Isthmus Sarl  is a privately owned company based in Paris (France), founded by Philippe Marlière in 2005. The company operates in the fields of Synthetic biology  and Xenobiology, inventing and developing disruptive biotechnologies of interest for the chemical and energy industries, as well as for the treatment and recycling of wastes. Isthmus is also committed to the advancement of far-reaching scientific and biotechnological projects, and participates to several consortia funded by the European Union within its 7th framework programme.