Experiential strengths Contact News Agencies and subsidiaries Group References Recruitment Isovoile English Route Olivier, 33 years old agency Director Hired as a works engineer, Olivier is now director of an agency of nearly 100 people. ... All routes Locations News March 24, 2014 Museography: a new profession? The company designed the entire museography of the Marseille History Museum February 24, 2014 A concrete cap The public works sector of the company has just completed a 110 m reinforced concrete protection gallery on the RN 205 in the descent of Egratz in Haute-Savoie. All the news Construction sites 2014 - Geoffroy-Guichard Stadium, Saint-Etienne (42) 2014 - FCBA Headquarters, Champs-sur-Marne (77) 2013 - Stade Jean Bouin, Paris 2012 - Satellite 4, Paris CDG airport Legal notices - Administration - © Copyright Léon Grosse News Agencies and subsidiaries Group Group Activities Key figures Organization Sustainable development History References By use By know-how Recruitment Why join us? Build your career Trainee space Beginners area Experienced space Discover our professions Isovoile Isovoile, innovation Isovoile, the principle Isovoile, the movie Isovoile and RT2012 An Isovoile site A technical and economical process English The group Research and Development Our Business Key figures Organization