• Basler & Hofmann


    • Supervision of works
    • Site logistics
    • Planning and control
    • Planning of superstructure, underground engineering
    • Design
    • Tendering and tender evaluation
    • Design review
  • Elkuch Bator AG

    More than 50 years of experience in the development of industrial and fire protection doors form the basis for our tunnel door systems. Our products and solutions meet the highest requirements and are suitable for use in major railway, road and metro tunnels as well as power plants. Our services extend from the planning and design of complex tunnel door systems to the installation and after sales services. Our solutions include:
    • Connecting gallery doors for rail and road tunnels
    • Crossover sliding doors
    • Emergency stop doors
    • Airlock doors
    • Cavern doors
    • Various doors and gates for technical rooms
  • GGB Tristar Suisse SA

    The tribological solution provider for industrial progress, regardless of shapes or material.

  • ILF Beratende Ingenieure AG


    „Our business is railway networks!“

    • Rail Contact Clamps
    • Grounding fittings and cables
    • Cable fastenings
    • Suspension System for Radiating Cables in Tunnels
    • Rail Attachment Boxes
    • Catenary and Insulation Products
    • Track return current and grounding
    • Electrical insulations
    • Special installations
    • Staff hire
    • Machine park
  • Klüber Lubrication AG (Schweiz)

    High-quality speciality lubricants for rail applications Increase the reliability of trains and infrastructure and reduce costs

    With Klüber Lubrication speciality lubricants, you make sure the complex interaction of trains and infrastructure is kept running. The right lubricant will reduce operating costs reliably and efficiently by ensuring the correct lubrication of bogie components, doors and points.

    Lubricants play an important part in maintaining and repairing railroad components. To ensure that trains and rails work reliably under all weather conditions, equipment like wheelset bearings, traction motors or brakes and the entire railway infrastructure must be maintained in optimum condition. By using lubricants made by Klüber Lubrication, you can meet all those challenges. Speciality lubricants made by Klüber Lubrication have been adapted to the requirements of rail industry users for more than 80 years. The experts from Klüber Lubrication analyse the lubrication requirements of the components together with the user and take the defined specifications as a basis for developing tailor-made lubricants.

  • Krebs Gleisbau AG Bern

    Our main focus covers the construction of infrastructure, in particular the complete renewal of tracks and switch points, maintenance and surveying work on the track structure as well as the execution of all tamping work
    • Project planning and the refurbishment of track systems
    • Laying, extending, maintaining track systems
    • Mobile crew & RV
    • Bolt hole refurbishment
    • Two-way excavator with various attachments
    • Provision of cranes with 80 & 130 tons load capacity
    • Heavy construction machines for lining and tamping tracks & switch points with cutting-edge tamping technology
    • Heavy construction machines for ballast profiling, consolidation and stabilisation work
    • Digital track surveying with EM SAT track survey car
      • also with GPS
      • measurement of ballast profile and calculation of required quantity
    • Surveying, staking, calculation & documentation of track systems
  • Leica Geosystems AG

    With the company headquarters in Heerbrugg, Switzerland, Leica Geosystems is a global company with employees all over the world. Leica Geosystems is part of Hexagon (Nasdaq Stockholm: HEXA B), a leading global provider of information technologies that drive quality and productivity improvements across geospatial and industrial enterprise applications. The company portfolio covers a wide array of solutions, from the world’s first self-learning total stations for surveying to mobile mapping platforms for customers all over the world. From a single provider, Leica Geosystems offers professionals the hardware and software to capture reality, visualise digital realities and analyse geospatial data. The following is an excerpt of our products and our fields of application:
    • Agriculture, Aerial Sensors, Management Systems
    • Airborne Systems, Machine Control Systems
    • GIS Data Collection and Management
    • GNSS/GPS Systems, GNSS Reference Networks, Levels
    • Construction Total Stations & GNSS, Detection Systems
    • Total Stations (robotic and manual), Laser Scanners, Laser Tracker Systems
    • Mobile Sensor Platforms (Pegasus:Two, Pegasus:Backpack, SiTrack:One, ProScan) and Software Solutions (Leica Pegasus:MapFactory, SiRail Suite, SiRoad Suite, ATrack Suite) for street and railway
    Leica Geosystems customers realise productivity gains, time savings and increased profitability. Bringing faster guiding, easier positioning and more detailed visualisation, professionals in various industries experience real benefits from the company’s innovation and dedication to advanced technology solutions.

    Mafrex AG S+ certified swiss solutions for tunnels and as well external use for temporary and fixed maintenance field applications includes:

    • Ultra-strong flexible cables with IP67 plug/socket
    • Cable Reels with IP67 plugs, with ultra-strong flexible cables having IP67 socket
    • Latest highly efficiency floodlights and luminaires IP66 based on Super Led
    • with very low power consumption
    • Low voltage distribution electrical panels with plugs/sockets IP67
    • Adhoc study and development solution for new projects and/or innovation
    • technology for standard environment.
    • Ground in advance verification and specific analysis planning of the working field
    • Consultancy, simulation and testing
    • Certification from accredited laboratories
    • Installation, maintenance and after sales services 24h/7
    • IoT devices and advanced security detection systems
  • Niedax EBO Schweiz AG

    • Cable tray systems for Railways, Metros, Tram, Infrastructure, etc.
    • Specialized in tunnel equipment (function integrity)Aluminium, steel, Glass Fiber, etc.
    • Customized constructions and Supports
  • Phoenix Contact AG

    With six product lines, Phoenix Contact offers an innovative portfolio of industrial electro-technology: Best connections from the sensor to the controller. From the classical modular terminal block to splash-proof machine connectors to the wireless Ethernet, Phoenix Contact provides innovations which do more than our customers expect.

  • Pöyry Schweiz AG

    Pöyry is an international consulting and engineering company. We serve clients globally across the energy and industrial sectors and provide local services in our core markets. We deliver management consulting and engineering services, underpinned by strong project implementation capability and expertise. Our focus sectors are power generation, transmission & distribution, forest industry, chemicals & biorefining, mining & metals, transportation and water. Pöyry has an extensive local office network employing about 6,000 experts.

    Pöyry Schweiz AG ist mit über 700 Generalisten und Spezialisten an den Standorten Zürich, Bellinzona, Bern, Chur, Rotkreuz und Vevey vertreten.

    Our core competences are in the following areas: Transport, Environment, Buildings, Underground Civil Structures, Hydropower & Renewable Energy and Thermal Power.

  • Rex Articoli Tecnici SA


    • Rubber, rubber to metal and rubber to plastic mouldings. Antivibrating components. Rubber springs. Internal production of rubber compounds. Multi-material injection moulding. Internal mould production.
    • Antivibration and isolation systems. Ballast free track elements.
    • Rubber level crossing SWISSCROSS

    • Accredited conformity assessment body and inspection body in the field of the railways
    • Notified Body (NoBo) Interoperability (No. 1991) in the field of the railway
    • Designated Body in the field of the railway in Switzerland, Germany, Austria and the United Kingdom
    • Accredited Certification Body for Entities in Charge of Maintenance (ECM) and workshops
    • Independent safety assessments and inspections
  • Sefag Components AG

    Sefag Components AG develops and produces specialized connecting components for electrical systems that ensure trouble-free, long-lasting power transmission. Since 1957, the Sefag name has stood for quick, tailor-made solutions to any connection problem.

    Whether in tight spaces in mechanical and plant engineering, in motion in automotive engineering or under heavy physical and electrical load in energy distribution – our components and systems come into their own when power has to be transmitted in difficult conditions.

    Our customers appreciate the quality of our products, not to mention our flexibility and reliability. They benefit from comprehensive consultation and support, starting with the joint conception and planning of a connecting element. Thanks to a wide range of possibilities in combining various components into individual assemblies, we can find the right solution to any challenge – even under tight schedules.

    In addition to engineering, our core skills also include the production of these specialized components, particularly welding and joining technology. We process, coat and connect aluminum, copper and other metals. This is where our decades of experience really pay off. Sefag Components AG thus stands for tailor-made, long-lasting connecting components in outstanding Swiss quality.


    When it comes to analysing, planning and implementing cost-efficient individual solutions and packages for rail infrastructure, we are a competent partner to public and private railway companies alike. Our comprehensive services for the rail system enable us to respond rapidly and flexibly to ever-changing requirements in new construction, renewal and maintenance. Our services also include driver training, vehicle maintenance management, logistics and personnel leasing.

    Our wide range of services are the work of our dedicated employees as well as state-of-the-art machine technology that our engineers helped to develop. Services

    • Electrical installations
    • Driver training
    • Complete switch point renewal
    • Track maintenance
    • Maintenance management
    • Innovations
    • Secondment of personnel
    • Rhomberg Sersa Technology
    • Rail welding
    • Track surveying systems
    • Logistics
  • TBF + Partner AG


    • Consulting, planning, design, construction supervision and project management for railway engineering projects.