| 4501 | Air Castles Props Rentals Art Solutions 53253750E | 启用 |
| 4502 | Aar International Corporation S82UF0043H | 启用 |
| 4503 | Alparom Ag S91UF0069C | 启用 |
| 4504 | Akida Industries 52816117B | 启用 |
| 4505 | Atp Nominees Ltd S81UF0034E | 启用 |
| 4506 | Aslam's Store 52818267J | 启用 |
| 4507 | Aleyda Wellness 53165997J | 启用 |
| 4508 | Auto Buddy 52863192J | 启用 |
| 4509 | Advance Renal Care (novena) Pte. Ltd. 201312312D | 启用 |
| 4510 | Asia Brewery, Incorporated T12UF0821E | 启用 |
| 4511 | Ark International Consultancy 53016053J | 启用 |
| 4512 | Aurelius Gamma International Gmbh T14UF3371C | 启用 |
| 4513 | Air Max Aircon Service 53288463M | 启用 |
| 4514 | Aeronautical Development Partnership Limited T14UF3358J | 启用 |
| 4515 | Aspect Ratio 52808053M | 启用 |
| 4516 | Alliancetec T14UF3373F | 启用 |
| 4517 | Arnold Vermoegensverwaltung Gmbh & Co. Kg T14UF3362E | 启用 |
| 4518 | Atts Electronics Services 52899900A | 启用 |
| 4519 | Apocal Foundation S93UF0665H | 启用 |
| 4520 | Arimi Enterprise 52894046E | 启用 |
| 4521 | Api Pro Engineering Services 52811700M | 启用 |
| 4522 | Astrovision 52807892E | 启用 |
| 4523 | Adroit Sports Association T13SS0159F | 启用 |
| 4524 | Atwood Design And Decor 52800564B | 启用 |
| 4525 | Asia Business Resource Centre 53015660A | 启用 |
| 4526 | Aeroland Marine Supply 52894753B | 启用 |
| 4527 | Anda Realty 53216700K | 启用 |
| 4528 | Ap Audit & Consulting T13PF0015B | 启用 |
| 4529 | Association Of Outdoor Education Providers (singapore) T13SS0144K | 启用 |
| 4530 | Aerarium International 52897097J | 启用 |