| QCA/SSN11/M/590/60/3/4 AND 5 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| QCA/SSN13/M/590/60/3/204 AND 205 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| SSN11/M/590/60/3/4 AND 5 | K6451 | BAE SYSTEMS MARINE LIMITED |
| SSN13/M/590/60/3/204 AND 205 | K6451 | BAE SYSTEMS MARINE LIMITED |