| 3301 | Sla Design Consultants (s) Pte Ltd 199408811H | Active |
| 3302 | Servo Dynamics Pte Ltd 198602153D | Active |
| 3303 | Singapore Pre Cast Pte Ltd 197100560E | Active |
| 3304 | Sin Tien Seng (private) Limited 197000883D | Active |
| 3305 | Steelmatic Pte. Ltd. 200902008K | Active |
| 3306 | Syscon Pte. Ltd. 197601512W | Active |
| 3307 | Special Piping Materials (singapore) Pte. Ltd. 200403933D | Active |
| 3308 | Sea Shore Transportation Pte Ltd 197200739W | Active |
| 3309 | Seng Hup Metal Works Pte Ltd 200102415Z | Active |
| 3310 | Singapore Safety Glass Pte Ltd 198903342R | Active |
| 3311 | Sin Hong Hwa Pte Ltd 197701628N | Active |
| 3312 | Smc Pneumatics (sea) Pte Ltd 197401505K | Active |
| 3313 | Sciencescan Consultancy & Services Pte Ltd 198401990N | Active |
| 3314 | Seng Choon Farm Pte Ltd 198700888H | Active |
| 3315 | Syntech Engineers Pte Ltd 198902352M | Active |
| 3316 | Seng Chew Electric Contractor Pte Ltd 199409043H | Active |
| 3317 | Smj Furnishings (s) Pte Ltd 198800466G | Active |
| 3318 | Spare Parts Zone Pte. Ltd. 199500026M | Active |
| 3319 | Sunway Marketing (s) Pte Ltd 197501497R | Active |
| 3320 | Star Service Co 08264400D | Active |
| 3321 | Ssh Corporation Ltd. 197600985C | Active |
| 3322 | Sin Lian Seng Engineering Services Pte. Ltd. 200923358K | Active |
| 3323 | Sin Kang Lian Hardware Co
| Active |
| 3324 | Synheat Manufacturing Pte Ltd
| Active |
| 3325 | Soon Heng Tables & Chairs Service 20885200W | Active |
| 3326 | Sing Int'l (S) Pte Ltd
| Active |
| 3327 | Singa Chem Pte. Ltd. 200408365W | Active |
| 3328 | Shell Eastern Petroleum (pte) Ltd 196000089G | Active |
| 3329 | Staron Engineering Enterprise 52920858W | Active |
| 3330 | Sin Hai San Enterprise 52932330C | Active |