| Angels of Impact | |
| Anonym Technologies Pte Ltd | Singapore |
| Ant Team Social Media Market Pte Ltd | Singapore |
| Antking Pte Ltd | Singapore |
| ANTlabs Pte Ltd | Singapore |
| Antler | Singapore |
| ANTPOOL Technologies Pte Ltd | |
| AntWorks Pte Ltd | Singapore |
| Any Video Converter | |
| AnyDigital | Singapore |
| Apance Pte Ltd | |
| APC Hosting Pte Ltd | Singapore |
| Apillon | |
| APITemplate.io | Singapore |
| Apixel IT Support | Singapore |
| App House | Singapore |
| APP Systems Services Pte Ltd | Singapore |
| AppDine Pte Ltd | Singapore |
| Appfromlab Pte Ltd | Singapore |
| Appknox | Singapore |
| AppLabx | |
| Apple Seed Pte Ltd | |
| Apple Singapore | Singapore |
| Applied Instruments Pte Ltd | Singapore |
| Applify Tech Pte Ltd | Singapore |
| Appreneurs.Co Pte Ltd | Singapore |
| Appsilan Asia Pte Ltd | Singapore |
| Appvantage | Singapore |
| Appxplore (iCandy) Ltd | Singapore |
| Appzgate Solutions Pte Ltd | |
| Aptsys | Singapore |
| Aramid.finance | Singapore |
| Arbor Ventures | Singapore |
| ARC Mobile | Singapore |
| Arcadier Pte Ltd | Singapore |
| Arcstone Pte Ltd | Singapore |
| Argent Holdings Pte Ltd | Singapore |
| Argentra | Singapore |
| Armfoot Integrated Technology Pte Ltd | Singapore |
| ARPA | |
| ARQon | |
| Artflow AI Pte Ltd | |
| Artnexus Design Pte Ltd | Singapore |
| Arttha | Singapore |
| Arvin | |
| Ascelade | Singapore |
| AShield Technologies | Singapore |
| Asia Pacific Bioinformatics Network | Singapore |
| Asia Systems Technologies Pte Ltd | Singapore |
| AsiaCloud Solutions Pte Ltd | Singapore |