François Clement Wanecq

Cookson Group plc is a materials science company which supplies consumables used mainly in the production of steel, foundry castings and electronics. It operated in three reportable segments: Engineered Ceramics, Performance Materials and Precious Metals Processing. The Engineered Ceramics segment is a manufacturing and marketing of high performance specialty ceramic refractory products. The Performance Materials segment supplies consumable electronics assembly materials and advanced surface treatment and electroplating chemicals. The Precious Metals Processing is a leading supplier of fabricated precious metals to the jewellery industry in the UK, France and Spain, and also has significant precious metal refining operations. The company was founded by Isaac Cookson in 1930 and is headquartered in London, the United Kingdom.

Vesuvius France SA manufactures refractory products. The company is headquartered in Feignies, France.

ArjoWiggins SAS manufactures and distributes paper. The company was founded in 1991 and is headquartered in Boulogne-Billancourt, France.

Part of Compagnie de Saint-Gobain SA, Saint-Gobain Abrasives SA is a Luxembourger company that manufactures abrasives for cutting, grinding and finishing applications. The private company is based in Bascharage, Luxembourg.

Founded in 1919, Vesuvius Ceramics Ltd. is a subsidiary of Vesuvius Plc and functions as an investment holding British company. The private company is based in London, UK.