Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 12/2019 |  | Jack Watson | MF |  | Cabinteely FC | Cabinteely FC |
| 11/2019 |  | Aaron Barry | DF |  | Bohemian FC | Bohemians |
| 07/2019 | | John Martin | MF |  | Waterford FC | Waterford |
| 07/2019 | | Dylan Thornton | MF | | Bohemian FC | Bohemians |
| 07/2019 | | Dylan Thorntorn | MF | | Bohemian FC | Bohemians |
| 07/2019 | | Andrew Moran | MF |  | Bray Wanderers U17 | U17 |
| 07/2019 | | Darragh Lynch | FW |  | Bray Wanderers U19 | U19 |
| 07/2019 | | Dean Williams | FW |  | Athlone Town | Athlone Town |
| 02/2019 | | Kilian Cantwell | DF |  | Limerick FC | Limerick FC |
| 01/2019 | | Adam Hayden | GK |  | Bluebell United | Bluebell United |
| 01/2019 |  | Gabriel Sava | GK |  | Dundalk FC | Dundalk |
| 01/2019 | | Dylan Barnett | DF | | Waterford FC | Waterford |
| 01/2019 | | Derek Daly | DF | | Waterford FC | Waterford |
| 01/2019 | | Cian Maher | DF | | Bray Wanderers U19 | U19 |
| 01/2019 | | Conor Behan | MF | |||
| 01/2019 | | Philip Gannon | MF | |||
| 01/2019 | | Paul Keegan | MF | | Waterford FC | Waterford |
| 01/2019 | | Luka Lovic | MF |  | UC Dublin U19 | UC Dublin U19 |
| 01/2019 | | Brandon McCann | MF | |||
| 01/2019 | | Luke Nolan | MF |  | Bohemian FC U19 | U19 |
| 01/2019 | | Richard Purdy | MF |  | Drogheda United | Drogheda |
| 01/2019 | | Joe Doyle | FW | | Cabinteely FC | Cabinteely FC |
| 01/2019 | | Don Franklin | FW | |||
| 01/2019 | | Dylan McGlade | FW |  | Longford Town | Longford Town |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 11/2019 | | Dean Williams | FW |  | Shamrock Rovers | Shamrock |
| 11/2019 | | Dylan McGlade | FW |  | Blyth Spartans | Blyth Spart. |
| 10/2019 | | Sean Heaney | DF |  | Ballymun United | Ballymun United |
| 01/2019 | | Paul O'Conor | MF | | Longford Town | Longford Town |
| 01/2019 | | Evan Moran | GK |  | Dungannon Swifts | Dungannon Swifts |
| 01/2019 | | Séan Harding | DF |  | Crumlin United | Crumlin United |
| 01/2019 | | Kevin Lynch | DF | | Waterford FC | Waterford |
| 01/2019 | | Gary McCabe | MF |  | Kilnamanagh AFC | Kilnamanagh AFC |
| 01/2019 | | Darragh Noone | MF |  | Shelbourne FC | Shelbourne FC |
| 01/2019 | | Calvin Rogers | MF | | Crumlin United | Crumlin United |
| 01/2019 | | Jamie Aherne | FW |  | Collinstown FC | Collinstown FC |
| 01/2019 | | Gerald Pender | FW |  | Newry City FC | Newry City FC |