Joel Sylvester

Joel Sylvester

Chief Technology Officer

Joel is a Chartered Engineer and a Member of the IET, with 30 years experience in the electronics industry.

Prior to joining Dukosi as lead engineer on its conception in 2003, he was Head of Electronics at the UK Astronomy Technology Centre, designing electronic systems for imagers and spectrometers, and at Elektrobit designing systems and circuits for the communications industry.

He has specialised in systems engineering and mixed signal integrated circuit design across a diverse range of projects including battery management systems.

Within Dukosi, Joel leads the team and the technology using his expertise, enthusiasm, and drive to expand his own knowledge. He has also spoken about the technology at a number of events, including trade shows and within academia.

Clive Scrivener

Clive Scrivener


Clive brings a wealth of automotive experience to the company in addition to his executive level credentials. He is currently Non-Executive Chairman at Oxbotica, a spin out from the University of Oxford, specialising in mobile autonomy, navigation and perception. He also serves as board advisor to a number of technology companies and has a track record of leading high growth, international businesses in multiple industry sectors. He was formerly the Chief Executive of Prodrive, an international business specialising in automotive technology, motorsport and carbon composite materials.

His sector experience includes extensive automotive coverage, robotics, software, specialist vehicles, lightweight materials, healthcare, licensing and motorsport. He has engaged in multiple investment events including acquisitions, disposals and private equity fundraising. He has an extensive range of strategic, operational and financial management experience and has lead and supported companies in Europe, Australia, Asia and the USA.

Jamie Vollbracht

Jamie Vollbracht


Jamie brings over ten years cleantech commercialisation experience and represents investors IP Group on the Dukosi board. As Venture Director in the Cleantech division at IP Group, he takes an active role sitting on various cleantech SME boards whilst seeking new, high growth opportunities for IP Group to engage with. 

Previously he was Head of New Ventures at Carbon Trust.  There he designed and launched the government funded Entrepreneurs Fast Track to incubate start-ups, and then created multi-million dollar partnerships with the likes of General Electric, making major corporate money available to drive cleantech innovation.  This followed experience working directly for two VC-backed solar energy companies, driving growth in broad-ranging business development roles.

Jamie has a first class Engineering degree from Cambridge University and is a Chartered Engineer.           

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