CARDINAL INVESTISSEMENT, chaired by Stéphane RUBI , is the real estate development subsidiary of Cardinal Group , the holding company of Jean -Christophe Larose . Cardinal Investissement designs innovative places to live in constant concern for the welfare of the end user. Born in Lyon in 2003, the Cardinal Investment promoter has quickly become the preferred partner of authorities and companies in the service sectors , managed housing , hotel and hospital Always active in Rhône-Alpes , Cardinal Investissement has also developed throughout France : Bordeaux, Toulouse, Ile-de- France , Montpellier, Marseille ..