| Assumption College | |
| Astarc Ventures | Maharashtra |
| Astech Info Solutions Pvt Ltd | |
| Astech Web Services Pvt Ltd | Maharashtra |
| Asteeva Solutions Pvt Ltd | |
| Asteria Aerospace | |
| AsteriaSoft | Maharashtra |
| Asterix Solution | Maharashtra |
| ASTHA School of Management | |
| Astin Technology Pvt Ltd | |
| ASTPP | Gujarat |
| Astra Info Systems | Delhi |
| Astra Microwave Products Ltd | Telangana |
| Astral Institute of Technology and Research | |
| Astranix Technologies Pvt Ltd | |
| Astrea IT Services | Uttar Pradesh |
| Astro Optics Pvt Ltd | Maharashtra |
| Astro-Vision Futuretech Pvt Ltd | Kerala |
| Astron Web Solutions | |
| Astrotalk | |
| Astrotech India Pvt Ltd | |
| Astrum Communications | |
| Astute Systems Technology | Madhya Pradesh |
| Asubrix International Pvt Ltd | |
| Asutosh College | |
| ASWEBWORKS, LLP | |
| Asynczone | |
| AsyTech | |
| AT Digitals | |
| AT Tech Global | |
| Atai Labs Pvt Ltd | Telangana |
| Atal Bihari Vajpayee Vishwavidyalaya | |
| Atal Incubation Centre | Maharashtra |
| Atal Incubation Centre - BIMTECH | |
| Atal Innovation Mission | Delhi |
| Atal Innovation Mission | |
| Atatus | Tamil Nadu |
| Atechnocrat Solution | Delhi |
| Atees Infomedia Pvt Ltd | |
| Atha Venture Fund | |
| Atharva College of Engineering | |
| Atharva Institute of Management Studies | |
| Athena Global Systems | Maharashtra |
| AtheosTech | Gujarat |
| Ather Energy Pvt Ltd | Karnataka |
| Atic Data Systems Pvt Ltd | Karnataka |
| Atidan Technologies Pvt Ltd | Maharashtra |
| Atif Habib | Delhi |
| ATInfotech | Gujarat |
| Atishay Ltd | Maharashtra |