| Organization | Department & Ministry | Institution Type | State |
|---|---|---|---|
| A N S Steel Tube Ltd. | — | — | Haryana |
| Anthea Aromatics Pvt. Ltd. | — | — | Maharashtra |
| Anthem Biosciences Pvt. Ltd. | — | — | Karnataka |
| Anthropological Survey of India (AnSI) | Ministry of Culture | — | West Bengal |
| Antrix Corporation Limited (ACL), Bengaluru | Ministry of Science & Technology (MoST) | Research Institutions | Karnataka |
| ANTS Ceramics Pvt. Ltd. | — | — | Maharashtra |
| Anugraha Valve Castings Ltd. | — | — | Tamil Nadu |
| Anuh Pharma Ltd. | — | — | Maharashtra |
| Anu Industries Ltd. | — | — | Tamil Nadu |
| Anunay Fab Ltd. | — | — | Gujarat |
| Anupam Rasayan India Ltd. | — | — | Gujarat |
| Anup Engineering Ltd. | — | — | Gujarat |
| Anurag University | — | Centres of Higher Learning | Telangana |
| Anusandhan National Research Foundation (ANRF) | Ministry of Science & Technology (MoST) | National Academies | Delhi |
| Anusandhan Trust | — | — | Maharashtra |
| Anushakti Chemicals & Drugs Ltd. | — | — | Maharashtra |
| Anus Laboratories | — | — | Telangana |
| Anveshan Telecom Pvt. Ltd. | — | — | Karnataka |
| Anvitha Life Care Pvt. Ltd. | — | — | Andhra Pradesh |
| Aodh Lifesciences Pvt. Ltd. | — | — | Telangana |
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