Roger Simpson
| Nationality: |  |
| Boat type | Design Year | Category |
|---|---|---|
| Liahona | ? | Trimaran |
| Liahona 43 | ? | Trimaran |
| Simpson 12m CC | ? | Catamaran |
| Simpson 13 m | ? | Catamaran |
| Simpson 8,3 CC | ? | Catamaran |
Naval Architects
| Nationality: | |
| Boat type | Design Year | Category |
|---|---|---|
| Liahona | ? | Trimaran |
| Liahona 43 | ? | Trimaran |
| Simpson 12m CC | ? | Catamaran |
| Simpson 13 m | ? | Catamaran |
| Simpson 8,3 CC | ? | Catamaran |