The Lycée Louis-le-Grand Mafia
17 people studied at Lycée Louis-le-Grand and went on to found or lead other companies.
Julien CristianiFounded CRYOPDPAnne-Charlotte ChauvetClasse préparatoire scientifiqueFounded GluetrailSarah NajmarkMathematicsFounded Osium AIGeoffrey NegiarHigher School Preparatory ClassesFounded The Forecasting CompanySkandere SahliMathématiquesFounded Sandra AIMariem Ould IsmailClasses préparatoires aux grandes écolesFounded StocklineAntoine BertrandClasses préparatoiresFounded ForesightAmin HamzaouiClasses préparatoires aux grandes écoles (CPGE)Founded NetterKarim BouriClasses préparatoires aux grandes écoles (CPGE)Founded WealorIsaline GoudeauClasse préparatoire ECSFounded ArianaJulien AjdenbaumClasses Préparatoires (Filières PCSI puis PSI*)Founded InteractionlabsRémi Martini2009Founded SarellySandrine Cousquer-OkasmaaBachelor of Arts - BAFounded TensecIsmael BelghitiBaccalauréat SFounded HireSweetFrançois de KerretBaccalauréatFounded ZeffyPaul-Adrien HyppoliteBaccalauréat in ScienceFounded Spiko Paris, FranceAlexandre ZanghelliniPreparatory SchoolFounded Arzeda
Frequently asked questions
- What is the Lycée Louis-le-Grand mafia?
- The Lycée Louis-le-Grand mafia is the network of 17 people who studied at Lycée Louis-le-Grand and went on to found or lead other companies, including CRYOPDP, Gluetrail, Osium AI, The Forecasting Company, Sandra AI.
- Who is in the Lycée Louis-le-Grand mafia?
- Notable members include Julien Cristiani (CRYOPDP), Anne-Charlotte Chauvet (Gluetrail), Sarah Najmark (Osium AI), Geoffrey Negiar (The Forecasting Company), Skandere Sahli (Sandra AI), Mariem Ould Ismail (Stockline), Antoine Bertrand (Foresight), Amin Hamzaoui (Netter), among 17 tracked members.
- What companies did Lycée Louis-le-Grand alumni found?
- Companies founded by Lycée Louis-le-Grand alumni include CRYOPDP, Gluetrail, Osium AI, The Forecasting Company, Sandra AI, Stockline, Foresight, Netter, Wealor, Ariana.






