In 1823 Josef Lobmeyr senior founds the company in Vienna’s Weihburggasse and soon becomes Purveyor to the Imperial Court. The company is later run by his sons Josef and Ludwig Lobmeyr. Ludwig becomes the pioneer of Austrian/Bohemian crystal production and presents the company at the first World Fairs; in 1864 he is the co-founder of the Austrian Museum of Applied Arts in Vienna.
Ludwig’s nephew Stefan Rath senior (1902–1960) lead Lobmeyr into the Modern Movement and was a co-founder of the Österreichischer Werkbund in 1912. In the early 20th century Lobmeyr begin to work with Josef Hoffmann and the other artists of the Wiener Werkstätte and during this time many key and enduring designs are created.
Hans Harald Rath (1938–1968) rebuilds Austrian crystal manufacture after the war and revolutionises chandelier design. An example of his work still hangs in the auditorium of the Vienna State Opera today.
Harald, Peter and Stefan Rath (1968–2008) expand the company, enter the Arabic and Japanese markets and open a store in Salzburg.
In 1972 the chandelier manufacturer Zahn (founded 1780) is acquired. Andreas, Leonid and Johannes Rath(from 2000) grow the international sales activities and focus on co-operations with a new generation