Leading the way
into the energy future

Leadership is what in one word best characterises the quality of the top experts and decision-makers at SolydEra.

They are leaders in their professions and functions. The top team provides leadership for the international teams of specialists. They make sure SolydEra, with its technological and industrial prowess, has an industry leadership role on the way into the future of energy supply.

Dr. Alexander Liberov


  • PhD degree in Marketing from State University of Hamburg 
  • Post-graduate degree in Business Administration, Erlangen, Germany
  • 1996-2012 Siemens AG, Healthcare, Energy Divisions: various leadership positions in business development, logistics, factory management, sales and service, M&A in Germany, USA 
  • 2012-2015 Siemens AG, Mobility and Building solutions Divisions: CFO in the Asia-Pacific region with HQ in Singapore
  • 2015-2018 Siemens AG, CFO CIS Region
  • 2018-2023 Siemens AG, President and CEO CIS Region with business responsibility for 1.5 billion Euro Revenue, 9 factories and approx. 7000 employees 
  • Board memberships: Board director Solydera Group (2023-now), Chairman and Board member of Association of European Businesses (2016-2023), Chairman of Board JV UralLoko (2018-2022), Board director Siemens Signaling Pte and Pty, Singapore and Australia (2013-2015)

Massimo Bertoldi

Group CTO, GM Italy

  • 49, married, two sons.
  • PhD Material Engineering
  • CTO of SolydEra since 2006
  • 18y expertise in fuel cell and electrolysis technology. Lead the development of SOC-based products from an early stage to a commercial deployment into EU market
  • His ambition is to continue making technology more and more accessible to people

Mar van Sluijs


  • 30+ years international sales career in metal, marine, energy and chemical industries
  • MSc. Industrial Engineering & Management Science, Technical University Eindhoven
  • INSEAD Advanced Management Program, Singapore
  • CSO of SolydEra since 2023
  • 1993-1999: Area Manager Nigeria/General Manager Vietnam at GEMCO Industries based in Nigeria/Vietnam
  • 1999-2006: Regional Sales Director Asia Pacific at DAMEN Shipyards, Netherlands
  • 2006-2017: Managing Director Vietnam/Indonesia/ASEAN, President APAC at VOITH based in Vietnam/Singapore
  • 2017-2019: Regional Director South East Asia at KAEFER based in Singapore
  • 2020-2023: Managing Director & Sales Director at SEMPERIT Group based in Austria

Howard Sutton

Chief Operations Officer

  • Proven COO with over 30 years experience of taking high tech products from R&D to volume production
  • 10 years experience working for large corporations, Thales, Nortel networks.
  • 20 year experience of start ups, VisionTek, Ceres power, G24i, NGB, Qualus, SolydEra
  • Founder of 2 start ups, one successfully grown and sold to US Company
  • Built 8 factories from concept to full production
  • Successfully raised over £30m of funds from venture capital, private equity and government funds.
  • Global experience including setting up and running facilities in Singapore, Italy, UK, Germany, Canada.
  • Technical expertise in precision electro – optics, medical devices, solar cells, waste to energy and fuel cells.

Giovanni De Lorenzi

Group General Counsel

  • Graduated in law at the University of Padova in 2006.
  • Master course on Advanced Studies in European and Transnational Law at the University of Trento in 2006.
  • Italian qualified lawyer since 2010.
  • Business partner attitude: always played in-house roles within different industries, from fashion to engineering, becoming a legal and compliance expert.
  • Enthusiastic about Intellectual Property protection and contractual management.
  • His contribution aims to keep the business compliant with laws and regulation, helping the organization to “make it happen”.
  • His mission is to spread the legal culture within the Group, supporting the Management in the development of a legally and ethically sustainable business.

Mats Christer Pramborn 


Lisa Matzeu 

Global Head of People & Culture 

  • Degree in Work and Organizational Psychology, Specialized Master’s degree in Human Resources  at SDA Bocconi and 24Ore Business School, executive education in Agile HR and HR Project management. 
  • Extensive experience mainly in the industrial sector, in international and national contexts, both in country and global roles. 
  • The common thread that connects all experiences is transforming the People&Culture function into a P&C Strategic Business Partner, through a method approach and, at the same time, sensitivity in understanding the organization in order to customize solutions. 
  • Her motto is ‘The People&Culture function makes things happen. It’s like oil allowing engine gears to turn, where the gears are the business functions and the engine is the whole company’. 
  • She is driven by transparency, integrity, excellence and passion. 

Corporate Governance

SolydEra SpA is committed to apply the highest standards of Corporate Governance. With the growth and the capital market activities, the management and board have set out to implement rules, practices, and processes at the level of a publicly listed company.

This concerns the controls and disclosure, sustainability, environmental and social impacts, risk management, compliance and ethics, and culture under the guiding principles of integrity, accountability, and transparency.