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Executive Committee

The Institute's current executive committee, (whose term ends in June 2015), is as follows:

  • Chairman, Mr. John Chatzivassiliadis
  • Deputy-Chairman, Mr. Costis Stambolis
  • General Secretary, Mr. Gus Papamichalopoulos
  • Member, Mr. Thomas Lamnides
  • Member, Mr. Alexandros Vrachnos
  • Member, Mr. Constantinos Theofylaktos
  • Member, Mr. Dionysios Xenos
  • Ex Officio Member, Prof. Pantelis Kapros

The Institute's Executive Director for the above period is Mr. Costis Stambolis.

John Chatzivassiliadis is a founding member of  IENE and is the Institute’s current chairman, since June 2013. He has been elected to the Executive Committee since the foundation of IENE in 2003. He was as IENE’s General Secretary from 2007 until 2013. John is a mechanical-electrical engineer, a graduate of NTUA and for many years worked in PPC in charge of Renewable Energy Sources. John Chatzivasiliadis is an RES pioneer having designed and installed Europe’s first wind farm and PV station on the Island of Kythnos.


Costis Stambolis is IENE’s Deputy Chairman and its Executive Director with a background in Architecture and solar building design and energy policy. He is a founding member of the IENE and was the Institute’s first chairman from 2003 until 2007. He has published several papers and has edited conference proceedings and energy related books. He coordinated and edited IENE’s major regional study, the "SE Europe’s Energy Outlook”, published in 2011.


Gus Papamichalopoulos is IENE’s Secretary General since June 2013. He is a lawyer and senior partner in one of Greece’s largest legal practices, the Kyriakides - Georgopoulos, law firm. Gus heads the Energy, Infrastructure and Utilities Practice Group. His main area of expertise is on the energy industry and he has been involved in the liberalization of the Greek electricity market and gas market. Due to the complexity of the issues associated with the electricity market regulations he advises on major regulatory issues of the electricity, natural gas and RES market.


Thomas Lamnidis is a lawyer and senior partner of the Athens based KLC Law firm, one of Greece’s major law offices. He has more than 20 years professional experience dealing with institutional issues in oil and gas in Eurasia and SE Europe. Thomas Lamnidis participated as project director and legal expert in several EU financed technical assistance projects in energy, investment and transportation.


Alexandros Vrachnos is a chemical engineer with a B.Sc from Worcester Polytechnic Institute (WPI) and has also an M.Sc in Metallurgical Engineer from MIT. With more than 35 years experience in industry Alexander has a strong interest in energy matters related to transport and the environment. Alexander was a key contributor to IENE’s seminal study on "SE Europe’s Energy Outlook” (2011).


Constantinos Theofylaktos is a USA trained Mechanical Engineer with an MSc from the University of Evansville, Indianna, and has 25 years experience in the energy sector. Constantiinos’s special interests includes cogeneration and RES and was for many years chairman of Greece’s Cogeneration Association and also member of the executive council of COGEN Europe. Until recently he was chairman and CEO of the Athens based Centre of Renewable Energy Sources (CRES).


Dionysis Xenos who is founding memberof IENE and holds a Ph. D. in chemical engineering and has considerable experience in industry. He was CEO of the Hellenic Aerospace Industry and also of the Attica Municipal Water and West Treatment Co. His particular interests focus on local authority energy management systems including energy efficiency and RES applications.

Pantelis Kapros (Prof) is an ex officio member of IENE’s Executive Committee as he heads the Institute’s Scientific Council. Prof. Kapros has a long and distinguished career as an energy economist heading the E3MLab at the Technical University of Athens (NTUA). He has been adviser to the Energy Commission in Brussels for many years on a variety of energy issues including energy forecasting. He was also Greece’s first Energy Regulator from 1999 – 2004.

IENE EVENTS 22nd National Energy Conference "Energy & Development 2017"


COOPERATING ORGANISATIONS IEA WEC Energy Community BBSPA EPG AERS ROEC BPIE RCEN Geothermal Finance and Awareness in European Regions