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Dr Stephen P Etheridge
CEO & Joint Managing Director, (BSc PhD CEng CSci CEnv FIChemE FCIWEM) has more than 30 years experience in the Biogas and Renewable Energy sectors. He has provided technical assistance inputs as consultant, contractor, academic, public awareness expert and trainer. In addition, he is a successful biogas entrepreneur having designed, developed or operated nearly 100 plants worldwide. He is currently based in Thailand with major current biogas projects in the Ethanol and POME sectors.

Dr Ulrike E A Leroff
Chairman & Joint Managing Director, (BSc PhD CSci CEnv FCIWEM) has more than 30 years experience in the Biogas and Renewable Energy sectors. She has provided technical assistance inputs as consultant, contractor and academic. She has worked on a wide range of biogas projects worldwide in many different sectors. She has successfully commissioned and operated biogas plants in the Tapioca, Ethanol and POME sectors in SE Asia.

Ms Wanphen Jirasununchai
Finance Director (MBA), is a fully qualified Chartered Accountant (CPD License) and has more than 19 years experience with finance and accounting issues for the Manufacturing and Service sectors. She has worked in financing Renewable Energy projects and is a co-founding Director of Biotrix Asia and responsible for the financing and accounting of major projects in Thailand and Indonesia.

Mr Pongpichit Yatpluem
Engineering Design Manager, (BEng Mechanical with Professional Mechanical Engineer Level II) has more than 7 years experience in Mechanical Design and has specialist knowledge in the design of manufacturing and biogas plants. He has a wide range of experience in the Waste Management sector in Thailand and SE Asia.

Mr Arthid Somsiri
Electrical & Control Manager, (BEng Electrical with a Associate Electrical Engineer (Power) Level I) with specialist training for PLC, Lightning Protection, Standard Electrical Installation and Substation Equipment & Protection Relaying from the Engineering Institute of Thailand. He has more than 7 years experience in Electrical and Automatic control system design and biogas plant operation.

Mr Jukpong Srimuang
Electrical & Control Engineer, (BEng Electrical with Associate Electrical Engineer (Power) Level I) has received specialist training on PLC, Lightning Protection and Standard Electrical Installation by the Engineering Institute of Thailand. He has more than 4 years experience in biogas plant operation.

Mr Sanya Rintaruk
Draftsman, (Diploma in Industrial Welding), has special training in Safety Awareness, Leader Level by the Technology Promotion Association. He has over 10 years experience in P&I Drawing, Piping Drawing and Mechanical Drawing Design for waste water treatment plants.

Ms Ruttana Chatawin
Procurement & Laboratory Manager, (BS Food Science) has special training in ISO 2000, Water Quality Control and Water Quality Analysis. She has more than 7 years experience in directing laboratory and feasibility studies, and the assessment of control parameters for biogas plants. Based on her wide experience with the control and management of biogas plants, she is now responsible for the procurement for all construction and refurbishment projects.

Ms Sudruethai Kitjaroen
Legal Advisor (MCom LLB), is a member of the Thai Bar Association and Lawyers Council of Thailand. She has experience in contracts and agreements including Employment, Contractor and Service Contracts, and used to work as an Assistant Researcher for the Office of the National Research Council of Thailand on Free Trade Area projects. She has approached EPPO and other Government Associations in order to coordinate grant applications in the Renewable Energy sector and has acted as local expert for CDM verifications.

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