| Organization | Ministry & Department | Institute Sector | State |
|---|---|---|---|
| Sido Kanhu Murmu University | — |
Higher Education Sector |
Jharkhand |
| Siechem Technologies Pvt. Ltd. | — |
Private Sector (DSIR) |
Tamil Nadu |
| Sieger Spintech Equipments Pvt. Ltd. | — |
Private Sector (DSIR) |
Tamil Nadu |
| Siegwerk India Pvt. Ltd. | — |
Private Sector (CMIE and Multinational Companies) |
Gujarat |
| S I E L Ltd. | — |
Private Sector (Industries with Potential to Undertake R&D) |
Delhi |
| Siemens Healthcare Pvt. Ltd. | — |
Private Sector (Industries with Potential to Undertake R&D) |
Karnataka |
| Siemens Ltd. | — |
Private Sector (CMIE and Multinational Companies) |
Maharashtra |
| Sigachi Industries Pvt. Ltd. (Formerly Sigachi Chloro Chemicals Pvt. Ltd.) | — |
Private Sector (DSIR) |
Telangana |
| Sigma Aldrich Chemicals Pvt. Ltd. | — |
Private Sector (CMIE and Multinational Companies) |
Karnataka |
| Sigma Electric Manufacturing Corporation Pvt. Ltd. (Formerly Semco Electric Pvt. Ltd.) | — |
Private Sector (DSIR) |
Maharashtra |
| Sigma University | — |
Higher Education Sector |
Gujarat |
| Signalchip Innovations Pvt. Ltd. | — |
Private Sector (DSIR) |
Karnataka |
| Signals and Systems Pvt. Ltd. | — |
Private Sector (DSIR) |
Tamil Nadu |
| Signet Crop Sciences India Pvt. Ltd. | — |
Private Sector (DSIR) |
Telangana |
| Signify Innovations India Ltd. | — |
Private Sector (DSIR) |
West Bengal |
| S I Group-India Ltd. | — |
Private Sector (CMIE and Multinational Companies) |
Maharashtra |
| Sika India Pvt. Ltd. | — |
Private Sector (CMIE and Multinational Companies) |
West Bengal |
| Sika Interplant Systems Ltd. | — |
Private Sector (CMIE and Multinational Companies) |
Karnataka |
| Sikkim Alpine University | — |
Higher Education Sector |
Sikkim |
| Sikkim Global Technical University | — |
Higher Education Sector |
Sikkim |
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