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Our products

Project Solutions

We are your interdisciplinary partner for handling your project portfolio, from small to large and complex projects. Our services cover the entire life cycle of the project, from the concept phase through to construction and commissioning.

 About our project services

Maintenance Solutions

As an industrial service provider with decades of experience, Bilfinger is your partner for the maintenance of process plants. Our maintenance experts ensure the smooth operation of your plants, avoid unplanned plant downtimes and carry out general overhauls with thousands of work steps safely and on time.

About our maintenance services

Turnaround Solutions

With the Bilfinger Turnaround Solution (BTS), we have developed a method for optimally implementing your turnaround in the process industry. The result is a systematic approach with which you can plan and implement complete general overhauls at various locations over several periods.

About our turnaround services

Inspection Solutions

With our Bilfinger Inspection Solution (BIS), we offer you an efficient solution that combines various inspection services and supporting services, all via a single interface. Our experts from various disciplines are at your side at every stage of the plant life cycle - from prefabrication to routine inspections during operation to dismantling - to meet your various inspection requirements.

About our inspection services


Regardless of whether you need engineering for greenfield plants or modification and modernization projects for brownfield plants: We present you with the optimized solution. Our wide range of services includes engineering for process plants, buildings and the entire infrastructure surrounding your industrial plant - from feasibility studies and planning to sound advice and successful implementation.

About our engineering services

Insulation, Scaffolding and Corrosion Protection (ISP) 

Bilfinger offers you tailor-made solutions in scaffolding, insulation, corrosion protection and rope access to maximize your productivity and minimize downtime. Our multidisciplinary approach guarantees safe and efficient services, allowing you to focus on your core business.

About our ISP services

Electrical Instrumentation & Control (E&IC)

As a competent and manufacturer-independent service provider, we are fully aware of the sensitivity of your production facilities and the importance of electrical, measurement and control technology (EMSR). Benefit from the advantage of obtaining all Bilfinger services from a single source.

About our E&IC services


As a service provider for rotating machinery, we support you from the initial concept phase of the production system through to the continuous optimization of your production processes. With our in-house workshops, we can offer our customers tailor-made solutions and guarantee the highest quality and safety. 

About our mechanical services


We actively support you in the digitalization of your work processes, develop smart systems for data acquisition and analysis, reduce costs by introducing digital solutions and sustainably increase efficiency and plant availability.

About our digitalization services

      We make it work.
      You make the difference.

Our references

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  • Maintenance
  • Pharma & Biopharma
  • Efficiency
  • ISP
  • Energy

Who we are

About us

With seven locations and around 220 employees, Bilfinger Switzerland operates as an SME in the industrial services sector. As market leader, Bilfinger Switzerland offers its customers all services in the life cycle of an industrial plant, increases efficiency, ensures high availability and reduces maintenance costs.

More about Bilfinger Switzerland

Locations in Switzerland

Bilfinger Switzerland is at home in seven locations. The branches extend from the French part of the country, the Welschland, to the German part of Switzerland.

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Why Bilfinger Switzerland as a partner

Ten good reasons why you should choose Bilfinger Switzerland as your partner.

Why Bilfinger?


Bilfinger has been a sought-after solution provider for industry for over 140 years. Our services make a difference worldwide and support the process industry as a reliable partner for greater efficiency and sustainability. Get an overview of our orders here.

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Our Downloads

Bilfinger Switzerland provides various downloads. From brochures and flyers to certificates and purchasing and sales documents.

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Sustainability is priority number one: TotalEnergies continues to rely on Bilfinger’s maintenance services

  • 6-year maintenance contract for one of the most energy-efficient refineries in Europe
  • Contract volume in the high double-digit million euro range
  • Comprehensive services from a single source helps increase quality and energy efficiency
  • Cooperation based on trust since the Leuna plant was built 25 years ago


Leuna, Germany. Bilfinger and the TotalEnergies Refinery in Leuna, Central Germany, are continuing their long and successful cooperation: The industrial services provider will retain responsibility for large parts of the maintenance of the refinery in Leuna over the course of the next six years. The total volume of the new maintenance contract put out to tender by TotalEnergies, including budgeted revision and project services, amounts to a high double-digit million-euro sum. and will be booked in the Engineering & Maintenance Europe segment.

“We are pleased that TotalEnergies has chosen us after intensive negotiations. The continuation of this long-standing cooperation based on trust underscores our strong position as a solution provider for efficiency and sustainability”, says Bilfinger Group CEO Thomas Schulz. “As a leading German industrial service provider, we can optimally serve the trend towards outsourcing and greater sustainability with our high-performance teams, tools and processes. Because we deliver integrated maintenance services from a single source, we are able to ensure that our customers’ plants achieve the highest levels of efficiency and sustainability.”

Bilfinger Engineering & Maintenance has been responsible for the maintenance of large sections of the refinery complex since the time it was commissioned in 1997. A multidisciplinary team of more than 160 Bilfinger employees is on-site every day in Leuna, working to ensure the smooth operation of one of the largest, most modern and most energy-efficient refineries in Europe. The range of services being delivered includes the maintenance of piping systems, mechanical and electrical engineering as well as analysis and automation technology. In addition, the team is helping to ensure that the facilities meet the highest standards in terms of safety, environment and technology by carrying out modifications and providing support during scheduled turnarounds. 

The site of the French energy group's plant in Leuna covers 320 hectares and can process 12 million metric tons of crude oil a year. It also produces a wide range of products that are an essential part of our daily lives. Gasoline, diesel, heating oil, liquefied gas, aviation fuels, bitumen and many other specialty products for the chemical industry are produced by the company, where sustainable development is at the heart of its activities. The refinery is also Germany's largest producer of methanol, one of the chemical industry's most important basic materials.

The refinery is aiming to significantly reduce its carbon footprint as early as 2030. Comprehensive transformation projects - some of them in cooperation with partners from throughout the region - have been launched to achieve these goals. The majority of the projects are based on renewable electricity, the decarbonization of the energy being used - above all hydrogen, as well as the efficient use of waste heat.

Bilfinger and the multinational oil and gas group TotalEnergies are working together across Europe in upstream and downstream facilities, including the TotalEnergies refinery in Central Germany and the TotalEnergies E&P (Exploration & Production) offshore facilities in Denmark.

Contact Person 

Katharina Schönebeck
Manager Group Communications

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