| SIGMA CERAMICS BUILDING MATERIALS TRADING L L C - SHJ. BR |
| SIGMA CHEMICALS SARL |
| Sigma Coatings Egyptian Italian Industrial Paints |
| SIGMA COMPOSITES INTERNATIONAL GENERAL TRADING L.L.C |
| SIGMA COMPOSITES INTERNATIONAL PIPES AND FITTINGS CONTRACTING L.L.C |
| sigma composites interna tional pipes and fittings contracting l.l.c - Warehouse 1 |
| SIGMA COMPUTERS |
| SIGMA COMPUTERS |
| SIGMA CONVERGENCE TECHNOLOGIES (FZC) |
| Sigma Core |
