After selling his first company, he used his funds to co-found, Pargesa, a holding company. Immediately, he began to buy up other companies totally, or purchase shares. Pargesa bought Groupe Bruxelles Lambert, shares in Petrofina, Tractebel, Compagnie Luxembourgoise de Télédiffusion, also known as the RTL Group, and a wide range of other companies. In addition to his own company, he is also the co-owner of Louis Vuitton Hennessy Moet (LVMH) with Bernard Arnault.