Our History

1902: Clarence Léon Delachaux started an industrial company dedicated to the cable car, the revolutionary mode of transportation of that time.

1917: built its first industrial operation in its historical site of Gennevilliers (Paris- France)

1920’s: Clarence Leon Delachaux took part in the electrification of the Shanghai Metro project. Soon after, the company focused its activity into one common denominator: Transportation markets, with an international vision of its growth.

1936: Philippe DELACHAUX (The eldest son of Clarence Leon Delachaux and his 3 brothers (Jean, Pierre and André) managed the company’s operations.

 Then, innovation combined with the development of mobility for people, goods and services worldwide, has allowed the company to lay the foundation for its strong entrepreneurial drive along with an external growth policy for almost 40 years.


By 1954 …

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 Rail welding Metro and cable car electrification Conductor bar Chromium metal


1974: François DELACHAUX (the eldest son of Philippe DELACHAUX) is appointed CEO of Delachaux Group. During 30 years under his leadership and with the Board of Directors, composed of DELACHAUX family members and independent members, the Group accelerates its external growth policy to strengthen the various Divisions and its international presence.

  • 1975: Acquisition of the U.S. company INSUL-8 (Conductique)
  • 1987: Acquisition of the French company CEFILAC in Belley (Conductique)
  • 1987: Acquisition of the French company ALUMINOTHERMIQUE (Rail)
  • 1994: Acquisition of the U.S. company MATWELD (Rail)
  • 1995: Acquisition of the Italian company COMES (Conductique)
  • 1999: Acquisition of the French company STEDEF (Rail)
  • 2003: Acquisition of the British Group PANDROL (Rail)
  • 2007: Acquisition of the German Group WAMPFLER(Conductic)
  • 2008: Acquisition of the Swedish company ROSENQVIST (Rail)
  • 2010: Acquisition of the German company PLOTZ (Rail)

2011: In September 2011, CVC Funds completed, the take-private acquisition of Delachaux together with the founding family of André DELACHAUX, represented by his son, Stéphane DELACHAUX who is then appointed Chairman of the Board of SODELHO holding company.

  • 2011: Acquisition of the French company KLK (Rail)
  • 2012: Acquisition of the Australian company INTERCAST (Rail)
  • 2014: Acquisition of the Belgium company CDM Track (Rail)
  • 2015: Acquisition of the Indian company Harshad (Rail)
  • 2018 : acquisition of the German company LJU (Conductic)

The policy of profitable growth via innovation and internationalization continues...