Starting from December 23, 2022, Trakcja System has two proxies. The new positions were filled by

Maciej Grzegorek and Kazimierz Kosmowski.

Maciej Grzegorek has many years of experience and excellent knowledge of the industry.

From 1998 to 2014, he was associated with PRKiI, later Trakcją PRKiI (now Trakcja S.A.), where he gained experience in marketing, bidding and contracts, costing and production preparation. From 2014 to 2016, he continued his career path at STRABAG S.A.

Since 2016, he has worked at Trakcja System, where he has been the director of production preparation, pricing and purchasing since December 2019.

Maciej Grzegorek graduated from the Railway Technical School in Wrocław. He is also a graduate of the Copernicus University of Information Technology and Management, Faculty of Public Administration, specialising in European integration.


Kazimierz Kosmowski has an in-depth knowledge of the electrical power industry.

For almost 18 years, until 2019, he worked at PRKiI, later Trakcja PRKiI (now Trakcja S.A.) in the positions of trainee, site engineer, and site manager, and since 2016 as the director of the traction network branch. He supervised the implementation of numerous infrastructure projects.

From March 2019 he has worked at Trakcja System, where he holds the position of as the director of the production.

Kazimierz Kosmowski is a graduate of the Electrical Engineering Faculty at Wrocław University of Science and Technology. He holds unrestricted professional licences for designing and managing construction works in the installation speciality in the scope of electrical and power engineering networks, installations, and devices, as well as for managing construction works without limitations in the railway power network speciality.