Empowering your Digital Evolution
At SII Group, we specialize in providing innovative, flexible, and tailored solutions that meet the diverse needs of our clients. With expertise spanning across IT and engineering, we optimize technology infrastructures, enhance operational efficiency, and help organizations achieve their strategic goals. From engineering design to digital transformation, we leverage cutting-edge technologies to solve complex challenges in industries such as aerospace, energy, industry & services, telecom and more. Our comprehensive expertise, including applications, Data & AI, testing, system engineering and more, ensures that we deliver integrated solutions at every stage of your project. By combining experience, agility, and advanced solutions, we help drive your business forward in an increasingly connected world.
People and Sustainability at the heart of our mission
At SII Group Spain, we know what truly matters to our employees. We offer personalized career plans, flexible schedules, remote work, social benefits, and creative thinking spaces, among many other advantages.
As a global technology services provider, we are committed to the 2030 Agenda, always striving to develop technologies that respect the environment and society. Our goal is to drive a fairer, more sustainable, inclusive, and equal society through technology.
Teamwork is our greatest asset. We foster a united and cohesive team that values trust, transparency, and sustainability. Beyond work, we share passions—sports, social initiatives, and family activities—building strong connections. We celebrate our achievements together because we believe that enjoying what we do is key to reaching our goals.
SII IN A FEW FIGURES
1148M€
turnover 2024/2025
16 000
employees
21
countries
100
sites
Discover Let’s Tech Together in 1 minute
Didier Bonnet
International Director SII Group
Antoine Leclercq
International Director SII Group
Our value proposition is built on three pillars: People, who are the heart of our strategy, driving loyalty and growth; Growth on our Business Development, where 40 years of global IT and engineering expertise fuel innovation and transformation; and ESG mentality, integrating environmental consciousness into every action, ensuring we contribute positively to society and the planet.
Our clients
Our certifications
OUR OFFICES
SII Group Spain Headquarter & East Agency
Barcelona
Ciutat de la Justícia de Barcelona
3, Carrilet Avenue. Building D, Floor 10
08902 L’Hospitalet de Llobregat , Barcelona
Phone: +34 93 567 97 10
Valencia
Joaquín Sorolla BC, 13 Marqués de Campo Street, Ground Floor,
46007 Valencia
SII Group Spain West Agency
Madrid
Edificio Los Cubos
Calle Albacete 5, Pl. 6 Norte, 28027 Madrid
Teléfono: +34 91 372 93 55
Sevilla
16 Flota de Indias Avenue, Unit 3-5,
41011 Sevilla