| 1871 | Barrow Shipbuilding | On the 18th February 1871, the Barrow Shipbuilding Company was registered as a company and began trading. |
| 1943 | Sahib (P212) | HMS Sahib sinks the Italian sailing vessel Francesco Padre with gunfire off Cape Orlando. |
| 1943 | Thunderbolt (N25) | HMS Thunderbolt damages the Italian auxiliary patrol vessel F 95/San Giorgio with gunfire north-west of Pola. |
| 1943 | Sea Rover (P218) | Launched |
| 1944 | Trespasser (P312) | HMS Trespasser torpedoes and damages the Japanese auxiliary gunboat Eifuku Maru off Burma. |
| 1945 | Thorough (P324) | HMS Thorough sinks five Japanese sailing vessels with gunfire of the west coast of Siam. |
| 1945 | Spur (P265) | Completed |
| 1946 | Alaric (P441) | Launched |
