Thomas Belaich

  • Economic modeling
  • Public finance
  • Debt sustainability

Thomas has been a research assistant on various topics, namely on monetary policies and the macroeconomics of the environmental transition, at CEPR among others. He has also been an intern analyst in sovereign debt advisory. Prior to joining GSA, he was an assistant at the minister of Labor’s cabinet.

He graduated from l’ENS Paris-Saclay, whereby he attended the Paris School of Economics, and also from HEC (management and finance) and Sciences Po (political theory).

Our team

Anne-Laure Kiechel

Founder & CEO

Temir Porras

Managing Director

Julien Dubertret

Managing Director

Emmanuel Deroude

General Manager

Nicole Arditti

Senior Advisor, Financial advisory

Joël Toujas-Bernaté

Senior Advisor, International institutions

Karin Roubaudi

Senior Advisor, Advocacy

Régis Prunier

Senior Advisor

Quentin Comet


Sophie Borra

Vice President

Maxence Lietar


Rabi Nawaz


Hadrien Davier


Théo Maret


Niccolo Rescia

Senior Analyst

Lazare Beullac

Senior Research Analyst

Fouad Azzi

Senior Analyst

Ismaïl Chraibi

Senior Analyst

Mathilde Gassies

Senior Analyst

Apolline Renaudin

Senior Analyst

Arthur Jourdain

Senior Analyst

Nathan Dérédec

Research Analyst

Caroline Bouret

Chief Financial Officer