EH Group Engineering is focused on the development and production of its innovative fuel cell solution.  We are based in Canton de Vaud in Switzerland, in close proximity to our key industrial partners.  Together with them and in collaboration with our academic partners, EHG seeks to accelerate the large scale deployment of hydrogen fuel cells for a decarbonised future.

Core Team

​Mardit Matian: Founder & Director - mechanical engineer by background with a PhD from Imperial College London. He has 18+ years of working experience in the field of low/high temperature FCs including PEM/SOFC, team management, and production of hydrogen from ammonia/methane reformers. He has worked in both small and large enterprises such as ABB. 

Christopher Brandon: Co-Founder & Director - began his career in 1995 at SBC/UBS, as a foreign exchange trader.  In 2000, he co-founded a hedge fund serving global institutional clients.  His activities with EHG are focused on finances and business strategy.  MA in Economics from Edinburgh.

​Alexandre Chainho: Mechanical Design Integrator responsible for the design of new concepts under development in the company. He has 14+ years of experience in  low/high temperature materials, assembly, system design and prototyping (3D-CAD design & assessment), draft & design of automotive assembly line components.  Associate Degree - Automated Mechanical Systems, LEP (FR)

Anand Vasappanavara: Principal Control/Automation Engineer with 16+ years of experience at major companies in field of renewable energy, oil/gas and automotive industry, in India and China,. He is specialised in fuel cell, system and control/automation design with 7 patents in the field.  MSc Mechanical Engineer Indian Institute of Science Bangalore

Mariana Marietan: Operations Manager with 10+ years of experience as legal officer, trust administrator and private banking wealth planner. Worked at established institutions such as Rotchschild Trust and HSBC as well as in local government.  Master of Laws, University of Geneva.

Phillip Santos Silva: Lead Fuel Cell System Engineer with 16+ years of experience in the field of mechanical engineering, fluid dynamics, project management and quality/certification.  Mechanical Project Engineer at CERN and R&D Mechanical Specialist at for ITER at EPFL, MSc Mechanical Engineer in Energy & Fluid Dynamics University of Coimbra, Portugal

Oriol López Sánchez: Lead Electrical/Control Engineer with 9+ years’ experience in microelectronics, microsystems, 2D materials & project management. Doctoral Fellow at EPFL, Senior Scientific Officer at Centre for Advanced 2D Materials, Singapore and Scientist at ABB Corporate Research Centre. MSc Telecommunications Engineering - Polytechnic University of Catalonia and PhD from EPFL Switzerland.

Julie Veya: Robotics, Systems & Control Engineer finalising her master thesis at ETH Zurich based on a subject related to EH Group Technology. She is involved in numerous aspects of our fuel cell system design and development.  Msc Mechanical Engineering EPFL

Scientific Advisory Board:

​Prof. Nigel Brandon:

Imperial College London (ICL)

Professor of electrochemistry

Dean, Faculty of Engineering, Imperial College London,

Prof. Dan Brett:

University College London (UCL)

Professor of Electrochemical Engineering

Head of Electrochemical laboratory at University College London

Prof. Stefano Mischler:

École polytechnique fédérale de Lausanne  (EPFL)

Professor of surface analysis and corrosion

Editorial board of Elsevier

Some of our selected partners:

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