About usHistory

1985 October

Headquarters established in Seki, Tama-ku, Kawasaki

1986 February

"Safety and Health Cooperation Association" established

1986 April

Obtained ordinary construction license of pipe construction

1989 April

Headquarters moved to Shukugawara 7-chome, Tama-ku, Kawasaki

2001 July

Ordinary construction license of pipe construction changed to special construction license

2005 October

Obtained ISO9001

2006 October

Obtained ISO14001

2009 July

Obtained a worker dispatch business permit

2010 October

Opened Tokyo Sales Office in Ota-ku

Changed construction license from prefectural governor's license to Minister of Land, Infrastructure, Transport and Tourism license

Obtained ordinary construction license of firefighting facility construction

2015 June

Obtained ordinary construction license of electrical construction.

2015 October

Moved Tokyo sales office to Shibuya-ku

2018 April

Moved the head office to 1-chome, Shukugawara, Tama-ku, Kawasaki

2018 July

Moved Tokyo sales office to Minato-ku

2019 January

Decided to be a “Kawasaki ★ Eruboshi” certified company

2019 June

Ordinary construction license of electrical work changed to special construction license

Obtained ordinary construction license of construction work and demolition work

2020 April

Kanagawa SDGs Partner Registration

2021 April

Moved Tokyo sales office to Shinagawa-ku

2021 April

Kawasaki SDGs Gold Partner Certification