X Energy Exchanges 2026

2024 20252026

X Energy Exchanges 2026 speakers

Alexandros Papageorgiou

CEO @ Enexgroup

Maurizio Mappelli

Head of Sales Power Derivatives @ EEX

Babett Pavlics

CEO @ Keler CCP

Pietro Rabassi

Executive V.P. Western and Central Europe @ Nordpool

George Mourtzios

Global Markets Solutions @ National Bank of Greece

Thanos Cholevas

Head | Global Markets Sales @ National Bank of Greece

Eleni Charisi

Head of Sales & Key Account Management @ Enexgroup

Katerina Sourouni

National Technology Officer @ Microsoft

Yiannis Papamikrouleas

Head of Trading Dept @ DEPA COMMERCIAL S.M.S.A

Giuseppe Vallefuoco

Senior sales manager @ EEX

Eike Arndt

Head of Business Dev. @ emsys VPP & energy & meteo systems

Werner Zwiegelaar

Head of Pre-Sales @ Trayport

Andreas Karameros

Partner | Business Modelling & Corporate Finance Energy Leader @ EY-Parthenon

Insa Antipova

Director, Legal Consulting @ Correggio Consulting

Kyriakos Pantziris

Director, RES & Demand Portfolio Management & Trading @ PPC Group

Petya Ivanova

CEO @ Balkan Gas Hub

Ioannis Mitsios

Senior Manager, Strategy | Energy Sector @ EY-Parthenon

Konstantinos Sklavenitis

Account Executive @ Dexter Energy

Stella Mavrommati

Senior Associate (Energy & Climate Change) @ CMS

Elena Kalogeropoulou

Energy Trader, BD, BESS, Demand Response and PPAs @ Optimus

Martin Georgiev

Chief Operating Officer @ Electrohold Trade

Omar Halasa

CEO & CoFounder @ Sirocco.Energy

Paul Mignot

Founder & CEO @ Withthegrid

Christos Zografos

Wholesale Gas & PPA Manager @ HERON

Fabian Bierdel (*digitally with us)

Senior Manager | Climate Change & Sustainability Services @ EY

Gabriel Lorca Aicardi

Manager, Price Reporting EMEA Electricity Power @ S&P Global

Marco Boninella

VP Solution Engineering @ Volue

Justin Colley

Manager, Electricity & Environmental Markets @ Argus Media

Mustafa Ensari

CEO @ VTC Energy

Marcello Kolax

Managing Director @ Clever Markets

Coming soon

X Energy Exchanges 2026 sponsors

event ambassadors

HEnEx, a Nominated Electricity Market Operator (NEMO) for the Greek Bidding Zone, provides the market place, trading venues and platforms and delivers efficient price formation, for a secure and reliable energy trading in the South-East Europe.

PPC is the leading Powertech Group in Southeastern Europe. At the forefront of the new wave of electrification, the Group plays a pivotal role in Greece’s and the wider region’s digital transition, through strategic investments in energy and technology infrastructure.

With deep functional and sector expertise, paired with innovative AI-powered technology and an investor mindset, we partner with CEOs, boards, private equity and governments every step of the way – enabling you to shape your future with confidence.