| (ISC)2 Singapore Chapter | Singapore |
| 1-Net | Singapore |
| 10Steps.SG | Singapore |
| 1982 Ventures Pte Ltd | Singapore |
| 1Cloudstar | Singapore |
| 1mobility | Singapore |
| 1st Singapore Web Hosting | Singapore |
| 2359 Media Pte Ltd | Singapore |
| 24K Designs | Singapore |
| 2BrightSparks Pte Ltd | Singapore |
| 2C2P | Singapore |
| 2EZ Asia Pte Ltd | Singapore |
| 2nd Square Pte Ltd | |
| 2Stallions Pte Ltd | Singapore |
| 33 Talent | Singapore |
| 360Converter | |
| 360VR Asia | Singapore |
| 3D Matters | Singapore |
| 3D Networks | Singapore |
| 47 Media Pte Ltd | Singapore |
| 482.solutions | Singapore |
| 4Axis Technologies Pte Ltd | Singapore |
| 65 Equity Partners | |
| 6Estates | Singapore |
| 80RR Fintech Hub | Singapore |
| 81Ravens Pte Ltd | |
| 90 Seconds | Singapore |
| 99.co | Singapore |
| 9°REALTÀ | Singapore |
| A&A Computer | Singapore |
| A-IT Software Services Pte Ltd | Singapore |
| A2000 Solutions Pte Ltd | Singapore |
| Above1 | Singapore |
| ABS Computer Pte Ltd | Singapore |
| ABtUS Singapore | Singapore |
| Academy of Medicine, Singapore | |
| AccelerAsia Pte Ltd | |
| Accelerating Asia Pte Ltd | Singapore |
| Accentuate Pte Ltd | Singapore |
| ACE Peripherals Pte Ltd | Singapore |
| Acer Singapore | Singapore |
| Acess Televentures | Singapore |
| Achates360 Pte Ltd | Singapore |
| Achievement | Singapore |
| Achip & Achair Global | Singapore |
| ACM Biolabs Pte Ltd | Singapore |
| Acmex | Singapore |
| ACRE Design Pte Ltd | Singapore |
| Activamedia | Singapore |
| Activate Interactive Pte Ltd | Singapore |