Timeline

1908 Founded
1912 Established Tsurumi Umetate Kumiai(Tsurumi Reclamation Association)
1913 Purchased Electric-Pump Dredger(350ps) from England Started developing Tsurumi-Kawasaki Coastal Industrial Areas(Kanagawa Prefecture, Japan)
1914 Established Tsurumi Marine Works Co., Ltd.
1920 Established Tokyo Bay Marine Works Co., Ltd.
1928 Completed Tsurumi-Kawasaki Coastal Industrial Areas
1944 Changed Corporate Name to TOA Kowan Kogyo Co., Ltd.
Merged with Kowan Kogyo Co., Ltd.
1962 Built Japan's largest cutter suction dredger, Asia Maru with diesel engine (7,000ps)
1963 Opened International Division and Singapore Office
1964 Received order of the first international project in Singapore
1967 Opened Indonesia Office
1970 Opened the Research and Development Center
1973 Japanese Corporate Name to TOA Kensetsu Kogyo Co., Ltd.
1981 Established the Corporate Philosophy and Management Policies
1987 Changed English name from TOA HARBOR WORKS Co., Ltd. to TOA CORPORATION
1995 Opened Philippine Office
1996 Opened Viet Nam Office
1999 International Division is certified under ISO9001
Introduced the executive officer system
2002 International Division is certified under ISO14001
2003 International Division is certified under OHSAS18001
2006 Opened UAE Office
Established the Corporate Compliance Rules
2008 Celebrated 100 years anniversary
2013 Celebrated 50 years Anniversary of International Division
Opened Kuwait Office
2020 Opened Bangladesh Office