About us

SOLO Swiss SA, founded in 1924, manufactures advanced industrial furnaces for the heat treatment of metals. The headquarters are located in Bienne, close to Bern in Switzerland and maintain manufacturing facilities in Porrentruy, Switzerland and in Guangzhou, China.

SOLO Swiss is one of the oldest furnaces manufacturer in Europe and exports its equipment all over the world including vigorous activity in China.


SOLO Swiss offers two types of furnaces:

1. Profitherm type batch furnaces. This unique, multifunctional arrangement of bell-type furnace and multiple quench tanks, allows a direct & rapid transfer of the load from the furnace(s) to the quench tank(s). The modular design enables easy expansions and allows all types of atmospheres and quench media.

2. Continuous furnaces. Featuring protective or treatment atmospheres with gas cooling or quenching in liquids.

All SOLO Swiss furnaces are equipped with alloy muffles to provide precision heat treatment and feature quick quenching.

SOLO Swiss furnaces are well suited for the treatment of the small complex metallic parts requiring an enhanced heat treatment and reduced distortion. Parts include: springs, clips, fasteners, coins, needles, hooks, ball bearings, parts for the aeronautics, cutlery, watch-making industry, micro mechanic, as well as, long parts for which the bell furnace is most suitable. In all these fields, SOLO Swiss SA’s customers have been amongst the most famous names in these industries for more than 40 years.

SOLO Swiss SA is focused on customer service and can provide a worldwide service for repairs and maintenance.

With more than 120 employees, SOLO Swiss SA is a third generation family owned business.


SOLO Swiss SA is a responsible company and is committed to sustainable development, good corporate governance and sound business ethics.
We hope that you will become a part of our world ! 




SOLO Swiss is ISO 9001 & ISO 14001 certified by SGS corporation, Switzerland based certification company.



SOLO Swiss is proud to be member of the following associations :

CECOF (Direct Member)
European industrial furnace and heating equipment organisation


Industrial Heating Equipment Association


International Federation for Heat Treatment and Surface Engineering


French association of Metallurgy & Surface Treatment


Chinese Heat Treatment Society