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| Dave Bradwell | High fidelity kits all designed for springing | |
| Exactoscale | Continually evolving range of super-accurate components including loco driving wheels | |
| Martin Finney Locomotive Kits | 4mm scale and 7mm scale kits. Widely regarded as 'the best' | |
| High Level Kits | A varied range of properly thought out locos, chassis and gearboxes | |
| Malcolm Mitchel | Top quality models of GWR prototypes in 7mm scale | |
| Ian Rathbone | Very fine painting and lining service | |
| Severn Mill Namplates | Etched name and number plates to order | |
| Ultrascale | Wheels and gears primarily for 4mm scale | |
| 2mm Scale Association | 2mm finescale modelling with the right gauge track | |
| Scalefour Society | 4mm finescale modelling with the right gauge track | |
| ScaleSeven Group | 7mm finescale modelling with the right gauge track |