About Us
Board of Directors
Board of Directors


Toh Chee Seng
Executive Deputy Chairman
Nationality: Malaysian
Date of appointment: 5 July 2021
As the Executive Deputy Chairman, he is responsible for developing new business strategies and business development via marketing and maintaining our Group’s business relationships with their customers and suppliers.
He obtained his Bachelor of Science in Chemical Engineering from the Mississippi State University, USA in May 1995. In May 2006, he completed the Executive Master’s of Business Administration programme at INSEAD Business School, Asia Campus (Singapore).
He began his career in July 1995 by joining Dialog Group Berhad and its group of companies (a public company listed on the Main Market of Bursa Securities (“Dialog Group”) under the employment of Dialog Services Sdn Bhd as a Technical Service/Sales Engineer where he was responsible for the sales and marketing of specialty chemicals and equipment for the O&G industry locally.
In August 2000, he was transferred to Dialog Systems Sdn Bhd and promoted as the International Marketing Manager where he was based in Singapore. His responsibilities expanded to include sales and marketing of specialty chemicals and equipment for the O&G industry internationally.
In November 2001, he was transferred to Dialog Systems Pte Ltd and promoted as the International Senior Marketing Manager where he remained based in Singapore. His responsibilities expanded to include sales and marketing for other services such as catalyst changeout services, shutdown and maintenance services for the other divisions within the Dialog Group.
In February 2006, he became a shareholder of Atreon and was subsequently appointed as a director in July 2014. His responsibilities as a director include forming new business strategies and driving business development through marketing initiatives.
In November 2008, he was promoted as the Senior Vice President, Specialist Products and Services Division of Dialog Group where he led and was responsible for overseeing the operations of the specialist products and services worldwide as well as penetrating new markets.
During his tenure in Dialog Group, he was a director of various Dialog Group entities (both in Malaysia and overseas). He left the Dialog Group in February 2015 but continued to serve as an Advisor with Dialog Systems (Labuan) Ltd, on a contractual basis for a year from March 2015 to February 2016. By April 2016, he ceased to be a director of the Dialog Group entities.
In addition, while he was preparing to depart from Dialog Group, he was appointed as a director of SSTCM in August 2014. Alongside Norazlam Bin Norbi and Ramli Bin Mohamad, he started formulating strategies for new business development and sharing his extensive knowledge in the O&G industry with our Group.
He currently sits on the Board of Atreon Holdings Sdn Bhd, Atreon Pacific Resources Sdn Bhd, Atreon Mining Services Sdn Bhd, Atreon Services Sdn Bhd, Atreon Energy Ventures Sdn Bhd, Green Illuminar Sdn Bhd, Starlife Tech Sdn Bhd, Dutamas Kijal Sdn Bhd, Kijal Mining Sdn Bhd, Qamara Mining Sdn Bhd and Wawasan Setiamas Sdn Bhd.