Pembrey Collieries Ltd
Owners of Gwscwm Colliery, Pembrey, from 1913 until its abandonment in 1930, after which the company was wound up.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Gwscwm Colliery | Carmarthenshire | 1913–1930 |
Record created: 10 October 2026 · Last researched: 10 October 2026