Sii Sp. z o.o. is Poland’s #1 partner in technology consulting, digital transformation, and engineering and business services, supporting companies in innovation and growth.

With a team of over 7,500 specialists located in 14 offices in major Polish cities and three international offices in Sweden, Ukraine, and India (Pune), the organization combines local expertise with global project execution capabilities.

Sii experts work in over 25 Competency Centers, serving 200+ international clients across key industries, such as automotive, healthcare, high-tech, retail, software development, media, banking, and the public sector. Through partnerships with leading technology providers, including Microsoft, Google, SAP, Atlassian, Adobe, Salesforce, and many others, the company delivers advanced solutions aligned with the latest industry trends and tools.

Since 2020, Sii has been a strategic partner and main sponsor of Polonia Warszawa, and the total amount of funds transferred to the Club by Grégoire Nitot – President of Sii and Polonia – amounted to PLN 54 million.