Olsztyn Main (Olsztyn Główny) railway station
TPF Sp. z o.o. is implementing for PKP Polskich Linii Kolejowych S.A. and PKP S.A. the following service: project documentation development along with author's supervision for the investment task called The construction of Olsztyn Główny railway station along with track and platform scheme and rail infrastructure upgrading, within a project Rail line no. 216 works on Działdowo-Olsztyn section.