STX Group Appoints Marijn van Diessen as New CEO

AMSTERDAM (March 18, 2024)

STX Group, a global leader in environmental commodities trading and climate solutions, today announces the appointment of Marijn van Diessen as the Chief Executive Officer.
Since joining STX Group in 2022, Marijn van Diessen has served as the Group’s Chief Commercial Officer and as member of the STX Group Executive Team. He is responsible for all front office activities within the Group worldwide, including Strive by STX and he is currently also the Chairman of the Board of Directors at Vertis.

Marijn van Diessen

Prior to joining STX Group, Marijn was with McKinsey and Co. where he was a partner in the company’s energy practice. He started his career at Goldman Sachs where he worked as a trader in London.
“The Group has evolved in many ways over the last few years. Today, we are a global environmental commodity player present across four continents, focusing on providing liquidity in wholesale markets, decarbonization services to corporates and structured financing and off-take solutions to decarbonization projects. STX is a truly special company, with ambitious and experienced professionals that have since 2005 been building the company we are today. Our setup makes us very well positioned in the rapidly growing environmental finance industry allowing us to play an exciting role in the acceleration of the energy transition. I’m very proud of the wider team and what we have already achieved together, but there is a lot more to be done. In my new role as CEO, I remain fully committed to developing STX further and look forward to continuing the journey,” says Marijn van Diessen.

Chris Mahoney

STX also announced the appointment of Chris Mahoney as a Non-Executive member of the Board of Directors. Mahoney is a commodity trading veteran with nearly 40 years of experience at Cargill and Glencore/Viterra, where he led the global agricultural commodity trading arm. Since 2021, Mahoney is Chairman of ED&F Man.
“STX is a rapidly growing company in an exciting and important part of the commodity trading industry. I’m looking forward to working with Marijn, the rest of the Executive Team and Board of Directors to help build a true environmental commodity trading leader,” says Chris Mahoney.

STX Group

STX Group is a leading environmental commodities trader with nearly 500 professionals worldwide in its 13 offices. The group is active in a broad range of environmental commodities such as Energy Efficiency, Biofuels, Biomethane, Renewable Natural Gas, Renewable Energy Certificates, ETS as well as wide climate solutions offering with over EUR 250 million in group equity. In the last 12 months, STX and Vertis traded almost 300 TWh of renewable energy, 4 TWh of Biomethane and more than 30mln EUAs, serving more than 7,000 corporate customers globally.
“Over the last two years Marijn has played an instrumental role in setting the strategic direction for STX and Vertis, building the business and overseeing the broader professionalization of our organizations. I’m confident that with Marijn as the new CEO and Chris Mahoney joining our Board of Directors, we have a great setup for the next phase of our growth journey,” says Tim van der Noordt, founder and shareholder of STX Group.