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ul. Towarowa 11, 41- 100 Gliwice


  • Training and verification of welders and fitters in the following methods 111, 121, 131/135/136/138, 141, 311, for plates and pipes in line with the applicable standards and regulations
  • Welding services and repairs of technical equipment
  • Professional consulting in welding


  • 43 welding workstations
  • training by using best available welding equipment: Fronius, Kemppi, Esab, etc.: Fronius, Kemppi, Esab etc.
  • fully equipped lecture room for 40 people
  • specialized and experienced personnel
  • exams conducted by certified bodies: Instytut Spawalnictwa, Urząd Dozoru Technicznego, Transportowy Dozór Techniczny, TÜV

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spółka notowana na GPW

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The MOSTOSTAL ZABRZE Group of Companies offers comprehensive construction services ranging from design and engineering, civil works, earth- and roadworks, production and erection of steel structures, delivery and installation of piping, to installation of process equipment and mechanical plant.

The Group has its own factories of steel structures specialising in the production of building and specialist structures as well as piping.

Apart from the prefabrication of steel structures for construction and assembly purposes, our Group also holds a strong company dealing with the prefabrication of highly processed steel structures constituting elements of machines, building equipment and transport equipment.


The Group's activities focus on the following areas:

  • Design (MOSTOSTAL ZABRZE Biprohut S.A.)
  • Chemical and Petrochemical industries (MOSTOSTAL ZABRZE Realizacje Przemysłowe S.A.)
  • Industrial and Specialist Construction (iron and non-ferrous metals, glass works, plants producing building materials and cement, pulp and paper as well as automotive industry) (MOSTOSTAL ZABRZE Realizacje Przemysłowe S.A.)
  • Power and Environmental Protection (MOSTOSTAL ZABRZE Realizacje Przemysłowe S.A.)
  • General Construction, including engineering infrastructure (MOSTOSTAL ZABRZE Gliwickie Przedsiębiorstwo Budownictwa Przemysłowego S.A.)
  • Machinery Structures – delivery of specialist, highly processed machinery structures (MOSTOSTAL ZABRZE Konstrukcje Przemysłowe S.A.)

The offer of the Group includes:

1. Design

  • multi-discipline design
  • technical consulting in the pre-design and implementation phases
  • concepts, studies and analysis, environmental applications
  • proceedings for administrative permits related to investment projects
  • management of investment projects
  • acting as the Project Engineer

2. General or turnkey contracting of the following:

  • complete facilities, industrial equipment and plant, process lines and their revamp, particularly for industrial construction, power and environmental protection industries
  • complete facilities and buildings: public utility, sports, shopping centres, housing and industrial halls

3. Production of:

  • highly processed machinery structures
  • steel building structures and piping
  • untypical and highly specialist steel structures, such as structures of oil rigs dedicated for the oil industry

4. The scope of works offered by the Service Group:

  • modernisation and service works for boilers, pipelines, ducts, FGDs, structures, tanks, absorbers and e-filters
  • modernisation and service works for petrochemical and refinery facilities
  • mechanical works for a commissioning phase of power and industrial projects
  • scope of service-related works:
    • cladding
    • insulation
    • laser welding of joints
    • welding of refractory bolts
    • thermal treatment
    • non-destructive testing            

5. Piping erection works, including:

  • piping design
  • supply of piping materials
  • prefabrication of piping in our workshops in Poland as well as at temporary site establishments
  • full supervision and erection of piping
  • pre-erection activities and piping pressure testing
  • erection of temporary piping in accordance with Client recommendations

We also ensure:

  • full scope of quality assurance activities performed by IWE/EWE-qualified welding engineers and QC personnel
  • complete as-built documentation and quality documentation
  • piping-related works:
    • insulation
    • thermal treatment
    • non-destructive testing
    • scaffolding

5. Other services:

  • training, verification and extension of welders’ qualifications provided by our own Welding Centre
  • transport and lifting services

6. The organisational structure of Mostostal Zabrze Group includes:

  • Welding Centre
  • Technical Office in Essen


The Mostostal Zabrze Group owns several steel structure production plants with a total annual production capacity of 15,000 tonnes. The Group’s erection capacity regarding steel structures, equipment and plant exceeds 1.5 million working hours per year. Beside the Welding Centre, we own an in-house Laboratory providing services to the Group’s subsidiaries as well as to third-party entities.