At every stage of your projects,

Duo Services gives you the means to make your ambitions a reality.

Our leadership can be explained by our ability to offer customised solutions to our clientele that include our full-range of expertise. Our strength lies in this very combination of skills, which sets us apart from our competitors.




DUO SERVICES gathers together all the necessary tools for our subsidiaries to successfully do business by giving them the means to put these into practice.


The group has its own engineering departments which develop innovative products incorporating the major breakthroughs in the building industry and provide the drawings for installing any equipment hired out.


1 production factory based in the Centre region.


Our turnover is made through direct hire or sales.
Customised funding solutions are possible.


Founded in 1950 with its factory right in central France, in Vierzon, RETOTUB provides its customers with technical and industrial expertise.

The company manufactures and sells to businesses and rental companies :
– Multireto and Multisystem multidirectional types of scaffolding
– a complete propping range including steel and aluminium props, shoring towers and collective protection equipment.
In addition, our customers’ wall formwork can be given a makeover at the Lyon repacking workshop.

With over 30 technical sales representatives and project managers covering the whole of France and Belgium, assisted by some ten logistics platforms, DUO SERVICES nurtures the means it needs to be able to provide its customers with the right solutions at the right time through local, regular and reliable contact.

Backed by a highly effective engineering department, the assembly/dismantling teams workon sites within our traditional areas of influence. An industrial unit for repacking multi-brand formwork provides this service: setting it apart in the profession.

Rare range of 10 additional product lines available for hire, making up a total equipment fleet for hire worth over 50 million euros, including :

  • Scaffolding,
  • Props,
  • Shoring towers,
  • Safety products for building sites,
  • Straight and curved SATECO formwork,
  • Stainless steel or steel skin straight OUTINORD formwork,
  • Cantilever bridges,
  • Man-handled formwork,
  • Industrial formwork repacking,
  • Bungalows for tertiary use or building sites.