Geotechnics, Tunnel Design, Engineering

Gall Zeidler Consultants is an international engineering consultancy specialized in solutions for tunnel and underground schemes. We provide geotechnical and tunnel engineering services along with consultancy in tunnel construction as well as program and construction management. With decades of international experience in all areas of underground construction, we are a global leader in our field and have successfully completed over 300 miles of tunnels worldwide.

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Our Services

We provide professional tunnel and geotechnical engineering services across all stages of a tunnel project, from planning and design to construction support and management. Together with our clients and partners in both public and private sectors, we develop state-of-the-art solutions to overcome complex engineering challenges.


Our Global Offices

With our offices in North America, South America, Europe and Asia, we are represented in all major global markets. Explore our offices and get in contact with us.

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