Many highly respected and demanding companies already use Arrowsmith as a key supplier, some of which are listed below.
- Rolls Royce PLC. Derby and Bristol
- Rolls Royce Deutschland
- Pattonair (Derby) Ltd
- Meggit Fluid Controls. Dunlop Equipment. Coventry
- Gardner Aerospace, Ilkeston
- Cobham Advanced Composites Ltd. Shepshed
- Nasmyth Group
- Various Formula One Teams