Kolster Spolka Akcyjna
We specialize in manufacturing of mechanical and electromechanical equipment for rail traffic management systems continuously since 1945.
Koltech Sp z.o.o.
We are a company, specialising in production of mechanical machines and devices for rail vehicle maintenance and repair facilities.
Polskie Koleje Państwowe S.A.
PKP S.A. exercises ownership supervision over PKP Group companies in order to ensure the highest possible quality of transport and logistics services for passengers and goods.
Kombud Group S.A.
We bring together dynamic companies operating in the field of railway traffic control, metro technology, and solutions for the military.
TINES Rail
We provide innovative solutions that reduce noise and vibrations for railway, subway, and tram infrastructure, with extended usability and reduced maintenance costs.
Andre Abrasive Articles
ANDRE ABRASIVE ARTICLES has been providing a wide, proven range of products for railroad construction since the beginning of the activity.
ASMO
We were the first company in Poland to implement a welding-based rail and turnout regeneration method on the PKP PLK SA network.
CONCEPT LIFT SP. Z OO
Autolift GmbH has been developing, manufacturing, selling, and servicing lifting systems for the automotive, rail, and industrial sectors for over 35 years.
CZMUDA GROUP Sp. z o. o.
The CZMUDA brand has been building its image as a manufacturer, general contractor, and subcontractor for its business partners for 35 years in two product specializations: road and rail .
DMT Engineering sp. z o.o.
We specialize in advanced techniques for structural and geotechnical monitoring, providing reliable data for assessing the stability of buildings and infrastructure.
ELGIS-Garbatka Sp. z o. o.
Today, ELGIS-Garbatka Sp. z o. o. is a thriving company specializing in the production of outdoor lighting, equipment for the energy, traction, and small architecture sectors, as well as structures for road construction.
Kolejowe Zakłady Automatyki S.A.
We offer our services in the field of design, construction and assembly work, railway traffic control systems, and industrial production.
Kolejowe Zakłady Nawierzchniowe "Bieżanów" Sp. z o.o.
We are one of the largest Polish companies producing track surfaces for railways, industry, urban rail systems (trams and metros), and special types (e.g., mountain railways)
Kolster sp z .o.o.
We specialize in mechanical and electromechanical devices for railway traffic control.
KZN Contrack Sp. z o.o.
Contrack is a technology concept for prefabricated turnouts, non-standard crossings and curved tracks, integrating a steel track layout structure with reinforced concrete slabs, using polyurethane material for continuous flexible rail fixing.
KZN Rail Sp. z o.o.
KZN Rail delivers comprehensive construction and maintenance services for railway and tram infrastructure, including track works, turnouts and logistics solutions, backed by decades of expertise within the KZN Bieżanów Group.
KZN Switcher
KZN SWITCHER deals with the construction of specialized railway wagons and mobile service of freight wagons, specialized machines and construction equipment in the railway segment.
Polcynk Sp. z o.o.
Polish manufacturer of certified steel structures for railway infrastructure — semaphore gates, gantries, poles and brackets with PKP PLK S.A. approvals
Bahati Rail Sp. z o.o.
Specialist in railway noise mitigation via rail and wheel absorbers, plus design and technical supervision of railway lines, sidings, and stations.
TEMET Sp. Z O.O.
Manufacturer of components and equipment for railway traffic control (SRK) systems, level crossing systems, station systems, and railway signal foundations in Poland.
BRYMOREX SP. Z O.O. SP.K.
Supplier of fasteners, tools and technical materials for railroad track infrastructure and maintenance in Poland
Cyberteam Sp. z.o.o.
Polish manufacturer of power supply, control and telecommunication cabinets compliant with PKP PLK's IPI-10 standard, for railway signalling, traction power and data transmission systems.
Railway gft Polska sp. z o.o.
Supplier of railway and tramway track materials including rails, sleepers, fastenings, switches and roadbed construction materials with Just in Time delivery.
Tor-Rent Konrad Adamkiewicz
Supplier and rental provider of specialist railway track construction and maintenance machinery in Poland, official Geismar distributor
TRANSTOOLS Sp. z o.o.
Authorized distributor of railway track maintenance equipment (Airtec, Cembre) since 1994
World Acoustic Group S.A.
Designer and manufacturer of acoustic screen systems and noise-absorbing enclosures for railway infrastructure projects in Poland and abroad.
SIENKIEWICZ MAT-BUD Sp. z o.o.
Producer of precast concrete railway platform components: platform walls (ścianki peronowe) and ribbed platform slabs with tactile safety strips
BUDOKOP GEOTECHNIKA SP. Z O.O.
Geotechnical and hydraulic engineering contractor providing pile foundations (FDP, CFA, FDC), jet grouting, DSM, anti-filtration barriers and micropiles for rail infrastructure construction and rehabilitation projects.
Enervision J. Gruszecka Sp. J.
Exclusive representative of MOSDORFER RAIL since 2023, supplying overhead line and tram infrastructure equipment: contact wire tensioning (Tensorex C+ SL-3D), traction suspension systems, section insulators, clamps and connectors, approved by PKP PLK S.A.
Busch Polska Sp. z o. o.
Provider of infrastructure network solutions for railway sector development
Infraestruturas de Portugal, S.A.
Infraestruturas de Portugal, S.A. is a state owned Portuguese company entrusted with the management, maintenance and operation of the state rail and road network in Portugal.
Compania Națională de Căi Ferate ”CFR” – SA
The National Railway Company "CFR"-SA offers all railway operators, at competitive costs, access to a functional, efficient and environmentally friendly infrastructure.
Infrastruktura železnice Srbije a.d.
Serbian Railways Infrastructure is a state‑owned company responsible for managing, maintaining, and overseeing public railway infrastructure and traffic across Serbia since its establishment in 2015.
Železničné stavby, a.s. Košice
We carry out work on the construction of high-speed lines, reconstruction of railway and tram lines, reconstruction of sewers and culverts, construction of platforms, construction of retaining walls.
Železnice Slovenskej republiky (ŽSR)
On the territory of the Slovak Republic, ŽSR manage the railway infrastructure owned by the state.
ELPA d.o.o.
ELPA d.o.o. developes leading technology for RAILWAY FRICTION MANAGEMENT - Wear, friction noise & vibration. Protected with over 30 patents. Unprecedented dedication to the research of the nature of the wheel-rail interface yielded WONROS™, a sophisticated technology system for balancing railway friction. It excels in reducing friction noise and wear of wheels and rails.
SŽ-Infrastruktura, d. o. o.
SŽ-Infrastruktura manages, maintains, renovates and develops Slovenia’s public railway infrastructure—over 1 200 km of track and 126 stations—to ensure safe, reliable and efficient rail transport.
TYPSA
TYPSA’s railway infrastructure experience places the Group among Spain’s top consulting firms, having participated in the planning, design and construction supervision of more than 6,500 km of high speed line and more than 7,200 km of conventional line.
Ikusi S.L.
We develop integration and engineering projects to promote a new mobility in the railway and road environment.
Pegamo Industrial Division SL
PEGAMO has been applying the latest technologies in Train Depot Equipments for more than 30 years now.
Renfe (Grupo Renfe)
Renfe (Renfe-Operadora) is Spain’s national railway group and one of the leading rail transport companies in Europe. Headquartered in Madrid, the company provides passenger and freight rail services, rolling stock maintenance, railway asset leasing and international railway consulting through a portfolio of specialized subsidiaries.
Trafikverket, Swedish Transport Administration
Trafikverket is responsible for long-term planning of the transport system for all types of traffic, as well as for building, operating and maintaining public roads and railways.
Railcare Machine AB
Railway Specialist Railcare Group AB offers products and services that enhance customers’ reliability, punctuality and profitability, primarily in the Nordic region and the UK.
Hughes Power System AB
Hughes Power System is a Swedish manufacturer of medium voltage switchgear products and reclosers for overhead, underground lines and substations.
Prover Technology AB
We provide solutions for the engineering of safety critical systems that control trains, signals and switches.
Linxon Switzerland Ltd.
We design, construct, test and commission complete traction power supply systems for both long distance rail and mass transit applications.
Panel Poliüretan Asinma Nakil Elemanlari San ve Tic. A.S.
We have been producing “Elastic Rail Fastening Systems” for 30 years thanks to our high quality production lines and technology.
Network Rail
Network Rail owns, operates and develops Britain’s railway infrastructure. That’s 20,000 miles of track, 30,000 bridges, tunnels and viaducts and the thousands of signals, level crossings and station.
HS1 Ltd
HS1 Ltd has the 30-year concession to own, operate and maintain High Speed 1 (HS1), the UK’s only high-speed railway, as well as the stations along the route.
RailSense Solutions Limited
The RailSense experts supply leading technologies to operators, asset maintenance and infrastructure owners to provide solutions for the condition monitoring and predictive maintenance needs of track and railway infrastructure.
