+76 833 37 50 biuro@nti.com.pl Portowa 1, 67-200 Głogów Pon. - Pt. 8.oo - 16.oo

Investment and industrial construction


The company, thanks to many years of experience and extensive knowledge of the construction industry, offers the highest standard of services and solutions tailored to the client’s needs. It offers comprehensive implementation of investments in the field of construction, heating and sanitary installations, including design, completion of deliveries, assembly works, commissioning as well as warranty, post-warranty and operating services.

We have been on the market for 20 years. We have experience and employ qualified employees who offer their expertise in solving problems arising at every stage of investment.

Investment works – general contracting;

  • Water and sewage networks and connections,
  • Heating installations,
  • Boiler plants,
  • Heating networks and connections,
  • Gas networks and connections,
  • Ventilation systems,
  • Pumping stations,
  • Sewage treatment plants,
  • Construction of warehouses and industrial facilities,
  • Construction of public utility facilities,
  • Social, office and special buildings constructed within industrial complexes,
  • Renovations and adaptations of existing facilities,
  • Modernisations, extensions, reconstructions and renovations of industrial, service and public facilities,
  • Demolition,

Our knowledge and experience provide the basis for effective cooperation and success

Contact person

Adam Mietliński

Modernization of the fall shaft in the underground mine working

Completed modernization of the fall shaft in the underground mine working. The works consisted in the renovation of the trackbed along with the entire substructure.

Górażdże - floor replacement

Floor replacement with WEMA gratings in the Gallery of conveyor no.12 in SPK Poznań, belonging to the Górażdże group

Client: Górażdże S.A.
Location: SPK Poznań

Joseph Piłsudski Bridge in Toruń - sidewalk panels

Prefabrication and installation of 7200m2 of TWS panels forming a pedestrian and mobile route on the renovated Joseph Piłsudski Bridge  in Toruń. The project implemented in cooperation with INTOP Warsaw.

In the year 2013 we made the installation of 2 pump sets in the main drainage pump chamber for underground level 680 m for KGHM PM S.A  ZG Polkowice-Sieroszowice Branch. Then in 2016, we built another 5 high-pressure pump sets in the same chamber. In 2019, we made the installation of two pump sets with the visualization of operating parameters in the main drainage pump chamber for underground level 850 m.

In 2014, we renovated for KGHM PM S.A. ZC Lubin Wschodni Branch the inside of the pithead building in the scope of replacement of electrical and heating equipment and installations, as well as we renovated the walls, ceiling and platforms, performed anti-corrosion works on steel structures and reprofiling works on reinforced concrete structures.

Implementation of high-temperature heating network DN 250 and DN 350 in the mining shaft LVI
Rynarcice – the task performed for the general contractor of the company: PEBEKA S.A. in 2016.

The task consisted in replacing the sealing of windows and glazing, flashing and applying a special ceramic coating on the glass to prevent the flow of heat to the interior of the LII shaft tower building with a height of approx. 70 m – the task was performed using climbing techniques at the premises of KGHM PM SA Lubin Główny Branch.

In 2015, NTI decided to build its own lightweight aggregate production plant: CRANSIL. The aim of this innovative project was to create a new energy-efficient method of obtaining lightweight aggregate when managing sewage sludge and mineral waste.


Cable ducts repairs.
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