Founded in 1869, AMMANN is a Swiss group based at Langenthal, between Bern and Zurich. With 1600 employees in 19 companies, AMMANN operates in 3 main sectors of activity and has a partnership with YANMAR for compact machinery.

Compaction: Complete range of machines, from the compactor plate to vibrating roller via compacting control systems.	Mineral processing : Electrical controls and complete systems for preparing basic stone and earth in construction. Raw materials used in the production of concrete.
Asphalt and concrete plants: Electrical units and controls for the production of coated materials.	Compact equipment:       YANMAR mini-excavators, carriers and loaders are distributed by AMMANN companies in Swizerland, France and UK.