Thierry de Rudder

Lafarge SA engaged in the production and marketing of building materials. It produces and sells cement, aggregates and ready-mix concrete. The company's building products and solutions were used to construct and renovate homes, buildings and infrastructures. It provided its services under the brand name Lafarge. The company operated through the following divisions: Cement, and Aggregates and Concrete. The Cement division produced and sold a wide range of cement and hydraulic binders adapted to the needs of the construction industry. It also offered specialty cements suitable for use in a variety of environmental conditions and specific applications, natural lime hydraulic binders, masonry cements, and ground blast furnace slag. The Aggregates and Concrete division produced and sold aggregates, ready mix concrete, and products relating to paving activities. It also offered plaster based products which include plaster plate, plaster squares, coatings, metal framework and industrial plaster. Lafarge was founded by Joseph-Auguste Pavin de Lafarge in 1833 and was headquartered in Toulouse, France.

Compagnie Nationale a Portefeuille SA is an investment holding company. The company's asset portfolio can be split into two categories that include the investments through the Pargesa or Groupe Bruxelles Lambert (GBL) and the direct investments. The company was founded on November 20, 1906 and is headquartered in Loverval, Belgium

Groupe Bruxelles Lambert SA (Investment Company) (GBL-IC) is the investment management division of Groupe Bruxelles Lambert SA (EBR: GBLB), an investment holding company headquartered in Brussels, Belgiuim. The firm was founded in 1902 and is a subsidiary of Parjointco NV in The Netherlands. GBL-IC aims to maintain and promote the growth of a portfolio of investments focused primarily on a small number of companies.