (EWH) joins the Obayashi Group 1991: NEC Roseville Semiconductor Plant Mega-Line, CA completed 1991: Delta Center/Utah Jazz Arena, UT completed 1993: OC America Construction Inc. (OCAC) established in Los Angeles 1994: OC Real Estate Management, LLC (OCREM) organized in Los Angeles 1997: Sumitomo Sitix of Phoenix, AZ completed 1997: Matsushita Semiconductor (MASCA), WA completed 1998: Komatsu Silicon America, OR completed 1998: San Bernardino (Arrowhead) Medical Center, CA completed 2001: Applied Materials (AMAT), CA completed 2002: Obayashi USA, LLC (OUSA) established in Los Angeles 2002: Obayashi Construction, Inc. (OCI) established in Los Angeles 2003: Cedars-Sinai Medical Center Central Plant, CA completed 2003: Interstate Distributors, CA completed 2005: John S. Clark Company, LLC (JSC) joins the Obayashi Group 2007: Webcor, LP joins the Obayashi Group 2011: Kenaidan Contracting, Ltd joins the Obayashi Group Notable Constructions Asia Japan Kansai International Airport Koshien Stadium Tokyo Bay