Mathias joined The Nomads in August 2017 having previously played for Aveley, VCD Athletic, Billericay Town and Stalybridge Celtic.
Mathias was released from his Nomads contract in January 2018 having made just five starts and five substitute appearances.
| APPEARANCES | GOALS | ASSISTS | |
| 5(5) | 0 | 1 |
| Competition | Appearances | Goals | Assists | Yellow Cards | Red Cards |
| Welsh Premier League | 2 (4) | 0 | 1 | 1 | 0 |
| FAW Welsh Cup | 0 (1) | 0 | 0 | 0 | 0 |
| Welsh League Cup | 3 (0) | 0 | 0 | 1 | 0 |
| Total | 5 (5) | 0 | 1 | 2 | 0 |
