| Dec 9, 2025 | Viteri Saeteros | 1–0 | Castano Mejia | Round 9: Viteri Saeteros, Nicklas Fernand - Castano Mejia, Juan Esteban | French Defense: Rubinstein Variation, Blackburne Defense | |
| Dec 9, 2025 | Perez Peralbo | 0–1 | Castano Mejia | Round 8: Perez Peralbo, Samuel Felipe - Castano Mejia, Juan Esteban | French Defense | |
| Dec 9, 2025 | Castano Mejia | 1–0 | Zegarra Castaneda | Round 7: Castano Mejia, Juan Esteban - Zegarra Castaneda, Oliver Mateo | Queen's Gambit Declined: Marshall Defense | |
| Dec 7, 2025 | Castano Mejia | ½–½ | Gutierrez | Round 5: Castano Mejia, Juan Esteban - Gutierrez, Diego Alejandro | Queen's Gambit Declined | |
| Dec 7, 2025 | Rios Llanos | * | Castano Mejia | Round 4: Rios Llanos, Juan Fernando - Castano Mejia, Juan Esteban | ? | |
| Dec 7, 2025 | Castano Mejia | 1–0 | Basantes Urina | Round 3: Castano Mejia, Juan Esteban - Basantes Urina, Maickel Steven | Tarrasch Defense: Symmetrical Variation | |
| Dec 7, 2025 | Castano Mejia | 0–1 | Ng Parra | Round 1: Castano Mejia, Juan Esteban - Ng Parra, Gabriel Elias | Benko Gambit | |
| Dec 6, 2025 | Castano Mejia | 0–1 | Herrera Jimenez | Round 1: Castano Mejia, Juan Esteban - Herrera Jimenez, Mateo | Bogo-Indian Defense: Grünfeld Variation | |
| Mar 2, 2024 | Guzman Galeano | 1–0 | Castano Mejia | Round 6: Guzman Galeano, Erick Samir - Castano Mejia, Juan Esteban | Sicilian Defense: Old Sicilian | |
| Oct 6, 2024 | Castano Mejia | 1–0 | Soto Ramirez | Round 7: Castano Mejia, Juan Esteban - Soto Ramirez, Andres Camilo | English Opening: King's English Variation, Reversed Sicilian | |
| Oct 6, 2024 | Cano Alcaraz | 1–0 | Castano Mejia | Round 9: Cano Alcaraz, Juan Jose - Castano Mejia, Juan Esteban | Dutch Defense: Fianchetto Attack | |
| Oct 5, 2024 | Cardona Duque | 1–0 | Castano Mejia | Round 9: Cardona Duque, Juan Esteban - Castano Mejia, Juan Esteban | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Oct 4, 2024 | Castano Mejia | 0–1 | Parra Ladino | Round 5: Castano Mejia, Juan Esteban - Parra Ladino, Samuel Fernando | Sicilian Defense: Dragon Variation | |
| Oct 4, 2024 | Castano Mejia | ½–½ | Casas Bernal | Round 7: Castano Mejia, Juan Esteban - Casas Bernal, Juan Jose | English Opening: King's English Variation, Reversed Closed Sicilian | |
| Oct 4, 2024 | Torres Diaz | 0–1 | Castano Mejia | Round 2: Torres Diaz, Juan Manuel - Castano Mejia, Juan Esteban | Dutch Defense | |
| Oct 4, 2024 | Soto Ramirez | 1–0 | Castano Mejia | Round 4: Soto Ramirez, Andres Camilo - Castano Mejia, Juan Esteban | Sicilian Defense: Kalashnikov Variation | |
