T4B, as the consortium leader, has just signed the largest contract in its history. Together with PHU Altech Adam Wyszyński, the company has entered into cooperation with Polskie Koleje Państwowe S.A. (Polish State Railways). The agreement covers the design and implementation of a public safety system at railway stations of the Warsaw Railway Junction (WWK).
The project involves a “design and build” delivery of an integrated, centrally managed technical security and protection system for stops, stations, and railway terminals.
The WWK network includes stations, stops, tunnels, platforms, and buildings such as Warsaw Central, Warsaw Śródmieście, Warsaw Śródmieście WKD, Warsaw Stadion, Warsaw Wschodnia, Warsaw Zachodnia, Warsaw Ochota, Warsaw Wileńska, Warsaw Powiśle, Warsaw Gdańska, Warsaw Chopin Airport, and the Warsaw cross-city tunnel.
All works are scheduled to be completed by December 8 of the current year.
On August 13, 2026, the T4B Budownictwo Sp. z o.o. Consortium (Lead) – T4B Sp. z o.o. – signed a contract for construction and installation work involving the modernization of Fuel Depot No. 1 on the grounds of the military unit in Łask.
In July 2026, we signed a contract with the Regional Infrastructure Authority in Szczecin for the implementation of a project involving the reconstruction of warehouses for storing modern military equipment within a military complex in the West Pomeranian Voivodeship.
In July 2026, T4B Budownictwo completed construction of the Pilot Building for the Military Aviation Academy in Dęblin.