Stierli-Bieger bends and straightens almost anything!

About us


Stierli-Bieger AG designs and builds universal horizontal bending and straightening machines, turning devices and storage systems. The first bending machine was produced in 1936 and has undergone continuous development ever since. Today Stierli-Bieger AG is a world market leader in horizontal bending and straightening machines.

Its customer base includes the metal processing industry and well-known steel producers, machine, ship and rail manufacturers throughout the world.

Our employees have a large production space and modern construction and manufacturing areas at their disposal. We have our own development, construction, production, assembly, marketing & sales and service departments and we work closely with selected suppliers.

All Stierli bending machines are supplied with CE declarations of conformity. As a family company in its third generation, we attach particular importance to our quality system and provide the customer with a guarantee of a lasting partnership, with all the security that brings.