| Christ the King Engineering College | |
| Christian College Kattakada | Kerala |
| Christian College of Engineering & Technology | |
| Christian College of Engineering and Technology | |
| Christian Medical College Vellore | |
| Christian Polytechnic College | |
| Christu Jyothi Institute of Technology & Science | |
| Chrome Infosoft Solutions Pvt Ltd | Maharashtra |
| Chromeinfotech | Uttar Pradesh |
| Chromosis Technologies Pvt Ltd | |
| CHRP-INDIA Pvt Ltd | |
| Chulbul Design, LLP | |
| Chunaram Gobinda Memorial Government College | |
| ChurnData Pvt Ltd | |
| CI Infotech | Delhi |
| Cibol Infotech Pvt Ltd | Chandigarh |
| Cidroy Infotech Pvt Ltd | |
| CIE IIITH | Telangana |
| Ciesto Solutions | |
| CIIE.CO | Gujarat |
| Cinch Solutions, LLP | Karnataka |
| CINEC Campus (Pvt) Ltd | |
| CIOL | Karnataka |
| Cipher Hawks Pvt Ltd | |
| CipherBrains Technologies, LLP | |
| Ciphercode Tech Solutions Pvt Ltd | Karnataka |
| Ciphernutz | |
| Cipla Ltd | Maharashtra |
| Circuitronix | Gujarat |
| Circuitsutra Technologies Pvt Ltd | Uttar Pradesh |
| Cirkle Studio | |
| Ciron Drugs & Pharmaceuticals Pvt Ltd | |
| Cirruscloud Systems | |
| CIT Sandwich Polytechnic College | |
| Citadel Infotech | |
| CITEC | Uttar Pradesh |
| Citrus Informatics (India) Pvt Ltd | Kerala |
| Citrusbug Technolabs | |
| CitrusLeaf Software | Madhya Pradesh |
| City Agency | |
| City College of Commerce & Business Administration | |
| City College, Kolkata | West Bengal |
| City Engineering College | |
| City Innovates | |
| CityIT Solutions Pvt Ltd | Maharashtra |
| Citytech Software Pvt Ltd | West Bengal |
| Cityweb | Maharashtra |
| Cixorg Creatives | |
| CK College of Engineering and Technology | |
| CKB Commerce College | Assam |