X Energy Exchanges 2026 Agenda

08:45 - 09:30
Registration
Badges and gifts then coffee and energy bites along with supported networking
09:30 - 09:35
Welcome Note
X Energy Exchanges Team opens the event!
09:40 - 10:20
Opening Panel Discussion
The Energy CEOs panel
Flight mode

The CEOs of Enexgroup, CROPEX, Nordpool, Keler CCP, Balkan Gas Hub and VTC Energy exchange views on the recent developments for the organized energy markets! What are the dynamics, the new partnerships and how technology changes the landscape! [Moderation by Gabriel Lorca Aicardi from SP Global]

Alexandros Papageorgiou
CEO @ Enexgroup
Ante Mikulic
CEO @ CROPEX
Pietro Rabassi
Executive V.P. Western and Central Europe @ Nordpool
Babett Pavlics
CEO @ Keler CCP
Petya Ivanova
CEO @ Balkan Gas Hub
Mustafa Ensari
CEO @ VTC Energy and Zeros
Gabriel Lorca Aicardi
Manager, Price Reporting EMEA Electricity Power @ S&P Global
10:20 - 11:45
Session A
Power, Gas (LNG) and Carbon Trading Leaders

Top executives from National Bank of Greece, Enexgroup, PPC Group, DEPA COMMERCIAL S.M.S.A, Heron, Brussels Energy Club present their excellence, their expansion plans and their leading position in the energy markets! [Moderation by Justin Colley from Argus Media]

Thanos Cholevas
Head | Global Markets Sales @ National Bank of Greece
Eleni Charisi
Head of Sales & Key Account Management @ Enexgroup
Kyriakos Pantziris
Director, RES & Demand Portfolio Management & Trading @ PPC Group
Yiannis Papamikrouleas
Head of Trading Dept @ DEPA COMMERCIAL S.M.S.A
Christos Zografos
Wholesale Gas & PPA Manager @ HERON
Marat Terterov
Principle Representative @ Brussels Energy Club ASBL
Justin Colley
Manager, Electricity & Environmental Markets @ Argus Media
11:45 - 12:00
Break
Coffee break, energy bites and supported networking

Opportunity for 1-1 meetings at the designated branded stools

12:00 - 13:20
Session B
How technology reshapes the energy trading activity

Top executives from Trayport, EEX, Volue, CorreggioNET, Dexter Energy and Sirocco Energy present their platforms and innovative solutions which transform energy organizations into heavy technology players! [Moderation by Justin Colley from Argus Media]

Werner Zwiegelaar
Head of Pre-Sales @ Trayport
Giuseppe Vallefuoco
Senior sales manager @ EEX
Insa Antipova
Director, Legal Consulting @ Correggio Consulting
Konstantinos Sklavenitis
Account Executive @ Dexter Energy
Marco Boninella
VP Solution Engineering @ Volue
Omar Halasa
CEO & CoFounder @ Sirocco.Energy
Justin Colley
Manager, Electricity & Environmental Markets @ Argus Media
13:20 - 14:25
Lunch Break
Delicious tastes, sweets you cannot resist & fresh fruits along with supported networking by the Sea!

Opportunity for 1-1 meetings at the designated branded stools

14:30 - 14:45
Interview - The 'EnergyTech' intersection
15' Interview with Mrs. Katerina Sourouni, National Technology Officer at Microsoft
Flight mode

Mrs. Sourouni will shed light on the growing synergies between the IT and Energy sectors. As digitalization, data, cybersecurity and AI reshape the way energy companies operate, the discussion will highlight how technology is enabling smarter trading, more efficient operations, and more resilient energy systems. This session will offer valuable insights into how innovation at the intersection of these two industries is driving the next phase of energy market evolution.

Katerina Sourouni
National Technology Officer @ Microsoft
15:00 - 16:30
Flexibility Forum - 'Flexy is sexy'
Top executives shed light on flexibility markets (RES + BESS)

Top executives from EEX, Optimus, EmsysVPP, WithTheGrid, Electrohold Trade, and CMS present their excellence on managing flexible assets and flexible contracts. Q&As and interaction with the audience follows. [Moderation by Gabriel Garcia, SP Global]

Maurizio Mappelli
Head of Sales Southern Europe @ EEX
Elena Kalogeropoulou
Energy Trader, BD, BESS, Demand Response and PPAs @ Optimus
Eike Arndt
Head of Business Dev. @ emsys VPP & energy & meteo systems
Paul Mignot
Founder & CEO @ Withthegrid
Martin Georgiev
Chief Operating Officer @ Electrohold Trade
Stella Mavrommati
Senior Associate (Energy & Climate Change) @ CMS
Gabriel Lorca Aicardi
Manager, Price Reporting EMEA Electricity Power @ S&P Global
16:45 - 18:45
Energy Buyers Course
In person two hours course for energy purchasing negotiations by EY Parthenon Team

• From Price Certainty to Risk Strategy: Rethinking PPAs in Greece’s Volatile Power Market
• Beyond Pay-as-Produced: How Flexible PPA Structures Are Reshaping Offtakers' Decisions
• Risk: Managing Capture Risk and Price Volatility in Solar-Dominated Systems
• Hybrid PPAs and Storage: Unlocking Value and Stability for Corporate Buyers
• Choosing the Right PPA Mix: Aligning Hedging, Flexibility, and Cost in Southern European energy markets

16:45 - 18:45
Technical Analysis Course by Marcello Kolax from Clever Markets!
Technical Analysis Course for Power and Gas Traders

In person, two hours course for power, gas and carbon traders by Marcello Kolax, Managing Director at Clever Markets. More infos here: https://site.clevermarkets.com/athens-masterclass-2026

Marcello Kolax
Managing Director @ Clever Markets
19:00 - 23:00
Networking Pool Party
Supported networking opportunities along with wonderful tastes and moving DJ sets by the Pool