Corporate Philosophy Company Profile History Business Establishments Products and Methods IR Information Sustainability Contact --> Japanese History HOME History History January 1950 Established Seiki Construction Kogyo Co., Ltd. (Masaaki Seto, President and Representative Director), with capitalization of ¥1 million October 1955 Received order for first paving project from the Ministry of Construction November 1956 Received order for first paving project from the Japan Highway Public Corporation April 1962 Changed company name to Seiki Construction Co., Ltd. January 1967 Split off Road Division of Tokyu Construction Co., Ltd., and established Tokyu Road Co., Ltd. (Kenzaburo Kondo, President and Representative Director) with capitalization of ¥30 million September 1973 Listed Seiki Construction Co., Ltd. on the Second Section of the Tokyo Stock Exchange. Capitalized ¥450 million May 1982 Started operations as Seikitokyu Kogyo Co., Ltd., and as a member of the Tokyu Group, due to the merger of Seiki Constuction Co., Ltd. and Tokyu Road Co., Ltd., one of the Group’s original member. November 1982 Changed listing of company stock to First Section of the Tokyo Stock Exchange March 1993 Capitalized ¥10,970,320,000 March 1999 Received order for the first performance-based type of paving project from the Ministry of Construction January 2000 Marked 50th anniversary of company’s founding March 2001 Received order for two of the three paving projects from the Ministry of Land, Infrastructure, Transport and Tourism in the general-evaluation-based bidding method introduced for the first time by the Ministry. October 2004 Acquired ISO 14001 certification (all departments of head office, four branch offices and Kanto Product Sales &＃038; Marketing Branch Office in the Kanto region) August 2005 Capitalized ¥1,097,030,000 September 2005 Capitalized ¥7,197,030,000 October 2005 Unified ISO 9001 certification for entire company(Integrated certification for related departments of head office and all 11 branch offices) March 2006 Capitalized ¥2 billion September 2010 Acquired ISO 14001 certification (all branch offices) December 2018 Acquired ISO 45001 certification (all departments of head office and all branch offices) January 2020 Marked 70th anniversary of company’s founding March 2021 Acquired ISO 55001 certification (Construction Department of Business Promotion Head Office and Technology Department of Technology Management Head Office) Company Information Business Establishments Copyright(C) Seikitokyukogyo,All right reserved. Page Top