Sepco Industries Company Limited | Company Registration Number 0105561156941

16 Rama IX soi 45, Suan Luang, Bangkok 10250 Bangkok, Thailand



Dr. Chitrapongse Kwangsukstith

Dr. Chitrapongse holds a doctorate and master’s degree from the Faculty of Engineering, Lamar University, USA.

Along with sitting on the Board of Directors of PTT Public Company Limited, he has held many executive management positions at PTT Public Company Limited and partner companies, including Chairman of the Board of PTT International Company Limited, Chairman of PTT Energy Resources, Chairman of Sakari Resources Co., and Chairman of PTT FLNG. Dr. Chitrapongse served as Chief Operating Officer of Upstream Petroleum and Gas Business Group of PTT Public Company Limited from 2003-2009. He was President of PTT Exploration and Production Public Company Limited, a majority owned subsidiary of PTT Public Company Limited, from 2000-2003.

He currently sits on the Board of Directors of CIMB Thai Bank Public Company Limited.


Dr Metta Visessombat

After graduating with a doctorate degree in New and Renewable Energy from London, United Kingdom, Metta Visessombat, DSc. has had an illustrious career working in many countries all over the world, for such global powerhouses as PepsiCo International. Under PepsiCo, Dr. Metta oversaw the setting up of beverage factories in numerous countries in Africa, including Tanzania, Zambia and Kenya.

Dr. Metta is the Founder of Sepco Asia Group Plc., the company that designed, developed and manufactured the Pyrolysis Waste Plastic to Fuel Production System with R&D support and consultation from the Energy and Fuel from Biomass Center, Faculty of Science, Chulalongkorn University.

He is a Co-Founder Sepco Industries Co., Ltd., the new Joint Venture company set up to fully commercialize this project, and serves as our Vice Chairman. Furthermore, Dr. Metta will oversee all aspects of production, further R&D, and quality control of our waste plastic to fuel production system.


Mr. Tawat Kulabusaya

Mr. Tawat is one of the chief architects developing our waste plastic to fuel production process from its inception. As an independent engineer and researcher, Mr. Tawat has tirelessly worked for decades to perfect and optimize our pyrolysis process, consistently updating and modifying it through countless revisions towards maximum efficiency and environmental friendliness. This has been further facilitated through the cooperation of the Center of Energy and Fuels from Biomass of the prestigious Chulalongkorn University.


Mr. Jonas Wadenholm

Jonas Wadenholm bears extensive experience in setting up management structures, project and field management, crisis management, overseeing initiation and installation of various smart system infrastructures, and facilitating finance and accounting structuring. He is also an avid communicator specializing in formulating effective messages directed at culturally diverse publics.

Jonas co-founded a consultancy, marketing, and event management firm, Portalise Co., Ltd. at the end of 2016, before transitioning to the creative and marketing agency Digital Distinct Enterprise Co., Ltd. 

As CAO of Sepco Industries Co., Ltd., Jonas handles the internal management structure and administrative duties for the organization. Jonas also oversees marketing, as well as branding and corporate communications in collaboration with the CCO.


Mr.  Jussi Veikko Saloranta

Mr. Jussi Veikko Saloranta has a strong background as an entrepreneur and marketing expert working in a variety of sectors, including real estate, hospitality, F&B, financial management, and the transport industry sector. 

Jussi has also been active in the energy field, in particular the green and alternative energy market, investing in a number of cutting-edge innovative energy projects. 

With Sepco Industries, Jussi handles all aspects of business development and expansion. He plays a central role in negotiating investment and partnership deals for expanding our Waste Plastic to Fuel operations worldwide. 


Mr Wichai Manabanyong

Mr. Wichai has had about three decades of experience in mass communications, media production, publishing, marketing, creative communications etc., working for some of the biggest media and entertainment corporations in Thailand such as RS Public Company Limited, Media of Medias Company Limited, Asia Television and Media Co., Ltd., MCOT Public Company Limited, Panorama Co., Ltd., etc. He served as Managing Director of BPlus Publishing Co., Ltd.

He has produced and directed numerous television programs for major Thai TV networks and organized major national level events. Mr. Wichai is part owner of and helps manage the consultancy, marketing, and event management firm, Portalise Co, Ltd.