N° Stand : ⚓️ Salon A FLOT / ON-WATER Show

Expert in marine and land geophysics since 1994, Subtop offers a wide range of instruments and integrated solutions for underwater and terrestrial investigations.

Dealer of products, and also integrator to derive full technical solutions, Subtop is today a major and long-lasting player in France and in worldwide French-speaking countries.

Subtop is a dealer of the most famous brands in the field of application of terrestrial and aquatic investigations. We have a stock of new equipment to meet your most urgent requests, or to organize tests and demos in real conditions.

Subtop supports you from the definition of the solution until its installation, the training and the follow-up of your teams (technical support, maintenance, after-sales service, evolution of the solutions).

Our R&D center

The products can be integrated into more complex systems. Our team is here to ensure the good use of our products and to develop turnkey systems that will meet your needs.

Our training center

We offer a wide range of thematic or customized trainings in Hydrography and Topography.

Need further information? Contact us !


  • Contact : Thomas LONGCHAMP
  • E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • Phone : +33(0)1 64 55 80 40


  • Adress : 3 Rue des Prés 91290 ARPAJON
  • Country: FRANCE