Menzi Muck AG is a Swiss construction machinery manufacturer based in Rüthi, known for innovative, customer-focused walking excavator design and production since 1966. The company develops its product portfolio around customer needs, with walking excavators at the core, including the Menzi Muck M5x, M4x, M2 and A20/A25 models. Its range also includes compact machinery, crawler excavators, wheel dumpers, wheel loaders and crawler carriers.

To support varied applications, Menzi Muck offers attachments and equipment such as buckets, grapples, tiltrotators, swing drives, quick couplers, winches, demolition and extraction systems, and municipal and forestry accessories. Customers can access sales and aftersales support, service, spare parts and a used machinery marketplace. The company also provides operator courses and runs a driver club and fan shop. Menzi Muck AG is part of the Menzi Muck Group and serves an international audience through its dealer network and events. Its focus on product development and practical machinery is reflected in its ongoing emphasis on performance, versatility and customer requirements.