GDES (Grupo Dominguis Energy Services) is an international business group based in Spain with more than 90 years of experience in the provision of industrial services for the energy sector. It is a leader in support services for operations, maintenance and decommissioning, surface treatment, circular economy & logistics, energy efficiency and digital transformation for sectors as diverse as nuclear, wind power, solar photovoltaic, metallurgy and many others.

Its degree of diversification positions the group as one of the companies with the most promising outlook in the energy market (nuclear, fossil and renewable, petrochemical and gas).

GDES, founded in 1932, currently has a workforce of more tan 1000 professionals worldwide. This is a highly qualified customer-orientated team that provides added value solutions adapted to the specific needs of each project.

With its strong commitment to research, development and innovation, GDES has established itself as a pioneering company in technological developments adapted to specific projects and needs with the aim of extending its operational field, strengthening continuous improvement and maintaining its support to clients whenever new needs arise.

GDES performs surface treatment work for important national and international customers in the nuclear, petrochemical and industrial sectors through the GDES Revanti brand.
The GDES Radiological Protection Technical Unit (UTPR) offers its customers complete technical and legal support from the outset when the potential customer is considering the use of radiation. The GDES UTPR has over 30 years’ experience in the sector, acting in all radiation application fields. This places it as one of the most prestigious Radiation Protection Units in the country.
GDES has been undertaking industrial cleaning and radiological decontamination services since its creation in 1977, with the aim of being able to handle materials by reducing the risk of contamination dispersion, the radiological cost of operations with affected materials, the volume of radioactive waste, and confining contamination. Outstanding among GDES’s specialist services are those of radioactive decontamination and maintenance, an activity that is undertaken in France, UK and Mexico as well as Spain.
GDES performs thermal protection services in national and international customer in nuclear sector including research and engineering megaproject like ITER.