Hosur (Krishnagiri district) is a major industrial hub near Bengaluru. Key companies:
| Company | Address |
|---|---|
| Titan Industries Ltd. | Industrial Estate, Hosur 635126 |
| TVS Motor Company Ltd. | TVS Complex, Hosur 635126 |
| Saint-Gobain Glass India Ltd. | SIPCOT Industrial Complex, Hosur 635126 |
| Delphi Automotive Systems India Pvt. Ltd. | Survey No. 301/1, Hosur 635109 |
| Flextronics International India Pvt. Ltd. | SIPCOT Industrial Complex, Hosur 635126 |
| Nokia Siemens Networks India Pvt. Ltd. | SIPCOT Industrial Complex, Hosur 635126 |
| Honeywell International India Pvt. Ltd. | SIPCOT Industrial Complex, Hosur 635126 |
| Eaton Corporation India Pvt. Ltd. | SIPCOT Industrial Complex, Hosur 635126 |
| Jabil Circuit India Pvt. Ltd. | SIPCOT Industrial Complex, Hosur 635126 |
| Robert Bosch India Pvt. Ltd. | SIPCOT Industrial Complex, Hosur 635126 |
Most are in the SIPCOT Industrial Complex (Phase I/II), a planned estate with infrastructure, logistics, and supplier ecosystems. Sectors: automotive, electronics, glass, precision engineering, telecom, aerospace.