TNS History

1987 TNS (Amara yard) was established in 1987 by Nippon Steel Corporation (a worldwide leader in steel manufacturing and engineering), Nippon Steel Trading and Italthai Group (a Thai Industrial Conglomerate).
2005 Banpakong yard opened in 2005
Engineering and Procurement service started in 2005
2007 100 Platforms delivered by 2007
2011 Project Management Office established in 2011
2013 Engineering and Procurement office (Bangna Office) opened in 2013
2019 Technical Training Center established in 2019


TNS is to be
The most reliable engineering solutions provider offering an optimal one stop service to meet our customer‘s challenges and contributing to the sustainability of global society and industries.


TNS commits to provide the best products and services to satisfy our customers and to contribute to the sustainability of industry and society globally.

In order to achieve this mission:

  • We shall gather the passion of all of us and fully utilize our vastly experienced project management, design, procurement, construction, commissioning and other related disciplines as a one stop service.
  • We shall optimize quality, delivery, and cost performance beyond our customer expectations.
  • We shall make every effort to cultivate human resources, implement advance technologies and build external partnerships for meeting customer’s challenges at any time.
  • We shall ensure our operations are performed with an emphasis on health, safety, environment and social responsibility.