He started as an audit and transaction advisory specialist (acquisitions, disposals) at KPMG. He joined Ledouble as a Project Director in independent expertise, financial valuation, contribution and merger auditing in many sectors of activity.


  • Financial valuation (shares, options, debt instruments)
  • Independent valuation
  • Contribution and merger auditing
  • Litigation assistance and damage assessment
  • Valuation of intangible assets and management packages 


  • Member of the APEI (Professional Association of Independent Experts)
  • Member of the SFEV (French Society of Valuators)

Send an email to Sébastien Sancho