Handelspartner
| ammonit | Agrob Buchtal | argelith | Ariostea | Atlas Concorde |
| Bärwolf | Casalgrande Padana | Cotto Deste | Villeroy&Boch | Engers |
| Floor Gres | Gepadi | Grespania | Imola | Interbau |
| Iris | Jasba | Keraben | Kerateam | Kermos |
| Klingenberg | Lasselsberger | Lithofin | Marazzi | Marquardt Keramik |
| Marca Corona | McTile | Nord Ceram | Novabell | Opoczno |
| Pamesa | PCI | Porcelanosa | Princess Ceramic | RAK |
| Rex | Rondine | Stargress | Schlüter Systems | Steuler |
| Ströher | Sopro | Venis | ||
| Vital Naturkeramik | Wedi | und weitere... |