COMPLETER - IMO N/A- 
| Name | : | COMPLETER |
| Former names | : | Mareel Scarlet (2020-2024), Penrhos Bay (2011-2020) |
| IMO number | : | N/A |
| Type | : | High speed craft / crew vessel, wind farm support vessel |
| Built | : | 2011 |
| Length | : | 20,5 m |
| Beam | : | 8 m |
| Draught | : | 1,3 m |
| Speed | : | service speed 22 knots / 24 knots (sprint) |
| Capacity | : | 12 passenger / crew 2-3 |
| Owner | : | Northern Offshore Services, Västra Frölunda - Sweden |
| Flag | : | United Kingdom |
| Port of registry | : | Beaumaris |
