Every day, people around the world live, work and play on ground prepared by Keller, the world's largest geotechnical specialist contractor.
Used alone or in combination, our techniques solve a wide range of challenges across the entire construction sector – from industrial, commercial and housing projects to infrastructure construction for dams, tunnels, transportation and water treatment, as well as projects to address environmental challenges.
Global strength and local focus are what makes us unique. Our knowledge of local markets and ground conditions means we’re ideally placed to understand and respond to a particular local engineering challenge. Our global knowledge base then allows us to tap into a wealth of experience, and the brightest minds in the industry, to find the optimum solution.
With around 10,000 employees and operations across five continents, we have the people, expertise, experience and financial stability to respond quickly, get the job done and see it through safely.
By connecting global resources and local knowledge, we can tackle some of the largest and most demanding projects around the world but the everyday work we do is just as important and, in total, we tackle an unrivalled 6,000 projects every year.
Tarmac, a CRH company, is the UK’s leading sustainable building materials and construction solutions business. Tarmac combines the knowledge andexpertiseof two of the construction industry’s most iconic brands: Tarmac, the pioneers of the modernasphaltroad120 years ago,and Blue Circle, the company that patented Portland Cement.
Our innovative products and solutions not only safely deliver the infrastructure needed to grow the UK economy today but also help to create a more sustainable built environment for the country’s long-term future.Tarmac hasan ambitious targetto reduce CO₂emissions by 30% by 2030 and reach net zero before 2050. We havecontributed to some of the UK’s biggest constructionand infrastructureprojects. TheseincludeHS2,The Sainsbury Laboratory, Wembley Stadium, Heathrow Terminal 5, Blackpool Sea Defences, TheShardand London 2012.
Tarmacdirectly employs around5,500 people across a nationwide network of over350 sites. Our solutions span aggregates, asphalt, cement, readymixconcrete, offsite manufacture, road contracting, highways maintenance and infrastructure services, building products and recycling services. This unique combination of people, technology and assets enables us to offer customers unrivalled choice,innovationand flexibility.
For more information, visit:www.tarmac.com
Active hours: Monday - Friday, 09:00-17:00, working days.
GeoStabilization International is a North American leader in geohazard mitigation, built around experienced engineers and field crews who respond quickly and execute safely in challenging terrain. Founded in 2002, we deliver landslide repair, rockfall mitigation, excavation shoring, grouting and ground improvement, and GRS IBS abutment construction through a design-build model that aligns engineering decisions with buildability and long-term performance.
With thousands of completed repairs and rapid mobilization capabilities, GeoStabilization International assists asset owners in reducing risk, restoring access, and maintaining the operation of critical corridors.
We do this work for one reason: to protect people and the infrastructure communities rely on. Follow the page for field lessons, early warning signs, and real-world mitigation insight.