1908 | Founded |
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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 |