| Jun 8, 2025 | Ordonez Gonzalez | 1–0 | Guzman Contreras | Round 7: Ordonez Gonzalez, Gabriel - Guzman Contreras, Jhoan Sebastian | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Jun 8, 2025 | Guzman Contreras | 1–0 | Van der Maas | Round 6: Guzman Contreras, Jhoan Sebastian - Van der Maas, Martien | French Defense: Exchange Variation | |
| Jun 8, 2025 | Guerrero Avila | 0–1 | Guzman Contreras | Round 5: Guerrero Avila, Hernando - Guzman Contreras, Jhoan Sebastian | Trompowsky Attack | |
| Jun 8, 2025 | Guzman Contreras | 1–0 | Cantor Pardo | Round 4: Guzman Contreras, Jhoan Sebastian - Cantor Pardo, Joaquin | Sicilian Defense: Closed | |
| Jun 8, 2025 | Bustos Acosta | 1–0 | Guzman Contreras | Round 3: Bustos Acosta, Isauro - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Dragon Variation, Yugoslav Attack, Czerniak Variation | |
| Jun 8, 2025 | Guzman Contreras | 1–0 | Alfonso Canon | Round 2: Guzman Contreras, Jhoan Sebastian - Alfonso Canon, Samuel Alejandro | Sicilian Defense: Closed, Traditional | |
| Jun 8, 2025 | Gonzalez Mojica | 1–0 | Guzman Contreras | Round 1: Gonzalez Mojica, Renan Arturo - Guzman Contreras, Jhoan Sebastian | King's Indian Defense: Four Pawns Attack, Dynamic Attack | |
| May 1, 2025 | Guzman Contreras | 0–1 | Nunez V | Round 1: Guzman Contreras, Jhoan Sebastian - Nunez V, Daniel Fernando | Nimzo-Indian Defense: Leningrad Variation | |
| May 1, 2025 | Guzman Contreras | 1–0 | Montilla Rodriguez | Round 5: Guzman Contreras, Jhoan Sebastian - Montilla Rodriguez, Camilo | Caro-Kann Defense: Panov Attack, Main Line | |
| May 1, 2025 | Conde Granada | 1–0 | Guzman Contreras | Round 6: Conde Granada, Alain Camilo - Guzman Contreras, Jhoan Sebastian | King's Indian Defense | |
| May 1, 2025 | Pabon Sarmiento | 1–0 | Guzman Contreras | Round 7: Pabon Sarmiento, David - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Modern Variations, Tartakower | |
| Apr 27, 2025 | Guzman Contreras | 0–1 | Duque Pinzon | Round 1: Guzman Contreras, Jhoan Sebastian - Duque Pinzon, Manuel Santiago | Sicilian Defense: Closed | |
| Apr 27, 2025 | Guzman Contreras | ½–½ | Celis Vargas | Round 3: Guzman Contreras, Jhoan Sebastian - Celis Vargas, Walter Enrique | French Defense: Exchange Variation | |
| Apr 27, 2025 | Guzman Contreras | 1–0 | Cristian Castro Soto | Round 5: Guzman Contreras, Jhoan Sebastian - Cristian Castro Soto | ? | |
| Apr 27, 2025 | Guzman Contreras | 1–0 | Serrano Gutierrez | Round 7: Guzman Contreras, Jhoan Sebastian - Serrano Gutierrez, Rovick | ? | |
| Apr 27, 2025 | Carlos Cortes Cortes | 0–1 | Guzman Contreras | Round 2: Carlos Cortes Cortes - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Bowdler Attack | |
| Apr 27, 2025 | Marz | 1–0 | Guzman Contreras | Round 4: Marz, Peter - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Alapin Variation, Stoltz Attack | |
| Apr 27, 2025 | Casas | 1–0 | Guzman Contreras | Round 6: Casas, Julio Eduardo - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Delayed Alapin Variation, with d6 | |
| Jan 30, 2025 | Guzman Contreras | 1–0 | Cabarique Tirado | Round 3: Guzman Contreras, Jhoan Sebastian - Cabarique Tirado, Diego Alejandro | Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | |
| Jan 30, 2025 | Rueda Rojas | 1–0 | Guzman Contreras | Round 2: Rueda Rojas, Richard Alejandro - Guzman Contreras, Jhoan Sebastian | Indian Defense: Przepiorka Variation | |
| Feb 2, 2025 | Guzman Contreras | 0–1 | Tascon Castro | Round 9: Guzman Contreras, Jhoan Sebastian - Tascon Castro, Diego Alejandro | Sicilian Defense: Taimanov Variation, Bastrikov Variation, Ponomariov Gambit | |
| Feb 2, 2025 | Hurtado Paez | ½–½ | Guzman Contreras | Round 8: Hurtado Paez, Andres Jesus - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Grand Prix Attack | |
| Feb 1, 2025 | Guzman Contreras | 1–0 | Conde Granada | Round 7: Guzman Contreras, Jhoan Sebastian - Conde Granada, Alain Camilo | Scotch Game: Classical Variation | |
| Feb 1, 2025 | Olaya | ½–½ | Guzman Contreras | Round 6: Olaya, Horacio - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Closed, Traditional | |
| Jan 31, 2025 | Guzman Contreras | 0–1 | Gonzalez Gonzalez | Round 5: Guzman Contreras, Jhoan Sebastian - Gonzalez Gonzalez, Guillermo David | French Defense: Exchange Variation | |
| Jan 31, 2025 | Cubides Ferreira | ½–½ | Guzman Contreras | Round 4: Cubides Ferreira, Andres Felipe - Guzman Contreras, Jhoan Sebastian | King's Indian Defense: Sämisch Variation, Sämisch Gambit | |
| Jul 13, 2024 | Payares Diaz | 1–0 | Guzman Contreras | Round 4: Payares Diaz, Alejandro - Guzman Contreras, Jhoan Sebastian | Zukertort Opening: Sicilian Invitation | |
| Jul 12, 2024 | Guzman Contreras | 1–0 | Schettini Acuna | Round 3: Guzman Contreras, Jhoan Sebastian - Schettini Acuna, Massimo Matteo | Scotch Game: Schmidt Variation | |
| Oct 27, 2024 | Guzman Contreras | 0–1 | Castro Lombana | Round 1: Guzman Contreras, Jhoan Sebastian - Castro Lombana, Juan Pablo | Sicilian Defense: Closed | |
| Oct 27, 2024 | Guzman Contreras | 0–1 | Maicol Andres Rivera Ramos | Round 3: Guzman Contreras, Jhoan Sebastian - Maicol Andres Rivera Ramos | French Defense: Exchange Variation | |
| Oct 27, 2024 | Guzman Contreras | 0–1 | Luna | Round 5: Guzman Contreras, Jhoan Sebastian - Luna, David Humberto | Sicilian Defense: Closed | |
| Oct 27, 2024 | Guzman Contreras | 1–0 | Quemba Norena | Round 7: Guzman Contreras, Jhoan Sebastian - Quemba Norena, Pedro Alexander | French Defense: Normal Variation | |
| Oct 27, 2024 | Cantor Pardo | 0–1 | Guzman Contreras | Round 2: Cantor Pardo, Joaquin - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Moscow Variation | |
| Oct 27, 2024 | Patino Blandon | 0–1 | Guzman Contreras | Round 4: Patino Blandon, Efrain - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Bowdler Attack | |
| Oct 27, 2024 | Daniel Julian Gonzalez Ramirez | 1–0 | Guzman Contreras | Round 6: Daniel Julian Gonzalez Ramirez - Guzman Contreras, Jhoan Sebastian | Sicilian Defense: Modern Variations | |
