1984 Daniels and Hoskins ltd
1984 Minworth Ltd
1984-91 Penllerfedwen Colliery Co
1991-93 Altesse Ltd
The mine worked the Rhondda no 2 Seam.
Publications (2)
- Booth, A.J.; Industrial Railway Society (1995); Small Mines of South Wales; pp. 70-71
- Cooke, R.A.; Lightmoor Press (2018); Gazeteer of Coal mines in South Wales and Monmouthshire
New Penrhiw Colliery - 346m
Bryngorof Colliery - 550m
Penrhiw Colliery - 722m
Brook Drift - 929m
Parc Level - 940m
Bryn Glas - 974m
Castle Square Colliery - 1,210m
Wernbwll Colliery - 1,303m
Glen - 1,498m
Pwllbach - 1,694m
Nantgwyn Colliery - 1,919m
Coedffalde (Coedffaldau) Colliery - 1,926m
Cwmllynfell - 1,946m
Gwaun-cae-Gurwen, General - 1,973m
Hendreforgan Colliery - 1,984m