Antonio Haya


“The world is changing. New investors pay particular attention to the energy sector while historical actors adapt their position to the market.”

Professional experience

Antonio started his career in the electricity sector in 1991 working as a member of the staff for the General Manager of Sevillana de Electricidad (Spain). In 1997, he was in charge of the commercial regulation at Endesa Distribution. In 2000, he joined Endesa’s European M&A department. He was appointed CEO of Endesa Power Trading Ltd in 2003. He became Head of Energy Management for SNET, France, in 2004 and was appointed CEO of this company in 2008. In 2009, he held the position of Head of Corporate Development for E.ON France. In 2010, he founded Haya Energy Solutions (HES), an M&A consulting firm based on strong experience and understanding of the industry. From 2015 to 2018, Antonio was Chairman and CEO of 2 French CCGTs (2x410MW), owned by KKR. At the end of 2018, he joined Asterion Industrial Partners, a dedicated infrastructure investment fund, as an Operating Partner.


Antonio graduated from the Escuela Superior de Ingenieros of Seville (Spain) and holds an MBA degree from Deusto University (Spain).


Philippe Lamboley

Gaz Expert

“Natural gas will play a central role in a low-carbon economy: with the advent of power-to-gas and biogas, it will evolve from being a fossil energy to become a green energy. And it presents an indispensable advantage to facilitate the emergence of renewable, but intermittent energy sources such as wind or photovoltaic: it is storable, in already existing infrastructures!”

Professional experience

Philippe has spent his entire career in the energy industry, first at TOTAL, from 1979 to 2001, and then at E.ON. At TOTAL, his experience covered upstream activities (oil & gas exploration) as well as downstream activities in the gas and power sectors. He led the successful negotiation and start of construction of the Taweelah A2 1350 MW gas-fired power and water desalination plant in Abu Dhabi, U.A.E. After joining E.ON, he successfully developed the French retail gas business of E.ON Ruhrgas before becoming Director of Sales for both gas and power at E.ON France. Philippe is an HES expert since 2012.


Philippe holds an engineering degree from the Ecole Polytechnique (Paris, class of 1976) and an MBA from Berkeley University (California, USA, class of 1983.


Philippe Boulanger

Electricity Expert

“Decarbonization of the Energy and Transport sectors is arguably today’s main economic driver for the industry.”

Professional experience

His career started in civil engineering as a Project Manager in France, Martinique and Australia. Afterwards, he became the General Manager of a subsidiary in Venezuela. In 1992, he established Dalkia in Germany (district heating, cogeneration, and partnerships) and represented Véolia in Thailand. In 2000, he opened the commercial office of Endesa in France to take advantage of the liberalized retail market. From 2006, as a development Manager at Endesa France, he led Endesa’s plan for Combined Cycle generation in France and developed the wind and PV portfolio of Snet at the same time. Philippe Boulanger worked for 3 years at E.ON’s headquarters coordinating the company´s activities in France. He was strongly involved in the French hydro concession renewal project. As a Senior Vice President – Project Director at Solvay Energy Services from April 2012 to February 2014 he was in charge of the H2/Power to gas and European direct market access deployment projects. Philippe has been an HES expert since 2014.


Philippe Boulanger holds engineering degrees from both Ecole Polytechnique and Ecole Nationale des Ponts & Chaussées (France) and possesses a combined experience of more than 25 years in energy and infrastructure. Beside English, Mr. Boulanger is fluent in French, German & Spanish.


Jean-Charles Bissié

Portfolio Management Expert

“The complexity and radical changes in the energy world make inventing simple, appropriate, comprehensive and flexible solutions a vital requirement”

Professional experience

Jean-Charles has worked for fourteen years in the energy industry, with ENDESA and E.ON. His experience ranges from retail activities to trading and mid- and front office activities. He started his career as responsible for pricing and portfolio management of end-customers’ portfolio at Endesa France. Later, he joined the generation portfolio team, focusing on coal portfolio and setting up long-term contracts of virtual power plant. When joining E.ON, he was in charge of setting up group risk reports for the company´s French subsidiary. He then joined E.ON’s trading entity in Düsseldorf (Germany) as a portfolio analyst for nuclear, gas, coal and fuel-oil assets in Germany, France, Belgium and the Netherlands. Currently, Jean-Charles is an independent consultant approved for HES.


Jean-Charles holds engineering degrees from both the Institut National Polytechnique of Lorraine (2002) and the Université Technologique of Luleå, in Sweeden (2001).


Manuel López

Thermic Production Expert

“Power produce low cost is not enough. It is more important than ever before to produce better results in maximizing its value” 

Professional experience

Manolo López graduated from the Escuela Superior de Ingenieros de Barcelona (1971) and holds an MBA degree (1991). He has focused his professional career on the thermal power generation sector by holding several positions in the construction, operation and management of power plants in different countries. He started his career in 1972 at the Besos power plant (Spain). Since 1976, he participated in the construction and operation of the Foix power plant (Spain). In 1981, he was responsible for Maintenance Operations, to later become the Director of the plant in 1988. From 1987 to 1997, he was a member of the Executive Committee of the Termicas del Besos Company. From 1998 to 2002, he was Head of Production of 5 plants (2,150 MW). In 2002, he arrived in France and worked as a Production Manager at Snet (5 power plants, 2,500 MW), for which he led several projects in coal-fired plants pollution, automation and processing biomass plant of Bialistok (Poland), and participated in the development of 4 CCGT units to be built in France. In 2008, he was appointed CEO of Endesa Hellas, where he was involved in the construction and operation of the Viotia 400MW CCGT (Greece). From 2012 to 2018, Manolo participated in the preparation of a number of Technical Due Dilligiences (Alpiq, Coriance, etc) and, more specifically, those related to Toul and Pont-sur-Sambre CCGTs (CELEST), power plants for which he also coordinated Operations and Maintenance since 2015. Manolo has worked as an independent consultant for HES since 2012. He was CEO of Endesa Hellas (Greece) between 2008 and 2010.


Manuel Lopez graduated from the Escuela Superior de Ingenieros de Barcelona (1971) and holds an MBA degree (1991).


Michaela Sternhagen

Power and Gas Markets Consultant

“With Energy Transition making us look at the current European Energy Market from a different perspective, ie. seeking an adequate balance between fossile and renewable sources while ensuring security of supply at the same time, new opportunities arise for potential new investors”  

Professional experience

Michaela started her career in the Electricity Sector in 1998 working in the Continental Power Settlements Department at Enron Europe in London. In February 2000, she joined Sempra Energy Europe, where she worked as a Junior Trader for the Spanish Electricity Market and assisted in the set-up of electricity and gas operations of the Madrid office. She then joined Endesa Trading in 2002, first as a Pre-Adhesion Advisor for the Hungarian Energy Office in Budapest, under the scope of the EU Phare Programme, and afterwards as Head of Energy Movements, namely for France and Germany, at Endesa´s Headquarters in Madrid. She has since carried out analysis of the Iberian Electricity Market Legal Framework for European Trading companies. At present, Michaela is an independent consultant approved for HES.


Michaela holds a Business Management degree from the Business Management School of Cádiz (1991).


Manuel Domínguez

Senior Consultant
Professional experience

Manuel graduated from the Escuela Superior de Ingenieros of Seville (Spain) and has broad international experience in the Energy Sector in a number of fields such as Construction, Operation and Maintenance, Asset Optimization and Project Management. Manuel started his career at ABENGOA (Spain), where he was involved in several international construction projects (U.K. and Chile). He moved to France in 2016 and joined CELEST (KKR ownership) as an Operation and Maintenance Engineer for its two 420MW CCGT plants, managing in the meantime some asset improvement projects as well. At present, Manuel is a Senior Consultant at HES for Production Projects.


Manuel graduated from the Escuela Superior de Ingenieros of Seville (Spain).


Peter Abdo

Consultant and Project Coordinator
Professional experience

Peter holds a Bachelor´s Degree in Political Science from the University of Montpellier, as well as a Master´s Degree in Governance of International Development Organizations from the University of Grenoble-Alpes, with a special focus on Commodities Management, Sustainable Development Public Policy, Climate Change regulation and Solar Energy Cooperation. In addition, he attended a year at the University of Granada. Peter gained experience in the international, public and humanitarian sectors, both in NGOs, such as the National Egyptian Development Association, and at the United Nations’ Peace Keeping Operations Department in Geneva. He joined HES as a Junior Consultant and a Project Coordinator in 2018.


Peter holds a Bachelor’s Degree in Political Science from the University of Montpellier and a Master’s Degree in International Governance from the University of Grenoble.


Ibrahima Baldé

Analysis and Modeling Consultant
Professional experience

Ibrahima holds a master’s degree in Economics and Energy Law from the University of Montpellier focused on the energy markets and their regulations. He also holds a master’s degree in management from IAE de Bordeaux where he studied business strategy and project management. Through a professional experience gained at Enedis and various projects, he was able to deepen his competences in econometrics and statistical modeling.


Ibrahima holds a Bachelor’s Degree in Energy Market and regulation from the University of Montpellier and a MBA from the IAE in Bordeaux.