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  • Our services

Integral solutions for energy

HES’ experts master four main strategic know-how areas – management, technical, regulation & Energy markets – for Gas, Electricity & District Heating. This allows HES to provide you with integral and complete solutions for your challenges.

Management experience

Experts with a track record in high management positions.

Technical expertise

With our team’s' broad technical expertise, we are in a position to understand the issues at stake and provide tailor-made solutions.

Regulation knowledge

With specialised experts gathering a deep knowledge of regulation, we are able to closely monitor changes in regulation and anticipate their consequences.

Energy markets insights

Energy Markets Insights: We have a deep knowledge of the European Energy markets and closely follow their evolution, which enables us to advise our clients in the best possible way.

Our services

Assets Value
Optimization

Energy purchase
optimization

Market view

Regulatory
advice

Investment advice

M&A Advice

Management Advice

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Always pleased to hear from you

Assets Value Optimization

  • Strategy definition for energy, capacity & flexibility markets
  • Market exposure & risk management
  • Investment assessment (CAPEX, DCF, profitability)
  • Market access definition & implementation
  • PPA contracts & parametrization
  • Assets behaviour modelling
  • Operation optimization
  • Gross margin reporting definition & follow-up
  • O&M advisory services

Energy Purchase Optimization

  • Strategy definition for energy & capacity markets
  • Strategy execution in energy market context
  • Market exposure & risk management
  • Market access definition & implementation (PPAs)
  • Gross margin reporting definition, set-up & follow-up

Market View

  • Wholesale energy market view
  • Market interaction advisory services
  • Market risk policy definition
  • Commodities future prices
  • Capacity market view & auctions strategy

Regulatory Advice

  • Regulatory strategy definition
  • Regulatory risk positioning
  • Regulation analysis & follow-up
  • Lobbying advisory services
  • Participation in Public consultations
  • Task forces - HES as Client representative

Investment Advice

  • Definition of investment strategy
  • Technical advice on investments
  • Investment assessment (CAPEX, DCF, profitability)

M&A Advice

  • Due Dilligences advisory services (Strategic, Regulatory, Commercial and Technical)
  • Agreements negotiation
  • Investment opportunities screening

Management Advice

  • Strategy definition
  • Risk management
  • Support in organisation restructuring
  • Budget definition & control procedures
  • Contractual framework negotiation & review
  • Post-acquisition management

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Each month, one of our experts publishes an article describing his view on a specific topic of the constant changes taking place in the energy market, with special focus on the French market.

Profesional Experience

Céline, a young and dynamic person, had a first experience in the tourism sector as a community manager at Loups du Gévaudan, in Lozère. She joined HES team in November 2021 to diversify her knowledge: learning about the energy sector, specialising in marketing strategies in order to improve the company’s customer relations and, at the same time, developing her skills in coordination and project management.

Education

Céline graduated in Spanish and English Language, Literature and Civilisation at La Sorbonne IV (2018). She also holds a master’s degree II in cultural projects and establishments management, with a special focus on international tourism. She also studied abroad at the University of London (England) and Universidad de Morón (Argentina).

Céline Haya Sauvage

Marketing Responsible

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

Profesional 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.

Education

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

Philippe Boulanger

Electricity Expert

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

Profesional Experience

Antonio started his career in the electricity sector in 1991 working as a member of 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 2011, he founded Haya Energy Solutions (HES), a consulting firm which assists companies in optimizing their value chain: from strategy definition to day-to-day operations, based on a strong experience and understanding of the energy 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.

Education

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

Antonio Haya

CEO

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