The main segment of the Group’s operations is the provision of comprehensive services in the field of railway infrastructure construction, which accounts for approx. 85,6 % of sales revenue in 2024 (approx. 65,6 % in 2023). The main recipient of services in this area is PKP PLK [Polish State Railways], an entity responsible by law for railway infrastructure management in Poland. In 2024, sales to PKP PLK amounted to approximately PLN 1,06 billion, which represented approximately 55,8 % of total sales (in 2023 respectively – PLN 0,6 billion, approx. 55,8 % of total sales).