History

1963
大村精機株式会社沿革 October
Keiichi Ohmura established Ohmura Seiki Co,. Ltd. Started running business with 1,000,000 yen in capital. The company was manufacturing and selling high-pressure gas valves, adjusters, propane compression burners, and special types of burners. Even now, after more than 40 years have passed, the company continues to tenaciously support the products of that time, and now as ever provides valves and burners. These have become long selling products to continue to be used on-site by many professionals.
1972
February
The company expanded into the astonishingly fast-growing semiconductors business.Along with the expansion into the semiconductors industry, the company began manufacturing corresponding special gas boxes and cylinder racks, and starts undertaking piping work.
1992
October
The company opened the Class 1000 Clean Room (Factory II) The company began manufacturing high-quality piping units and gas panels for semiconductor manufacturers.
1994
The company launched device technical parts installation and secondhand semiconductor manufacturing device renewal businesses. The company, making use of its Class 1000 Clean Room, launched Japan’s first full-blown secondhand semiconductor manufacturing device renewal business.
1996
February
Kazuhiko Ohmura became Company President (a position he still holds). The company’s secondhand semiconductor manufacturing device renewal business smoothly expanded, and, taking over from the previous generation, Kazuhiko Ohmura assumed his current position of Company President.
1997
Founder and Chairman Keiichi Ohmura passed away. He was succeeded as Chairman by Mieko Ohmura (who still occupies the position).
株式会社アイエヌジー沿革 ING Co., Ltd. was established. Semiconductor manufacturing device service operations were passed on to the ING Co., Ltd., and the other existing businesses were split off and kept with Ohmura Seiki Co,. Ltd.
1998
September
Kawasaki Mechanical Center opened. We opened one of the best mechanical centers in the country in Kawasaki.
2002
ISO9001 certification acquired. We acquired a quality management system.
2003
February
The main office was rebuilt. We rebuilt the worn-out company headquarters from its foundation.
October,2008
In Kumamoto, new office set up.
June, 2009
大村技研株式会社沿革 Ohmura Seki Co,. Ltd. and ING Co., Ltd. are reintegrated and launched as O-TEC Ltd. The two companies were reintegrated into one in order to respond to the changes of the era.
Thus we would create a service system that combines the technologies the companies have developed and makes comprehensive use of their abilities.
January
ISO14001 certification acquired.
2011
June
In Aizu, new office set up.
2012
April
ISO50001 certification acquired.
2012
October
50th anniversary of company establishment.