Xynteo adds Erik Darner to partner team in London office

16 June 2025 Consultancy.uk

Erik Darner joins Xynteo with the remit to lead its Investments & Transactions practice worldwide, and help the consulting firm expand its offerings across energy transition and infrastructure, decarbonisation and low-carbon solutions.

On his appointment, Darner said: “I am thrilled to join Xynteo at such an exciting and critical juncture in the firm’s development. Xynteo’s mission to accelerate sustainable impact and value creation aligns with my passion for accelerating the energy transition and creating scalable, affordable and sustainable energy solutions that deliver long-term financial returns.”

Headquartered in London, with further offices in Mumbai and Gurugram (India), Xynteo provides expert-led sustainability and energy transition services to organisations and investors. The firm has around 100 staff.

Darner brings over 15 years of leadership experience across the energy value chain with a focus on investing in energy infrastructure, scaling low-carbon solutions, energy security, energy transition, and industrial decarbonisation. His experience and expertise span across strategy development, transactions and major capital decisions, having advised on over $150 billion of transactions and capital raises. 

Most recently serving as Managing Director of the Energy Transition Advisory practice at S&P Global, with responsibility for the EMEA region, Darner previously held lead roles at IHS Markit and IHS CERA, where he built and expanded energy strategy & transactions advisory practices across Asia Pacific and Europe. 

“We are excited to welcome Erik to Xynteo,” said CEO Rasmus Lundsgaard Nielsen. “Erik’s wealth of experience in strategy development and transactions in energy and low carbon solutions, along with his strong leadership in driving growth and delivering strategic solutions, will be a tremendous asset as we continue to evolve and accelerate the positive impact we bring to our clients.”

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