70 year anniversary : Cotherm celebrates another milestone. The company was founded in 1948 in Grenoble, France by the Serigny family, specializing in the design and production of thermostats for electric storage water heaters. Today it is a market leader in temperature and energy management solutions.


Export sales, driven by a will to expand into new geographical markets, first started in the 1950s.  In the 1980s and 90s, Cotherm significantly expanded its base with the creation of both sales and production subsidiaries and joint venture partnerships.



For the past 18 years, significant marketing and R&D efforts have led to a variety of innovative products in the area of energy management.  New solutions are presented each year to meet global market evolutions in the areas of energy efficiency, transition to renewable energies, smart grid and connectivity.

With different hybrid technologies, Cotherm has become an expert in water heating technologies, working with major Original Equipment Manufacturers worldwide.  Cotherm products can be found in every continent.

Our management is committed to pursuing our vision as a market leader working in partnership to build value with our long term partners.