
We have more than 650 professionals distributed throughout Spain, who combine talent, experience and commitment. Our activity covers key sectors such as energy networks, urban planning and mobility, water and environment, and industry. Our DNA contains a cross-cutting vision that provides comprehensive solutions to current infrastructure, sustainability, urban development and renewable energy challenges.
The Iplan Group is made up of Iplan Integral Management, Iplan Energy and Fourth Sphere, three companies that share the same vision: to put people at the center and transform today's challenges into sustainable and innovative solutions.
Our mission is to be the best ally and collaborator of our clients, offering comprehensive solutions that accompany the entire project cycle, from design to start-up.
We rely on a senior team with international experience, highly specialized in engineering and project management, maintaining a close relationship with our clients and a firm commitment to sustainability, generating a positive impact on society through technology and innovation.
We look to the future, promoting sustainable solutions for the energy transition and consolidating ourselves as international references in engineering.
We want to continue as protagonists of the decarbonization process, offering a cross-cutting service for the development of energy and mobility infrastructures, with people and their talent as the main engine of our evolution.

Vulcain Engineering Group is a French multinational that provides engineering and consulting services worldwide, covering key sectors such as energy, health, process industries and railway and naval infrastructures.
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Invoicing 2025
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*Data 2025

We transform challenges into solutions, driven by people, innovation and commitment to a sustainable future.
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Josefina and Javier founded Iplan as an engineering company specialized in energy infrastructures.
Project Management and High Voltage Engineering, Civil Works and Legalizations: Tramuntana Plan, with more than 40 substations and transport and distribution lines in Catalonia.
Opening of offices in Mallorca and Ibiza. Start of projects with Red Eléctrica.
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Start of contracts in Catalonia and the Balearic Islands. Opening of offices in Tarragona, Lleida, Manresa and Sabadell.
Opening of the Valencia office, forming a commercial delegation of 20 multidisciplinary professionals.
Incorporation of specialist environmental profiles and expansion of services.
New international opportunities and collaboration within the group.
Reinforcing customer diversification and expanding the electrical engineering team (+550 professionals).
Equipment specialized in High Voltage.
First international projects in collaboration with companies in the group.
Reinforcing specialization in energy, water and industry, including waste recovery, biomass, hydrogen, biogas, hydraulics and industrial decarbonization.
The Iplan Group is officially established due to the union and strategic alignment of the companies that form it.

Let's shape the future together.
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