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History & Timeline

History of TES

TES is a leading European industrial designer and manufacturer of tailor-made power generators, motors, drives, and other electrical machines and their system components with a track record of almost 100 years. The Company’s product range consists of three fully vertically integrated business lines: Machines & Solutions, System Components and Technical Service. TES is the global partner of choice for a large and highly attractive group of leading blue-chip customers consisting of both, customers with long-standing relationships. Products are manufactured at the Company’s own manufacturing site located in the center of Europe in an attractive area which is characterized by leading cost metrics and well-known for its engineering and manufacturing know-how. TES was founded in 1919 and is based in the Czech Republic with a representative office in Germany.

  • 1919

    In September 1919, Josef Sousedík announces in a Vsetín newspaper that he is opening an electrical engineering factory on the site of a former sawmill in Vsetín-Trávníky belonging to builder, Rudolf Londin.
  • 1920

    Josef Sousedík submits his first patent for an automatic starter and, a year later, another patent for a three-phase self-excited generator. In the following years he submits a total of 58 patents in Czechoslovakia and 163 more abroad.
  • 1927

    A foundry with a pattern shop is built. A new machine tool shop goes into operation.
    Here, DC machines are produced, and later synchronous AC generators and squirrel-cage induction motors are added to the product line.
  • 1934

    The Company has as many as 200 employees, but it feels the effects of the Great Depression and Josef Sousedík’s property is transferred to the Ringhoffer-Tatra Company.
  • 1945

    The Company develops further under the brand name MEZ Vsetín, which later becomes the property of ZSE Praha holding. Most products are exported to the Soviet Union.
  • 1994
    The Company is privatized and TES VSETÍN, s.r.o. is founded.
  • 1995

    The design department increases the output of DC metallurgical motors. TES expands, especially in Western Europe.
  • 2002

    TES introduces vertical and horizontal generators for small hydroelectric power stations. The synchronous version is produced with outputs up to 3 MW, asynchronous up to 1 MW. Products for the renewable energy sector are first introduced.
  • 2005
    The Company expands to other continents. Generators for hydroelectric power stations have outputs up to 5 MW, generators for general industry up to 4 MW, permanent-magnet motors up to 2 MW, and induction voltage regulators up to 1,400 kVA.
  • 2010

    TES introduces a generator for wind power stations. It becomes the leader in the wind power generator sector.
  • 2011

    TES is included in the portfolio of the global investor Advent International.

  • 2012

    The Company merges with MEZSERVIS, a well-known manufacturer of electric drives, testing stands, switchboards and industrial automation projects.
  • 2013

    Opening of new testing and assembly hall.
  • 2017

    TES is awarded EU innovation projects for optimization of weight and insulation of generators and development of test stands for emission testing of commercial vehicles over 3.5 tons.
  • 2017
    Prototypes for new generation of ship motors developed