Tortoise was founded in 2017 by Laurent Ponson, Stéphane Vernède and Simon Trancart to develop and commercialize innovative solutions in the field of material characterization.

Tortoise holds exclusive license on patent rights protecting a method invented by Laurent and Stéphane that deciphers information encoded in fracture surface.


Laurent Ponson is a preeminent scientist who invented the patented method for quantitative fractography

Simon Trancart is an entrepreneur with experience as engineer and founder of tech start-ups

Stéphane is a scientist, developper and serial entrepreneur

Naman Negi is data scientist with mechanical engineering background and international experience in the automotive industry

François Rossiensky is a seasoned manager with extensive international experience in IT companies