Global market leaders in tunnel engineering and design

Tunnels are our DNA and expert engineering is our heritage. Together with our clients, we deliver tunnel projects that support better urban mobility, encourage connections and support travel and trade around the world.
Artist impression of tunnel portal with cars

©Femern A/S

At TEC, we work with you to find the best solution to meet the needs of your project. We can deliver the full spectrum of tunnel types – with expertise across the tunnel lifecycle.

From concepts and design, to procurement, safety and maintenance. Our experienced team combines the expert consultancy services of our parent companies Royal HaskoningDHV and Witteveen+Bos, allowing us to call on specialist and sector expertise to realise even the most complex projects.

We take a collaborative approach with clients and stakeholders. Embracing digital tools to not only optimise designs and ensure efficient engineering – but enhance the project process. Through better visuals and communication with stakeholders, we make the design of tunnels seamless.

Explore our tunnelling services

Civil Engineering Tunnels
Arial view of a construction siteCivil engineering tunnels

Civil engineering tunnels

Dynamic Systems
The inside of the Calland tunnel with lights Dynamic systems

Dynamic systems

Other tunnel services
marie holmes tunnelOther tunnel services

Other tunnel services

Our key drivers

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Full-spectrum tunnel design, tailored to you
With a specialism in immersed tunnelling, our world-leading tunnel engineering, design and maintenance covers all tunnel types. Through our parent companies, Royal HaskoningDHV and Witteveen+Bos, we can enhance projects with dedicated sector expertise. Providing a truly tailored service.
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Expert stakeholder management
At the heart of any good project is good stakeholder management. Whether using 3D modelling to communicate designs or building strong relationships with public, private or government partners. We pride ourselves on getting the consensus to drive projects forward.
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Sustainability built-in
Public opinion on sustainability is changing as new, tougher targets are introduced. We look to lead best practice in sustainable tunnel engineering and construction. Whether retrofitting existing tunnels, reducing material consumption, using new materials or managing wildlife and introducing artificial reefs around projects. We build-in the environment into our projects wherever possible.
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Collaboration at our core
Whatever your challenge or context, we collaborate with you and your stakeholders to identify the right solution. Implementing it and maintain it across the tunnel lifecycle.

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Discover our tunnelling projects around the world

View all our projects
Hans de Wit - Managing Director / Senior Consultant

Hansde Wit

Managing Director / Senior Consultant

Get in touchGet in touch

Want to work on world-leading tunnel projects?

Working at TEC, you’ll have the chance to play a part in tunnelling projects around the world. Learning from experienced project managers and engineers. And through our parent companies, Royal HaskoningDHV and Witteveen+Bos – you’ll also get the opportunity to explore specialisms.

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