 | Lhoist World' s leading producer of lime and dolime. |
| Balthazard & Cotte Excavates and works limestone quarries throughout Europe. Today we are number one in France and second biggest in Europe. |
| Askania We manufacture and market industrial sand, minerals and chemicals, waterglass and products for purification of water, air and gas along with a variety of other raw materials. |
| Taisal Trading International sourcing and distribution of products. |
| Scora Scora produces Magnesium and Calcium Carbonates by separation of both elements extracted from the dolomite(=MgCO3+CaCO3). |
| Provencale Provencale S.A., one of the main European manufacturer of calcium carbonate, transforms the limestones from its quarries into industrial products like Mikhart and Calgar. |
| Magnesia Our wide range of Calcium- and Magnesium compounds can follow the varied demands of our international customers. |
| Carmeuse The world' s leading supplier of premium quality diatomite and perlite products, marketed for its Celite, Harborlite and Europerlite subsidiaries through a worldwide network of sales offices in 14 countries.Carmeuse is an international group leader in the production of calcitic and dolomitic limestone, quick lime and hydrated lime in North America, Western and Central Europe and Africa. |
