| Chile Tercera | 2022/06/18 20:00 | CD Municipal Mejillones v Deportes Union Companias | D | 0-0 |
| Chile Tercera | 2019/07/06 16:05 | Deportes Union Companias v CD Municipal Mejillones | L | 2-3 |
| Chile Tercera | 2023/05/12 21:00 | Santiago City v Deportes Union Companias | D | 1-1 |
| Chile Tercera | 2023/05/06 20:00 | Deportes Union Companias v AC Colina | W | 1-0 |
| Chile Tercera | 2023/04/29 20:30 | Deportes Union Companias v Municipal Salamanca | W | 5-2 |
| Chile Tercera | 2023/04/23 20:00 | Provincial Ovalle v Deportes Union Companias | W | 0-4 |
| Chile Tercera | 2023/04/15 19:30 | Deportes Union Companias v Concon National | W | 1-0 |
| Chile Cup | 2023/04/01 19:00 | Deportes Union Companias v La Serena | L | 1-3 |
| Chile Tercera | 2022/11/26 20:00 | Deportes Union Companias v Provincial Osorno | L | 0-2 |
| Chile Tercera | 2022/11/19 20:00 | CD Provincial Ranco v Deportes Union Companias | D | 2-2 |
| Chile Tercera | 2023/05/13 20:04 | CD Municipal Mejillones v Provincial Ovalle | L | 1-2 |
| Chile Tercera | 2023/05/05 16:00 | Concon National v CD Municipal Mejillones | L | 3-1 |
| Chile Tercera | 2023/04/29 20:00 | CD Municipal Mejillones v Quintero Unido | W | 2-1 |
| Chile Tercera | 2023/04/14 21:00 | Santiago City v CD Municipal Mejillones | L | 1-0 |
| Chile Tercera | 2022/08/06 19:00 | Quintero Unido v CD Municipal Mejillones | W | 1-2 |
| Chile Tercera | 2022/07/16 20:00 | CD Municipal Mejillones v Municipal Salamanca | L | 1-3 |
| Chile Tercera | 2022/07/10 19:30 | La Pintana Unida v CD Municipal Mejillones | W | 0-1 |
| Chile Tercera | 2022/07/06 19:00 | Provincial Ovalle v CD Municipal Mejillones | L | 8-1 |