We are SII

With more than 10,000 professionals who are experts in IT and engineering, at SII we face day-to-day digital transformation and innovation challenges together with our clients

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Our IT Services offer

For more than 40 years, at SII we have been responding to all types of industries and sectors through IT services and solutions. We offer a comprehensive value proposition to face digital transformation and innovation challenges.

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Our DNA

We are a united team that has a common goal: to build a scenario where quality, innovation, experience, effort, teamwork and proactivity are a daily constant.

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Our DNA

Our main added value: people

At SII we work every day to attract and retain the best talent and the best people. People who also share our vision of the world and feel aligned with our values ​​and our philosophy.

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Proud to work with…

Logo cliente Adif
Logo cliente Airpharm
Logo del cliente Assistència Sanitária
Logo del cliente BBVA
Logo del cliente Cocoon
Logo cliente Fujitsu
Logo Cliente Generalitat de Catalunya
Logo cliente Grifols
Logo del cliente Grupo Planeta
Logo del cliente Grupo Santander
Logo del cliente Kalibrate
Logo del cliente Orange
Logo cliente Puig
Logo del cliente TecnoTramit
Logo del cliente Telefonica
Logo del cliente Veepee
Logo del cliente Volkswagen
Logo del cliente Vueling

Why SII?

We are #ITWorldChangers

  • Reliable and committed IT provider
  • Quality IT Services and Solutions
  • Hundreds of satisfied national and international clients
  • Thousands of engineers around the world
  • Main Certifications: ISO 20.000, ISO 45001, ISO 27001, ISO 14001, ISO 9001
  • Own methodology: Hypercube
  • Experts in agile methodologies
  • Competitive prices in Spain
  • High responsiveness
  • Time-to-Market
  • Sustainable Commitment: Ecovadis Platinum Certification

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Look what’s happening at SII!

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…
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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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ServiceONE ESM is now GXP Compliance tool, for the Health & Pharma sectorWhat´s new
14 de June de 2021

ServiceONE strengthens its commitment to the Life & Science sector and becomes a GxP Compliance Tool

ServiceONE ESM has passed the Oqotech audit for the GxP & ITIL Compliance Tool standards, and therefore becomes a quality guarantee for companies in the…
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