| Name | Location | County | Country | Power source | Type | Function | River |
| Berwyn Saw Mill, Glyndwfrdwy | Glyndyfrdwy, Corwen | Denbighshire | United Kingdom | Water | Watermill | Saw mill | Nant Isaf |
| Fulling mill, Glyndyfrdwy | Glyndyfrdwy, Corwen | Merionethshire | United Kingdom | Water | Watermill | Fulling mill | Nant y Pandy |