Director bios


Michael Obermayer, Chairman

  • Board member since 2012
  • Shares: 416,770 privately and through R&H Trust Co (Jersey) Limited as Trustee of the Elk Trust
  • Share options: 24,000
  • MSc eng., PhD chem, MBA INSEAD
  • Managing partner at Fjord Capital Partners. 28 years at McKinsey Company, Senior Partner; former Managing Director of World Economic Forum


Anders Barsk, Vice Chairman

  • Board member since 2004
  • Shares: 212,025 held privately and through Sagax Limited
  • Investor with focus on technology
  • Director of Gycom AB and former Director for Boston Power Inc
    (Li-Ion batteries)



Stefan De Geer

  • Board member since 2017
  • Shares: 2,000
  • Share options: 5,000
  • JD
  • Advisor to RoosGruppen AB, former head of corporate finance at
    Pareto Securities Stockholm, former general counsel E. Öhman J:or AB, former partner of Gernandt & Danielsson.
    Board assignments: PCTC Invest AB (chairman), United Spaces Network Offices AB, Wolseley Nordic holdings AB (chairman)


Gunilla Fransson

  • Board member since 2018
  • Shares: 2,000
  • Share options: 5,000
  • CivIng, KTH
  • Chairman Novare Peritos AB, board member of Net Insight AB,
    Trelleborg AB, ex SAAB


Lars Fredriksson, Co-Founder

  • Board member since 2000
  • Shares: 267,924 through Fredriksson & Forssell AB
  • Former CEO, Optima batteries, brought to IPO; former CEO and current chairman of Gycom AB
  • Deep experience in building world-wide distribution and sales organizations for battery companies


Anders Gudmarsson

  • Board member since 2016
  • Shares: 4,105
  • Master of Law, Uppsala
  • Former; Assistant judge, Court of Appeal, Stockholm, President Boliden Intermarket and Flakt Service Sweden, Managing Partner Odgers Berndtson, Stockholm


Alexander Izosimov

  • Board member since 2016
  • Shares: 12,800  through Zuberio Holdings Ltd
  • M.Sc. in Production Management Systems and Computer Science, MBA INSEAD
  • President and CEO AO VimpelCom (later Vimpelcom Ltd.), President for CIS, Central Europe and Nordics Mars Inc., McKinsey & Co. (Stockholm, London). Board experience: EVRAZ Plc, LM Ericsson AB, MTG AB, East Capital AB, Transcom SPA, ICC (International Chamber of Commerce) Carlsberg (advisory board) Orkla (advisory board) Dynasty Foundation.


Peter Tell

  • Board member since 2010
  • Shares: 95,993 through Stamfar Peter AB and XAOC AB
  • Founder of PIAB AB vacuum division
  • In 2006 PIAB was sold to Altor Equity Partners. In 2015 Altor
    sold Piab to EQT, who sold to Investor AB 2018.



Advisors to the Board

Ted Kalborg

  • Shares: 123,020 through Christmas Common Ltd
  • Founder of Tufton Oceanic Group AUM today of $1.5 billion
  • Served on the board of several public and private companies in the shipping and energy sector

 Neil Puester, Co-Founder

  • Board member 2001-2007
  • Shares: 60,186
  • BSME Tufts University
  • Over 30 years of experience in several battery chemistries at Yardney, Gates Energy Products, Optima Battery, and Nilar.
  • 35+ battery patents

Dag Noréus

  • Affiliated expert, Stockholm University
  • Expert on metal hydrides and compressed powder electrodes
  • Share options: 6,000

Uwe Köhler

  • Advisor to the Board since 2016
  • Share options: 6,000
  • MSc phys., PhD phys.
  • Battery pioneer.
  • Over 30 years of experience from Varta, SAFT and Johnson Control at senior positions such as Head of Development, Advanced Battery Systems at Varta Automotive Systems.