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HES Experts

At Haya Energy Solutions (HES), we have a team not only of energy consultants but also of highly qualified experts, whose combined experience exceeds 20 years in the energy sector.

We believe in the power of knowledge and the importance of sharing it. Our mission is to provide comprehensive and customised solutions for large energy consumers and producers, helping them to optimise their consumption and achieve their business objectives in an increasingly complex and changing energy environment. We are a team of experts committed to the energy of the future and its key role in the transformation to a more efficient world. Through our 360° vision and analysis of market trends, we anticipate industry changes and develop innovative solutions that generate significant improvements in efficient and responsible energy production.

We are committed to providing expert advice based on our deep industry knowledge, ensuring efficiency, sustainability and cost-effectiveness in energy management.

HES Team

HES_Antonio_Haya

Antonio Haya

President

Manu Domínguez

Manuel Domínguez León

CEO

Paloma Hepburn

Paloma Hepburn Jiménez

Consultant

Haya Energy-2

Cheyenne Rueda Lagasse

Consultant

Céline Sauvage

Céline
Haya Sauvage

Head of Marketing & Business Development

Guillermo LLanos Macías - HES

Guillermo Llanos Macías

Consultant

HES_Photos_ThU_colors_20241029

Thibault Uhl

Consultant

Haya Energy-12

Irene Sánchez-Haro Montero

Digital marketing manager

Haya Energy-6

Diego Marroquín

Junior Consultant

HES_Photos_PGR_colors_20241030

Pablo Gandullo Romero

Consultant

Haya Energy-14

Lourdes Granados Mesa

Senior Consultant

HES experts

HES-Philippe-Boulanger

Philippe Boulanger

Electricity Expert

HES-Philippe-Lamboley

Philippe Lamboley

Gaz Expert

HES-Manolo-López

Manuel López

Thermic Production Expert

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HES relies on a network of experts specialised in various branches of the energy sector, allowing us to use the best of expertise to provide you with Integral and complete solutions for your energy challenges.

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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 the General Manager’s team at Sevillana de Electricidad (Spain). In 1997, he was appointed head of commercial regulation at Endesa Distribución. In 2000, he joined the mergers and acquisitions (M&A) department of Endesa Europe. He was appointed Managing Director of Endesa Power Trading Ltd (UK) in 2003. A year later, he became responsible for energy management at SNET (France). In 2008, he was appointed Managing Director of SNET (France). In 2009, he became Director of Corporate Development at E.ON France. In 2011, he founded Haya Energy Solutions (HES), a consulting firm focused on optimising the energy management of consumers, producers and retailers of gas and electricity. From 2015 to 2018, Antonio combined the consulting activity at HES with the general management of 2 production facilities in France (2 CCGTs x 410MW), owned by KKR. At the end of 2018, he joined Asterion Industrial Partners, an infrastructure investment fund, as an operating partner. Antonio currently devotes most of his efforts to the Asterion Portfolio, while advising through HES companies in the energy sector in France, Italy, Germany, UK and Spain. 

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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Education and Career

Manuel has been serving as CEO of Haya Energy Solutions (HES) since March 2024, leveraging a decade of robust international experience within the Energy sector. His expertise spans various domains including M&A, Asset Optimization, O&M, and Engineering. Joining HES in 2019, Manuel has effectively managed numerous M&A projects, notably facilitating the acquisition of significant entities such as a leading power utility in Italy, a renewable energy development company in France, and a major energy utility in Germany. His comprehensive approach comprises technical, commercial, regulatory, and strategic dimensions. Additionally, he has adeptly guided both consumer and producer clients in optimizing their energy strategies, achieving cost reduction and revenue enhancement while prioritizing environmental considerations. In 2021, Manuel took the lead in the expansion of HES into Spain, assuming leadership of the Seville office from inception to the establishment of a sound client portfolio and the development of a high-performing team. 

Prior to his tenure at HES, Manuel started his career after graduating from the Escuela Superior de Ingenieros of Seville (Spain) by contributing to several international construction projects with ABENGOA in Spain, the U.K., and Chile. Subsequently, he transitioned to CELEST under KKR ownership in France in 2016, where he managed operations and maintenance for two 420MW CCGT plants. 

Manuel Domínguez

CEO

Manu Domínguez
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Professional experience

In 2018, Paloma started working at HES as a trainee, where she gained some experience in the energy sector by participating in various projects related with the electricity, gas and emissions markets, and monitoring the operation of a District Heating facility and 2 CCGTs. Paloma moved back to Spain in 2019 and joined Elmya, S.A, where she spent more than two years in the PV sector as an Operations and Maintenance engineer. While in charge of a technical team, her responsibilities also included resolution of incidents, planning of corrective and preventive maintenance, analysis and monitoring of KPIs via SCADA, and a continuous collaboration with clients to manage the maintenance of their production facilities (a total of 300MW in solar sites spread across the UK, Spain and Portugal). In 2021, Paloma joined HES again as a Consultant where she continued to participate in value capture projects through renewable energy installations and specialized in energy markets in Spain, providing energy procurement, billing and management strategies for consumers across the country. 

Education

Paloma graduated in Industrial Engineering with a special focus in energy at the Escuela Superior de Ingenieros de Sevilla (Spain), she completed her Master degree in Seville (2016-2017) and l´École Centrale de Nantes (2017-2019).  

Paloma Hepburn

Consultant

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Professional experience

Cheyenne began his career as a technical product sales engineer in the industrial sector, where he distributed materials for manufacturers in the aeronautical, maritime, and automotive industries. He was also involved in modernizing irrigation systems by analyzing consumption loads and developing software to optimize reduction and achieve optimal levels.

In June 2023, Cheyenne joined the HES team as a Junior Consultant specializing in optimizing clients’ energy consumption. He has been involved in important M&A operations with successful outcomes. He is responsible for technical aspects concerning the operation and management of CCGT, to optimize plant usage and prevent technical adversities. Other responsibilities include long-term projects, such as development and digitalization of the company’s procedures and tools, as part of our important compromise with clients, and modeling of energy price curves and optimization scenarios to determine the most effective strategies as AD-HOC. Additionally, he plays an active role in the social development network in Spain, participating in the prospect procedure with new clients.

Education

He graduated in agronomy from the Escuela Técnica Superior de Ingenieros and the University of Cordoba (Spain – 2022), and completed his studies with a master’s degree in Ecosystem Data Analysis and Modelling at the University of Göttingen (Germany – 2022).

Cheyenne Rueda

Consultant

Haya Energy-2
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Profesional Experience

Céline joined Haya Energy Solutions in November 2021 as marketing and administration manager. She had a first professional experience in the tourism sector as a social media manager. At HES, her activities are focused on the development of the company’s visibility at European level through: commercial actions, content marketing and development of brand strategy. Céline is also involved in the management of the company’s communication: optimisation of the website (WordPress & Elementor), LinkedIn, publication of the monthly newsletter and the organisation of conferences. Céline participates in energy projects with the clients and acts as coordinator and project manager. Finally, she is in charge of administration (accounting, expenses management, invoicing).   

Education

Céline graduated in Spanish and English Philology at La Sorbonne (France – 2018) and holds a Master’s degree in Project Management and Cultural Tourism (Clermont-Ferrand/ Buenos Aires – 2021). 

Céline Haya Sauvage

Marketing Responsible

Céline Sauvage
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Profesional Experience & Education

Guillermo graduated in Industrial Technologies Engineering at the University of Seville (Spain – 2021). During his internship he joined HES to develop his knowledge of the energy market and focus his Final Degree Project on the French capacity mechanism. Guillermo then completed his master’s studies in Industrial Engineering at the University of Seville with an exchange at l’École Polytechnique de Lyon (France – 2022) and again completed his internship (this time for his Master’s degree) at HES. Guillermo joined HES with a native level of Spanish and high-fluent English, and since his arrival at HES he has managed to add French to this repertoire. In August 2023, Guillermo officially joined HES as a junior consultant specialised in modelling and optimisation of power generation assets in France and Spain. 

Guillermo Llanos Macías

Consultant

Guillermo LLanos Macías - HES
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Professional experience

Thibault obtained a Master’s degree in Financial Engineering from EDHEC Business School in France in 2023, having first completed preparatory classes in mathematics and physics. During his studies, he interned at Deutsche Börse in Frankfurt, contributing to the development of new fixed income benchmarks that the company later marketed. In 2022, he joined Société Générale CIB in Paris as an intern, assisting in the implementation of equity sector allocation recommendations for investment professionals. There, he collaborated closely with the Invest Without Carbon team on projects, including research on a newly launched nuclear stock index.
For his end-of-study internship, Thibault moved to Geneva to work with Pictet, supporting the research team in designing investment recommendations for family offices and the trading floor. His work primarily focused on quantitative strategies based on macroeconomic and commodities forecasts. In 2024, he began his role as a junior consultant at HES.

Thibault Uhl

Consultant

HES_Photos_ThU_colors_20241029
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Professional experience

Irene worked as a Community Manager at SJ Proline and as a Social Media Strategist at Jumpers, both were communication agencies. Currently, Irene is an intern at HES in the Marketing department combining her previous knowledge to participate in communication strategy and content marketing assignments for the energy sector.

Education

Irene graduated in Advertising and Public Relations with a specialization in Digital Communication from the EUSA University Center (Seville – 2023). During her studies, she stood out with a distinction in her Final Degree Project, focused on the metaverse as a new space for branding and advertising strategies. This project revealed her deep understanding of the digital world and her ability to identify emerging trends.

Irene Sánchez-Haro Montero

Marketing responsible

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Profesional Experience & Education

Diego graduated in Political Economy at King’s College University (London – 2021). He started his professional career in a family business in Madrid as an operations manager. Diego then studied a Master in Management and Master in Computer Science at IE University (Madrid – 2022), during which he participated as an Information Technology (IT) intern in a startup. In May 2023, Diego joined the HES team as an intern specialised in programming models. In his first project, he developed a software tool for modelling the unavailability of the French nuclear fleet. Afterwards, Diego has also participated in the development of new software tools for modelling price curves, generation asset performance and other topics related to the energy market. 

Diego Marroquin

Junior Consultant

Haya Energy-6
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Profesional Experience

Pablo began his professional career at FI Group as a Technical Consultant in the technical-economic management of R&D&I projects, where he was responsible for processing and justifying tax benefits associated with innovative projects. In 2019, he joined Eurocontrol as an Energy Consultant, which allowed him to broaden his expertise in the energy sector. During this period, he conducted energy audits across industrial, commercial and residential sectors, and performed energy certifications for large facilities, including hotels and shopping centers. In October 2024, Pablo joined the HES team as a Junior Consultant.

Education

Pablo studied Industrial Chemical Engineering at the Escuela Politecnica Superior de Sevilla (2015-2019). After that, he completed his studies with master’s degree in industrial engineering at Escuela Tecnica Superior de Ingenieros de Sevilla (2019-2021).

Pablo Gandullo Romero

Consultant

HES_Photos_PGR_colors_20241030
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Professional experience

In 2011, Lourdes started her professional career at the Energy and Environmental Transition research centre Nobatek (in Bordeaux – France) where she was involved in projects related with sustainable construction. In 2012, she joined Haya Energy Solutions where she participated in M&A projects, electricity purchase and sale strategy projects and worked as a market operator for short and medium-term for two CCGTs. In 2018, she joined the French railway company SNCF as Portfolio Manager managing an electricity portfolio of 6 TWh (strategy definition, pricings and market operations). She was part of the negotiation team for PPAs, EFETS and other power purchase agreements. In 2020, she worked as Project Manager and Product Owner of the new IT management system (ETRM). In 2022, Lourdes was appointed deputy director of Operations and Development. In 2024, Lourdes rejoined HES as Senior Consultant.

Education

Lourdes studied Industrial Engineering at the Escuela Técnica Superior de Ingenieros de Sevilla (Spain) and completed her studies with a programme in international business, finance and culture with l’Ecole des Arts et Metiers and l’INSEEC Business School (France – 2010).

Lourdes Granados

Senior Consultant

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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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“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!”

Profesional 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.

Education

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 Lamboley

Gas Expert

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

Profesional Experience

Manolo 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 Térmicas 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.

Education

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

Manuel López

Thermic Production Expert

HES-Manolo-López
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