E. Leroi is now director of his own company dedicated to land-planning and natural risk analysis. From 1991 to 2002 he was the head of the the geological natural risks department of natural hazard in Bureau d'Etudes Gélogiques et Minières (BRGM - French geological survey). He is now involved in one of the leading group in landslides assessment - the Joint Technical Committee 1 on landslides - on behalf of the three Sisters Societies ISRM, IAEG and ISSMGE. Recently he has been the authors of a multidisciplinary risk analysis in la Désirade Island (Guadeloupe France).
He also wrote some of the basic and mostly cited paper in landslide risk analysis:
- Leroi E., 1996, Landslide hazard - Risk maps at different scales : objectives, tools and development. ISL'96, 7th International Symposium on Landslides, 17-21 June 1996, Trondheim, Norway.
- Leroi E., Bonnard C., Fell R., Mc Innes R., 2005, State of the art paper: Risk assessment and management, International Conference on Landslide Risk Management, Vancouver, Canada, 31 May - 3 June 2005.
- Fell R., Ho K., Lacasse S., Leroi E., 2005, State of the art paper: A framework for landslide risk assessment and management, International Conference on Landslide Risk Management, Vancouver, Canada, 31 May - 3 June 2005.