Keller is the UK's leader in geotechnical solutions. Most of our clients contract with us on small jobs, and delivering these on time, to high quality, every time is what builds our reputation and makes us the contractor of choice locally. Our divisions below provide additional specialist services. And, as part of a global company, we also have the financial strength, know-how, capacity and the global reach to tackle larger and more demanding projects.

Phi Group

Phi Group are the largest retaining solution specialist in the UK, designing, supplying and building retaining structures (Permacrib retaining walls, soil panels, modular block reinforced earth systems and planted/grassed reinforced soil slopes).Additionally they can supply gabion baskets, concrete panels and similar supplies for retaining systems. More about Phi Group

GEO-Instruments

GEO-Instruments specialises in providing instrumentation and monitoring solutions for a wide range of geo structural applications. We focus on providing reliable data from professionally installed instrumentation and presenting it to our clients in a clear and effective and user friendly way. More about GEO-Instruments

Our history

Operational for more than 40 years, Keller is the UK's leader in geotechnical solutions.  
Operational for more than 40 years, Keller is the UK's leader in geotechnical solutions.  
Operational for more than 40 years, Keller is the UK's leader in geotechnical solutions.  
Operational for more than 40 years, Keller is the UK's leader in geotechnical solutions.  
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How we work

How we work is just as important as the successes we achieve
How we work is just as important as the successes we achieve
How we work is just as important as the successes we achieve
How we work is just as important as the successes we achieve
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About Keller Group

Keller UK is one of the connected companies of Keller. With offices in more than 40 countries across six continents, Keller is the largest geotechnical contractor in the world.