Name Location County Country Power source Type Function River
Gellidywyll Mill Bont Dolgadfan, Llanbrynmair Montgomeryshire Wales Water Watermill Corn mill, Fulling mill Twymyn
Troed-y-Rhiw Factory Commins Coch, Glantwymyn Montgomeryshire Wales Water Watermill Woollen mill Twymyn
Pandy Commins Coch, Glantwymyn Montgomeryshire Wales Water Watermill Fulling mill Twymyn
Woollen Factory, Bont Dalgadfan Bont Dalgadfan, Llanbrynmair Montgomeryshire Wales Water Watermill Woollen mill Twymyn
Penybont Mill Bont Dolgadfan, Llanbrynmair Montgomeryshire Wales Water Watermill Woollen mill Twymyn