| NATIONAL BRICKS & POTTERY CO.LTD. |
| National brightly projects |
| National Brilliant |
| NATIONAL BROTHERS GEN. TRAD. & CONT. COMPANY |
| National Brothers Trading |
| NATIONAL BUILDERS CONTRACTING CO. LTD. |
| NATIONAL BUILDING AND MARKETING COMPANY |
| National Building Co. |
| National Building Construction and Services |
| NATIONAL BUILDING MAINTENANCE COMPANY |
