Innovation and rigor are in our DNA

Imagine, think, create, and respond. At SII we offer innovative, flexible, personalized engineering solutions open to change.

Our Business Solutions

Our experience in aeronautical engineering allows us to offer high value-added solutions in the analysis, design, production and maintenance of different on-board systems and information systems.

  • Research, development, and technological innovation
  • Development and functional specification for integration testing through software development


We have a team of engineers that responds to a wide range of skills and can cover all areas of application in the industrial sectors of automotive, mobility, space engineering and aeronautics throughout the entire V cycle.

In addition, we carry out security and reliability studies of embedded systems, and we offer support services to our clients in their certification activities.

We have developed a reputation for providing design services in the field of industrial engineering. Thanks to this, our clients in the aeronautical sector have global, personalized, and comprehensive solutions.

  • Scientific engineering oriented to aviation, aerospace, shipbuilding, nuclear energy sectors and other industries
  • Integration of industrial design and engineering


WIO, our Image Factory for e-commerce, is an engineering project for product image retouching and documentation, based on automated photo creation, editing and documentation processes and workflows.

The SII project takes process engineering as its starting point and represents a true digital transformation in the image field. In this way, the production chain is automated based on the latest advances in the field of photographic engineering, robotics, editing software, information systems and sample logistics.

We drive innovation in companies around the world


Always with respect for our environment and our society, and thinking about the common good, we dedicate part of our activity to research and technological development, while participating in several of the most important European projects dedicated to R&D.

Learn more about us


See what’s happening at SII!

What´s new
10 de November de 2021

SII Concatel renews its alliance with the Global Compact and strengthens its commitment to the 2030 Agenda

Once again and for the sixth consecutive year, SII Concatel has renewed its commitment to the United Nations, and therefore strengthens its commitment to the…
SII Concatel obté el certificat Achilles Gold en matèria de sostenibilitatWhat´s new
13 de September de 2021

We have obtained a new recognition in sustainability: Achilles certifies us with the Gold Level

SII Concatel has obtained the Achilles Gold Sustainability Certificate, a recognition that evaluates and accredits our performance in issues of organizational governance, social and community…
SII Concatel en proyecto europeo i+D+iWhat´s new
14 de June de 2021

SII Concatel participates in the European R&D project that will transform tourism experiences

Experience tourism and the concept of responsible and sustainable tourism are gaining more and more followers. The European ACE-IT Project seeks to reinvent tourism experiences…
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