The following appointments took place at the Royal Ark Mariner Investiture Meeting in Freemasons’ Hall, Great Queen Street, London on 11th December 2018:
Royal Ark Mariner Grand Rank:
| Roger Leonard Booker | Alexandra | 804 |
| Ernest Alexander McGeagh | Hull | 182 |
| Anthony George Clements | York | TI |
The following appointments took place at the Royal Ark Mariner Provincial Assembly in The Spa, Scarborough on 2nd November 2019:
Royal Ark Mariner Provincial Grand Rank:
| David Alderson | York | TI |
| Tom Spinks | Scarborough | 95 |
| Stuart Gamble | Hull | 182 |
| Peter Armstrong | Middlesborough | 276 |
| Trevor Black | Ryedale | 277 |
| Paul Greenwood | Alexandra | 803 |
| John Spencer | Alexandra | 803 |
| Keith Richardson | St Peter’s | 1008 |