Herrenknecht AG Email Format
Machinery ManufacturingBaden-württemberg, Germany1001-5000 Employees
Herrenknecht AG, based in Schwanau in Baden-Württemberg, Germany, designs and manufactures mechanized tunnelling systems. It supplies tunnel boring machines that operate across ground conditions and in diameters from 0.10 to 19 meters, with options tailored to transport tunnels and utility tunnels, as well as underground pipeline installation. Beyond machines, the company offers integrated tunnel-construction solutions and service packages that may include separation plants, conveyor systems, navigation and rolling stock components, segment moulds, and turnkey lining production facilities, together with technical consultancy and planning supervision. Its customers include operators and developers of major tunnelling and underground infrastructure projects, for whom the company provides equipment, project-specific solutions, and temporary personnel to support construction sites. In March 2026, Herrenknecht introduced a tunnel boring machine named Karen, reflecting ongoing product development and active project activity.