Sterling Tools

Sterling Tools Limited (Sterling Group) is an Indian manufacturer incorporated in 1979. It describes itself as one of India's largest automotive fastener manufacturers and a leading supplier of Motor Control Units (MCUs) to India's emerging EV sector. It supplies fasteners to major OEMs across India, the USA, Europe, South America and the Middle East, and has expanded into EV components through wholly-owned subsidiaries Sterling E-mobility Solutions Limited (SEM) and Sterling Tech-Mobility Limited (STML).

Sterling Tools Limited was incorporated in 1979. It built a business as a supplier of a wide range of fasteners to major OEMs across India, the USA, Europe, South America and the Middle East, describing itself as one of India's largest automotive fastener manufacturers. Building on four decades of leadership in fasteners, it moved into the electric mobility domain: it established a wholly-owned subsidiary, STL, in 2021 to provide solutions for EVs. Its wholly-owned subsidiary Sterling E-mobility Solutions Limited (SEM) supplies Motor Control Units (MCUs), and Sterling Tech-Mobility Limited (STML) delivers high-voltage DC contactors and relays for EVs, charging infrastructure and energy storage systems.

One of India's largest automotive fastener manufacturers and a leading supplier of MCUs to India's emerging EV sector.

• Automotive fasteners

  Standard, chassis and special engine fasteners supplied to major automotive OEMs.

• Motor Control Units (MCUs)

  MCU portfolio for 2-wheelers, 3-wheelers, light commercial vehicles, passenger vehicles and heavy commercial vehicles, offered by subsidiary SEM.

• High Voltage DC Contactors

  Contactors for EVs, hybrid vehicles, charging infrastructure and energy storage systems, offered by STML.

1. 1Sterling Tools Limitedstlfasteners.com
2. 2About Us | Sterling Tools Limited.stlfasteners.com
3. 3Motor Controller Unitsstlfasteners.com
4. 4EV Componentstlfasteners.com
5. 5Sterling Group acquires iLife Digital - Technutertechnuter.com
6. 6Sterling Tools Ltd Announces Unaudited Standalone and Consolidated Financial Results for the Quarter and Six Months Ended September 30, 2026equitybulls.com