José Carpena García

Efficiency and Photovoltaic  B.U.

Engineering Director of the Efficiency and Photovoltaic Business Unit

José Carpena García is an Industrial Engineer specialising in Industrial Installations and Construction from the Polytechnic University of Valencia. José has more than 20 years of experience in the Multidisciplinary Engineering sector for the conception, design, execution, direction and management of works and projects in all types of installations (mechanical, energy, air conditioning or telecommunications) and different sectors (industrial, residential, hotel, commercial and administrative).

He has experience in international projects as head of Organisation, Production, Purchasing, Studies and Technical Director. Currently, José holds the position of Engineering Director of the GDES Efficiency and Photovoltaic Business Unit; a unit that works under the GDES Efficiency brand and offers its clients a 360º model of services for the search for energy efficiency with short, medium and long term goals.

Iván Maqueda Iglesias

Surface Treatment B.U.

Surface Treatment B.U. Director

A Chemical Engineer from Rey Juan Carlos University with an MBA from EUDE Business School, he is a specialist in surface treatments, coatings and radioactive installations. He joined GDES Revanti as Project Manager in international operations for Nuclear Power Plants, Petrochemical Plants, Chemical Plants and Combined Cycle Plants in 2007.

In 2012, he took an active part in the International expansion of GD Energy Services (GDES) as Business Development Manager and since 2016 he has held the position of Surface Treatment Services Deputy Director. He later occupied in 2011 the positions of  Surface Treatment B.U. Director at GDES.

Patrice Guerra

Surface Treatment B.U.

Surface Treatment B.U. Director

Patrice GUERRA studied engineering at INSA – Toulouse, specialising in process engineering.

Patrice has been working for GD Energy Services since 2006 when he joined the French chemical cleaning subsidiary SOLARCA France as a Project Engineer. In 2007, he joined LAINSA France when it was created and took the position of Technical Manager of the French subsidiary specialising in nuclear services. Within LAINSA France and then GDES France, he participated in the development of all the Maintenance and Surface Treatment activities as Director of the Coatings and Maintenance Services BUs, participating actively in the EXTRADOS project that GDES France won in 2015. In 2020, he was appointed Director of Development for GDES France and in 2022, he was appointed Director of Surface Treatment in France (GDES Revanti SAS).

Oihana Mendizabal Aguete

U.N. Transformación Digital y Negocio 4.0 

Director of Digital Transformation and Business 4.0

Oihana holds a degree in Industrial Engineering from Tecnun, the School of Engineering of San Sebastián, University of Navarra.

Her passion for industrial organization led her to work as a consultant during the early years of her professional career, implementing and leading industrial process improvement projects in companies such as EROSKI S.Coop. and FAGOR Arrasate S.Coop.

In 2014, Oihana joined the NEM Solutions team, a technology-based company focused on predictive maintenance solutions for the railway and renewable energy sectors, where she led various international projects.

Since 2025, Oihana has been the Director of the Digital Transformation and Business 4.0.

 

Sandra Sáez Tomás

Corporate Coordination

General Manager

Sandra Sáez has a Degree in Economics from the University of Valencia, specializing in the private and international sectors. Among the many postgraduate programs she has undertaken are: the Program of Financial Management at the Foundation for Stock Market and Financial Studies and the Program of Executive Development (PDD) at IESE.

Sandra Sáez started her professional career in the Audit department of Arthur Andersen and later acquired wide experience in the Management Control departments of multinational companies. In 2019 she was appointed Director of Economic and Systems  and since 2024 she is General Manager of GD Energy Services (GDES).

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