• We specialise in supplying all kinds of steel structures

    Our mission builds on creativity,
    openness, credibility – and safety


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Reasons to choose CSK

Ten good reasons to choose CSK as a supplier of steel structures for your data centre

Safety

01

Safety

Occupational health and safety have top priority at CSK. This is borne out in a number of exceptional safety initiatives, and a certification under ISO 45001:2018.

Flexibility

02

Flexibility

Flexibility is a constant parameter throughout the value chain at CSK – from the type of contract, to design, production, logistics, delivery time and installation.

Team

03

Team

CSK ensures that the expectations of the developer and management contractor are totally reconciled, and puts together the perfect team for each project on that basis.

End-to-end

04

End-to-end

CSK offers design, planning, production and surface treatment for primary and secondary steel structures, in addition to the associated metalwork and assembly.

Production control

05

Production control

Our FPC (Factory Production Control) is certified under EN 1090-1 EXC 4. This means that we can CE mark steel structures in the highest consequence class (CC3) under the European Construction Products Regulation.

Quality management

06

Quality management

The quality management system at CSK’s factories in Denmark is based on ISO 9001. Our factory in Latvia is certified under ISO 9001:2015.

Sustainability

07

Sustainability

CSK works actively with environmental, social and economic sustainability. We operate within the leading international sustainability standards (DGNB, BREEAM, LEED and HQE) and are also environmentally certified under ISO 14001:2015.

Logistics

08

Logistics

Efficient and flexible logistics are a key element of CSK’s success. Our logistics department has both the experience and determination to meet any customer request.

Contract

09

Contract

CSK has extensive experience in the contractual and legal aspects of a wide range of construction and building projects. Our experience covers everything from data centres and industrial structures to building components such as staircases, balconies and steel roof trusses. We have experience with NDAs and other contractual matters. We are also open to exploring different forms of collaboration.

Financial stability

10

Financial stability

When you choose CSK, you are choosing a steel supplier with the financial stability necessary to take your construction project safely to the end. As an added security for you, we have the highest Bisnode credit rating (AAA).

We are your partner in developing the infrastructure of tomorrow

Together with our clients and partners, we develop and deliver advanced steel structures. With more than 25 years of experience, we combine engineering expertise, technical knowledge and innovation to create solutions defined by quality, functionality and precision.

From initial concepts and technical calculations to fabrication, delivery and final installation, we take responsibility for the entire process. With steel as our core expertise, we deliver complex structures that support the infrastructure of tomorrow.

Our values

Creativity
We challenge conventional thinking and create innovative solutions that push boundaries

Openness
We value transparency, honest dialogue and close collaboration with our clients and partners

Credibility
A promise is a promise. We stand by our commitments and do everything in our power to deliver what we promise

Safety
We prioritise safety in everything we do, ensuring reliable structures and responsible execution throughout every project.

ANYTHING IS POSSIBLE WITH STEEL

Experience meets
innovation

At CSK, innovation is an integral part of our approach to engineering and construction. We continuously challenge conventional methods and develop solutions that create new opportunities within data centres and critical infrastructure. This requires technical insight, creative thinking and the ability to recognise the potential of new materials, methods and structural solutions.

Steel is our core expertise, but the complete solution is what matters. We bring together architecture, functionality and technical requirements, drawing on our capabilities throughout every stage of the project. Through close collaboration with clients, architects and consultants, we turn complex requirements into well-engineered and efficient structures.

We believe the best solutions emerge when experience meets innovation. That is why we continuously explore new ways to optimise our structures and develop solutions that meet the industry's evolving demands and support the infrastructure of tomorrow.

The Strength of Steel

The future
is built in steel

The future of construction brings new demands for materials and structural solutions. There is a growing need for solutions that combine strength, flexibility and functionality while adapting to evolving requirements. At CSK, we believe steel plays a vital role in shaping this development.

With its high strength-to-weight ratio and versatility, steel enables innovative structures with long service life and extensive architectural freedom. It allows even complex structures to be realised with precision and efficiency, while providing the flexibility to adapt and evolve buildings over time.

At CSK, we are committed to unlocking the full potential of steel and developing solutions that combine quality, functionality and efficiency. Drawing on our experience, technical expertise and engineering capabilities, we aim to contribute to the future of construction through durable structures designed to meet both today's and tomorrow's demands.

Responsibility in Every Step

Safety is our
top priority

At CSK, safety is an integral and non-negotiable part of everything we do. Our guiding mantra, “We Strongly Believe In Safety”, is more than just a slogan – it is a principle that reflects our uncompromising approach to safety and our responsibility towards both employees and business partners.

We are committed to creating safe working conditions at every stage of the process. This applies not only to the work carried out at our factories, but also to loading, transportation and installation. Regardless of the task, safety is always considered from the outset, and we never compromise when it comes to people's safety.

For us, it is about taking responsibility, staying one step ahead and ensuring that everyone returns home safely at the end of the working day. That is why safety at CSK is not merely a procedure – it is a shared culture and a core value that we stand by every single day.

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Reasons to choose CSK

Ten good reasons to choose CSK as a supplier of steel structures for your data centre

Safety

01

Safety

Occupational health and safety have top priority at CSK. This is borne out in a number of exceptional safety initiatives, and a certification under ISO 45001:2018.

Flexibility

02

Flexibility

Flexibility is a constant parameter throughout the value chain at CSK – from the type of contract, to design, production, logistics, delivery time and installation.

Team

03

Team

CSK ensures that the expectations of the developer and management contractor are totally reconciled, and puts together the perfect team for each project on that basis.

End-to-end

04

End-to-end

CSK offers design, planning, production and surface treatment for primary and secondary steel structures, in addition to the associated metalwork and assembly.

Production control

05

Production control

Our FPC (Factory Production Control) is certified under EN 1090-1 EXC 4. This means that we can CE mark steel structures in the highest consequence class (CC3) under the European Construction Products Regulation.

Quality management

06

Quality management

The quality management system at CSK’s factories in Denmark is based on ISO 9001. Our factory in Latvia is certified under ISO 9001:2015.

Sustainability

07

Sustainability

CSK works actively with environmental, social and economic sustainability. We operate within the leading international sustainability standards (DGNB, BREEAM, LEED and HQE) and are also environmentally certified under ISO 14001:2015.

Logistics

08

Logistics

Efficient and flexible logistics are a key element of CSK’s success. Our logistics department has both the experience and determination to meet any customer request.

Contract

09

Contract

CSK has extensive experience in the contractual and legal aspects of a wide range of construction and building projects. Our experience covers everything from data centres and industrial structures to building components such as staircases, balconies and steel roof trusses. We have experience with NDAs and other contractual matters. We are also open to exploring different forms of collaboration.

Financial stability

10

Financial stability

When you choose CSK, you are choosing a steel supplier with the financial stability necessary to take your construction project safely to the end. As an added security for you, we have the highest Bisnode credit rating (AAA).

History

Acquisition of 6,200 m2 factory area and establishment of factory on Industrivej 49 in Thisted, Denmark
2001
Establishment of drilling/sawing machines in Latvia
2005
Expansion of production area in Latvia by 800 m2, bringing the total area up to 11,050 m2
2007
Establishment of a metal cutting facility through the acquisition of Industrismeden, Thisted
2014
The factory on Industrivej 49 is converted into balcony production
2015
Acquisition of 10,000 m2 area on Industrivej 7, Thisted (Denmark)
2019
Industrivej 49 sold
2021
Acquisition of Morsø Stålbyg ApS
2022
Acquisition of HB Schack A/S
2025
Factory expansion in Thorsted completed
2026
1997
CSK is established in Sundby, Denmark
2004
Acquisition of SIA CSK Steel in Latvia with 10,250 m2 of production area
2006
Expansion of ownership group
2010
Acquisition of Thy Stål-Byg A/S with 13,600 m2 of production area
2014
Acquisition of KAK Stålindustri ApS
2017
The factory in Latvia is expanded by 3,750 m2
2020
Inauguration of new head office on Industrivej 7, Thisted (Denmark)
2022
25th anniversary (21/7 2022)
2022
Acquisition of Immers Industries ApS
2026
Factory expansion in Latvia completed