
Nortegas is a leading company in the energy sector and is known for its commitment to innovation and sustainability. Nortegas – with a strong presence in the natural gas distribution market – has positioned itself as a benchmark in the energy transition, with special emphasis on the development and implementation of solutions based on renewable gases.
The company continually invests in research and development to promote the use of renewable gases such as biogas, hydrogen and other gases from renewable sources. Nortegas, through its research and development unit, is working on improving the necessary infrastructures and technologies for these new fuels to be integrated into its distribution network, while always looking for innovative solutions that contribute to the decarbonisation of the energy sector.
As part of its goal to lead the transition to cleaner energy, Nortegas is also involved in cutting-edge projects researching new ways to produce, store and distribute renewable gases efficiently. The company focuses on long-term value creation, working with different entities and stakeholders in the sector to promote sustainability and the advancement of clean energy technologies.
Thanks to its strong focus on R+D, Nortegas continues to consolidate its position as a key player in driving the energy transition, fostering the use of renewable gases and actively contributing to the decarbonisation of the energy system.

Since it was founded in 1943, ABC has developed highly reliable solutions for multiple applications. Its international vocation and growth can be traced back to its first exports in 1950s; it has subsequently expanded and is currently selling in over 120 countries.
Driven by the same spirit that has made ABC a world leader in piston compressors, the company continues to evolve and focus on consolidating its position as a global service provider (with its factories in China and Brazil, and the opening of new service platforms) and to offer the most robust and efficient compressors.
ABC has designed, manufactured and supplied hydrogen compressors for dozens of hydrogen production, transport and consumption processes. The company is present throughout the value chain. Different customers have already put their trust in us and even standardised their supplies including ABC compressors. They appreciate our experience and adaptability.
We are proud of being part of the Basque Hydrogen Corridor (BH2C), a project pioneered by Petronor to lead the transition of the Basque Country to climate neutrality. The Basque Government’s Environment Office is one of the key players in the BH2C, initiative. It has provided the project with a pilot plant to convert the biogas currently generated at the organic waste treatment plant at the Zubieta Environmental Complex to generate top quality hydrogen to be used in public transport.

Orkli is a leading company in the manufacture and marketing of thermoelectric safety components and heating systems. Founded in 1982 and headquartered in Ordizia, Guipúzcoa, Spain, Orkli is part of the Mondragon Corporation, one of the largest and most diversified business groups in Spain.
Areas of Activity
Domestic Hot Water and Heating (DHW) Systems: Orkli produces a wide range of products for heating and hot water systems, including valves, thermostats, and components for radiators and underfloor heating. These products are designed to improve energy efficiency and comfort in homes. The company focuses on developing solutions that enable precise temperature control and efficient use of energy, thus contributing to the reduction of energy consumption and CO2 emissions.
Gas Safety: The company also specialises in the manufacture of safety components for gas systems. This includes safety valves and control systems that ensure the safe operation of gas appliances, such as boilers and heaters. These components are essential to prevent accidents and ensure that gas systems operate safely and efficiently.
Solar Energy: Orkli offers solar thermal energy solutions, which allow the sun’s energy to be harnessed to heat water and provide heating. These systems are an important part of its commitment to sustainability and reducing its carbon footprint. The company develops solar collectors and energy storage systems that maximise the efficiency and reliability of solar installations.
Hydraulics and Combustion: The company manufactures hydraulic components and combustion systems for a variety of industrial and domestic applications. These products are designed to be efficient and reliable, and contribute to the safety and performance of the systems in which they are used. Orkli focuses on innovation and continuous improvement of its products to meet the changing needs of the market.
Innovation and Technology
Orkli continually invests in research, development and innovation (R&D&i) to stay at the forefront of technology. The company has laboratories and training teams to ensure that its products meet the highest standards of quality and safety. Furthermore, Orkli works with universities and technology centres to develop new solutions and improve existing ones. This investment in R+D+i allows Orkli to offer innovative products that respond to market demands and the most demanding regulations.
International Presence
Orkli has a strong international presence, with manufacturing plants in Spain, China, Brazil and Italy. In addition, it has a network of delegations and agents on five continents, meaning it is able to serve customers from all over the world. This global expansion is proof of the quality and reliability of its products. The company strives to adapt to the specific needs of each market, by offering customised solutions and high-quality customer service.
Commitment to Sustainability
LaSustainability is a cornerstone of Orkli’s philosophy. The company strives to develop products that are not only efficient and safe, but also environmentally friendly. Its solar energy solutions and efficient heating systems are clear examples of this commitment. Orkli never ceases to focus on reducing the environmental impact of its operations and products, by promoting sustainable practices throughout the value chain.
Corporate Culture
Orkli prides itself on its corporate culture, which is based on collaboration, innovation, and a commitment to excellence. The company fosters an inclusive and motivating work environment, where every employee can contribute to collective success. This philosophy has been key to its growth and success over the years. Orkli values the professional development of its employees and offers opportunities for training and growth within the company.
In short, Orkli is a company dedicated to the manufacture of safety components and heating systems, with a strong focus on innovation, sustainability and quality. Its global presence and commitment to excellence make it a benchmark in its sector.

Tubos Reunidos Group is a global benchmark in the manufacture of premium seamless steel tubes for the energy industry and other specialised industrial applications. Endorsed by a track record of over 130 years, it has managed to anticipate changes, innovate and revolutionise the market, by prioritising excellence in service and adapting flexibly to an increasingly demanding environment.
Its ability to evolve and its commitment to sustainability have consolidated its position as a key player in the transition to a low-carbon economy. It is the first global manufacturer to produce a Net Zero seamless steel tube, achieved by using recycled steel, renewable energy and biofuels.
It has its own steel mill, based on an Electric Arc Furnace, which allows it to develop tailor-made products, maintain full control over the manufacturing process and guarantee the highest quality.
Thanks to a unique manufacturing process, designed to maximise efficiency and reduce environmental impact, it offers high value-added technological solutions to its customers. It manufactures a wide range of carbon, alloy, high alloy, austenitic, duplex, incoloy and stainless seamless tubes, with diameters from 15 mm to 711 mm.
Even though its main market is the energy industry, it also works with engineering companies and manufacturers of capital goods in strategic sector. Furthermore, its products are increasingly present in emerging clean energies, such as bioenergy, offshore wind and geothermal.
Key technical data
As a strategic partner of the world’s leading energy companies and industries, Tubos Reunidos Group continues to look to the future, leading the change towards a more efficient, innovative and sustainable sector.

Calcinor, a leader in lime production in Spain and a leading company in the industrial minerals sector in Europe, has a track record of over 50 years. Its activity focuses on the extraction, transformation and marketing of products derived from lime and dolomite, essential for industries such as steel, construction, chemicals or environmental protection.
The company strives daily to optimise its industrial processes, develop innovative solutions and apply sustainable technologies that improve energy efficiency and reduce environmental impact. To this end, it operates industrial plants in Europe, Africa and the Americas, and supplies specialised products to customers worldwide.
As a partner in the H2Bidea project, Calcinor is exploring how to incorporate hydrogen into its production process. Specifically, it is conducting a theoretical study analysing what changes would be necessary to its facilities to adapt the supply system, from the pipes to the burners. The aim is to fully understand the technical challenges involved in this energy transition and to propose solutions that make safe and efficient hydrogen use possible. This initiative is part of its strategy to reduce CO₂ emissions and move towards cleaner production.
In addition to H2Bidea, Calcinor is involved in other innovation projects focused on hydrogen and sustainability. It is an active player in the development of the Basque Hydrogen Corridor (BH2C), which fosters the use of renewable hydrogen in industry. It is also working on initiatives to recover and reuse industrial by-products, with a clear commitment to the circular economy. A good example is GZS, a group company dedicated to giving a second life to these materials, thus helping to reduce resource consumption and environmental impact.
Calcinor is also part of the Basque Industrial Hub (BIH4C), a business cluster that seeks to improve efficiency in the use of resources and to foster the use of renewable energies. Different ways of applying hydrogen in industry are analysed in order to accelerate its adoption and make the industrial sector more competitive.
Thanks to its commitment to sustainability and innovation, Calcinor adapts to new energy challenges and actively contributes to the transformation of the industry. Its involvement in H2Bidea bolsters its commitment to the energy transition, decarbonisation and the continuous improvement of its production processes.

Comercial de Aplicaciones Electrónicas, S.L. (C.A.E., S.L.) was registered in February 1990 under the new Companies Act to continue with the design, manufacture, marketing and repair of safety systems for gas facilities which had been its remit under the FIDEGAS® brand since 1984.
With a track record of over 40 years of specialisation and as a benchmark in its sector, it operates from its factory located in Donostia/San Sebastiánto to meet all the needs in terms of detection of combustible and toxic gases for both the national, European and international markets with a consolidated presence in Latin American markets through its distributors; thus, ensuring a close, on-site and professional service.
It has its own R&D&i department with extensive experience in the design and study of gas detectors and sensors, and a laboratory with cutting-edge equipment in its field.
Its expertise includes:
As regards the Hazitek C.A.E., S.L. projects, FIDEGAS® has been involved in different leading projects since 2016; it has thus developed innovative solutions which have consolidated its position as a leading company in the Basque Autonomous Community (BAC).
Our product certifications are based on European EN standards and compliance with international IEC standards, guaranteeing the reliability of our products for the safety of people, facilities and the environment.
RVCTI Entities

Tecnalia Research & Innovation Foundation is the leading private applied research centre in Spain and the fifth in Europe.
TECNALIA’s short- and medium-term activities address the medium- and long-term challenges facing our society. The objective is to use applied research to overcome those challenges, by developing business opportunities. Those challenges and opportunities are related to climate change, the future of cities, low-carbon energy, ageing, industry and factory of the future, the digital and hyperconnected world, sustainable transport; in short, to everything to do with the social and economic development of our society and improving people’s quality of life.
In the field of hydrogen, TECNALIA, and in particularly the Energy and Environment Division, has been working on important research and development in the field of hydrogen and of fuel cells, where Tecnalia is currently a national benchmark in this field, above all in the area of materials and their compatibility with hydrogen and new hydrogen separation/production solutions.
Since it was founded in 2002, different Tecnalia groups have participated in a significant number of research projects in this field, both nationally and internationally. Tecnalia’s participation in more than 15 European projects (7th Framework Programme and H2020) is noteworthy; it is the coordinator of 8, which is proof of its level of involvement in hydrogen and fuel cell technologies.
The projects in different fields include materials in contact with hydrogen (hydrogen embrittlement), H2 separation/purification solutions, electrolysers, fuel cells (PEMFC y SOFC) and their integration, storage, etc.
In recent years, Tecnalia has actively participated in the most important national and international associations in the field of hydrogen; it is currently a member of the executive committees of Hydrogen Europe Research, HYSAFE and the Spanish Hydrogen Association. Furthermore, it is a member of EERA –-JP Fuel Cells and Hydrogen, the European Clean Hydrogen Alliance (ECHA) and of the Spanish Hydrogen and Fuel Cell Technology Platform (PTE-HPC).
In the Basque Country, Tecnalia has belonged to the Hydrogen Technologies Working Group right from the start; it also worked on the Hydrogen Technological Roadmap together with other Basque stakeholders. It now also belongs to the Hydrogen Sectoral Forum.
Tecnalia is currently coordinating the preparation of the Sectoral Agenda of the Hydrogen Industry in Spain together with the National Hydrogen Centre and Ariema. The Spanish Hydrogen Association leads the Sectoral Agenda.
Finally, it should be noted that TECNALIA has an innovating “Hydrogen Technologies” department, which coordinates all the hydrogen activities in the organisation and develops technological solutions for the hydrogen sector. Our state-of-the-art laboratory, which came into service in February 2024, is a pioneer in Europe and offers cutting-edge facilities for the research, validation and scale-up of hydrogen technologies.

ABCTech is a cutting-edge technology centre specialising in the development, innovation and optimisation of technologies applied to compressors. Its mission is to drive energy efficiency, sustainability and industrial performance through advanced engineering solutions, applied research and technology transfer. ABCTech works closely with companies in the sector, universities and research centres to offer design, simulation, testing, predictive maintenance and digitalisation services for compression systems, positioning itself as a benchmark in the field of compressor technology at a national and international level.

IKERLAN has been a leading technology centre in providing competitive value to industry since 1974. It offers comprehensive solutions by combining different technological domains in three large areas: 1) Digital technologies and artificial intelligence, 2) Embedded electronic systems and cybersecurity, and 3) Mechatronic and energy technologies. IKERLAN currently has a team of more than 400 people and offices in Arrasate-Mondragón, Donostialdea and Bilbao. As a cooperative member of the MONDRAGON Corporation and the Basque Research and Technology Alliance (BRTA), IKERLAN represents a sustainable, competitive business model that is constantly changing.
The Energy and Mechatronics Unit, made up of a multidisciplinary team, has extensive and proven experience, which allows it to address the key challenges of the H2BIDEA project. It has a line of specialization in 100% H2 combustion systems aimed at optimizing combustion systems both at an experimental level in the 100% H2 laboratory and numerically This line, together with the previous experience accumulated in the field of energy modelling and analysis of processes, puts IKERLAN in a solid position to address the introduction of hydrogen as a substitute for natural gas in both domestic and industrial processes.