Keller Group plc provides specialist geotechnical services in North America, Europe, the Asia-Pacific, the Middle East, and Africa. The company offers ground improvement services, grouting, deep foundations, earth retention, ground improvement, marine, and instrumentation and monitoring services, as well as post-tension systems and industrial services. It also provides solutions, such as bearing capacity improvement, low carbon construction, containment, excavation support, stabilisation, marine structures, seepage control, slope stabilization, and monitoring. The company provides its services to the construction sector in commercial, industrial, infrastructure, institutional/public, power, and residential. Keller Group plc was founded in 1860 and is headquartered in London, the United Kingdom.