With over 7 500 Power People, Sii is Poland’s #1 partner for technology consulting, AI-driven digital transformation, engineering, and business services, empowering companies to innovate and grow.
We support our clients within the scope of testing, software development, infrastructure management, as well as system integration and system maintenance. We execute various projects for 200+ leading worldwide companies from such sectors as automotive, healthcare & life science, financial services, banking and insurance, retail, logistics, consumer products, hi-tech, electronics, industrial engineering, public and utilities.
Fields of expertise: software development, testing services, IT operations, engineering services, embedded systems, Business Intelligence, Dynamics 365, Office 365, Salesforce, SAP, training services, digital, e-commerce, Business Services, Agile & Atlassian, cybersecurity, legacy systems.
In 1991, NASK connected Poland to the Internet. Since December 1993, NASK has been a research & development organization and a leading Polish data networks operator. We offer state-of-the-art telecommunications and data solutions to business, administration and academic customers.
Comprehensive Solutions
The NASK integrated service package comprises broadband Internet access, corporate networks, data transmission, collocation and hosting, videoconference, as well as network security services. Corporate networks of international range are built in cooperation with global operator: BT INFONET.
Scientific Activity
We carry out scientific and research & development activities in cooperation with the Faculty of Electronics and Information Technology of Warsaw University of Technology. Our projects centre on telecommunications & data quality and security of IT systems, with a particular focus on biometric identification methods. We are an active member of many international organizations and associations and participate in European Union projects.
Internet Domains
NASK is the Polish national registry of Internet names in the .pl domain. On the initiative of NASK, the Polish Chamber of Information Technology and Telecommunications has established a court of arbitration that mediates in Internet domain name cases.
www.dns.pl
CERT Polska
CERT Polska is the first Polish computer emergency response team. Active since 1996 in the response teams community, it has become a recognized and experienced entity in the field of computer security. Since its launch, the core of the team’s activity has been handling security incidents and cooperation with similar units worldwide.
www.cert.pl
Dyżurnet
The Dyżurnet.pl team is a point of contact that has been functioning within the framework of NASK since 2005. It responds to anonymous reports received from Internet users about potentially illegal material, mainly related to sexual abuse of children.
www.dyzurnet.pl
Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.
Get contact details of over 700M profiles across 60M
companies – all with industry-leading accuracy. Sales and Recruiter users, try out our
Email Finder Extension.
Find business and personal emails and mobile phone numbers
with exclusive coverage across niche job titles, industries, and more
for unparalleled targeting. Also
available via our
Contact Data API.