Gearboxes for industrial turbines in United Kingdom
- Callender Aeropart Ltd RLC Engineering Group
- Acorn Industrial Services
- Rotork plc
- Drive Lines
- Allen Steam Turbines (Part of The Weir Group PLC)
- Hytorc Unex Ltd
- Motion Control Products Ltd
- Kingsway Gears Limited
- Stober Drives Ltd
- M B K Motor Rewinds Ltd
- Metalock Engineering UK Ltd
- Halifax Engineering Supplies Ltd T/A Halifax Bearing
- Lancereal Ltd
- Hansen Transmissions Ltd
- Sumitomo Drive Technologies S M Cyclo UK Ltd
- A & I Accessory Ltd
- Salmon Consultancy Ltd
- Mercury Power Transmission Ltd
- Turbine Efficiency Ltd
- Shand Mason Engineering
- Tameside Transmissions
- S B T Engineering Services Ltd
- Brooks Ltd
- A T B Laurence Scott Ltd
- Power Transmission Engineering Ltd

Metallurgy, metalworking and metal products