Complex sentence: The company was founded in 1924 by Fritz Styner and Rudolf Bienz as a small mechanical workshop in Bümpliz (Berne) and a collective company'Styner + Bienz'.
Split into simpler sentences: The company was founded in 1924 by Fritz Styner and Rudolf Bienz as a small mechanical workshop in Bümpliz (Berne). It became a collective company'Styner + Bienz'.