| National Development Trdg & Contg . Group |
| NATIONAL DEWATERING & LAND DRAINING CO (L.L.C) . |
| National Diamond Company Factory For Perfumes Manufacturing |
| NATIONAL DIESEL HEAVY EQUIPMENT SERVICES |
| NATIONAL DIESEL SERVICES |
| NATIONAL DIMENSION GEN. TRADING |
| NATIONAL DIMENSION GEN. TRADING |
| NATIONAL DIPLOMACY GEN. TRADING & CONT. COMPANY |
| National disinfection and sterilization |
| NATIONAL DISTRABUTION ESTABLISHMENT |
