| Mar 19, 2026 | Christiansen | 1–0 | Reinhard Moller | Round 4: Christiansen, Johan-Sebastian - Reinhard Moller, Gustavo | ? | |
| Mar 19, 2026 | Reinhard Moller | 0–1 | Anton Guijarro | Round 2: Reinhard Moller, Gustavo - Anton Guijarro, David | ? | |
| Mar 17, 2026 | Paredes | 1–0 | Reinhard Moller | Round 9: Paredes, Ricardo Enrique - Reinhard Moller, Gustavo | ? | |
| Mar 17, 2026 | Reinhard Moller | 1–0 | Alfaro Perdomo | Round 8: Reinhard Moller, Gustavo - Alfaro Perdomo, Jorge Yousef | ? | |
| Mar 17, 2026 | Chinchilla | 1–0 | Reinhard Moller | Round 7: Chinchilla, Alejandro Jose - Reinhard Moller, Gustavo | ? | |
| Mar 17, 2026 | Reinhard Moller | 1–0 | Caballero | Round 6: Reinhard Moller, Gustavo - Caballero, David Eli | ? | |
| Mar 17, 2026 | Galvez Dastin | 1–0 | Reinhard Moller | Round 5: Galvez Dastin, Eduardo - Reinhard Moller, Gustavo | ? | |
| Mar 17, 2026 | Reinhard Moller | 1–0 | Figueroa Caceres | Round 4: Reinhard Moller, Gustavo - Figueroa Caceres, Carlos Alberto | ? | |
| Mar 16, 2026 | Cruz | 0–1 | Reinhard Moller | Round 3: Cruz, Bitia - Reinhard Moller, Gustavo | ? | |
| Mar 16, 2026 | Reinhard Moller | ½–½ | Mendoza | Round 2: Reinhard Moller, Gustavo - Mendoza, Edwin | ? | |
| Mar 16, 2026 | Bobadilla Deras | 0–1 | Reinhard Moller | Round 1: Bobadilla Deras, Ximena - Reinhard Moller, Gustavo | ? | |
| Jan 8, 2026 | Ordonez Bonilla | 1–0 | Reinhard Moller | Tercer Torneo Internacional Club Caissa Guatemala | Queen's Indian Defense: Petrosian Variation | |
| Jan 7, 2026 | Cu Hor | 1–0 | Reinhard Moller | Tercer Torneo Internacional Club Caissa Guatemala | Nimzo-Larsen Attack: Indian Variation | |
| Dec 19, 2025 | Balliram | ½–½ | Reinhard Moller | Round 8: Balliram, Luke - Reinhard Moller, Gustavo | Indian Defense: London System | |
| Dec 19, 2025 | Reinhard Moller | ½–½ | James | Round 7: Reinhard Moller, Gustavo - James, Justin | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Dec 18, 2025 | Reinhard Moller | ½–½ | Angulo Perez | Round 6: Reinhard Moller, Gustavo - Angulo Perez, Sebastian | English Opening: Anglo-Indian Defense, Flohr-Mikenas-Carls Variation, Nei Gambit | |
| Dec 17, 2025 | Torres Acosta | 0–1 | Reinhard Moller | Round 5: Torres Acosta, Gael - Reinhard Moller, Gustavo | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Dec 16, 2025 | Reinhard Moller | 0–1 | Couchman | Round 4: Reinhard Moller, Gustavo - Couchman, Kyle | English Opening: Agincourt Defense | |
| Dec 16, 2025 | Barboza Viquez | 1–0 | Reinhard Moller | Round 3: Barboza Viquez, Martin Eduardo - Reinhard Moller, Gustavo | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Dec 15, 2025 | Done Sanchez | 0–1 | Reinhard Moller | Round 2: Done Sanchez, Andrews J. - Reinhard Moller, Gustavo | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Dec 15, 2025 | Reinhard Moller | 1–0 | Almonte Rosario | Round 1: Reinhard Moller, Gustavo - Almonte Rosario, Lucas Alejandro | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Dec 9, 2025 | Reinhard Moller | 1–0 | Linares Orellana | Round 9: Reinhard Moller, Gustavo - Linares Orellana, Hector Jose | English Opening: Agincourt Defense | |
| Nov 5, 2025 | Vergara Rivera | 1–0 | Reinhard Moller | Round 5: Vergara Rivera, Juan Sebastiaan - Reinhard Moller, Gustavo | Dutch Defense: Classical Variation, Huisl Variation | |
| Nov 5, 2025 | Reinhard Moller | 1–0 | Orocio Mendoza | Round 4: Reinhard Moller, Gustavo - Orocio Mendoza, Egbert David | English Opening: Anglo-Grünfeld Defense | |
| Nov 5, 2025 | Brown Camano | 1–0 | Reinhard Moller | Round 2: Brown Camano, Andres Camilo - Reinhard Moller, Gustavo | Queen's Pawn Game: Colle System | |
| Nov 5, 2025 | Figueroa Rincon | 1–0 | Reinhard Moller | Round 6: Figueroa Rincon, Cesar Fabian - Reinhard Moller, Gustavo | Scandinavian Defense: Modern Variation | |
| Nov 5, 2025 | Reinhard Moller | 0–1 | Fabrega Van Der Laat | Round 3: Reinhard Moller, Gustavo - Fabrega Van Der Laat, Jose Bernardo | English Opening: Caro-Kann Defensive System | |
| Nov 5, 2025 | Pille Cruz | 1–0 | Reinhard Moller | Round 1: Pille Cruz, Juan Luis - Reinhard Moller, Gustavo | Caro-Kann Defense: Endgame Variation | |
| Nov 4, 2025 | Figueroa Rincon | 1–0 | Reinhard Moller | Round 5: Figueroa Rincon, Cesar Fabian - Reinhard Moller, Gustavo | Caro-Kann Defense: Exchange Variation | |
| Nov 3, 2025 | Ceballos Reyes | ½–½ | Reinhard Moller | Round 4: Ceballos Reyes, Roberto Carlos - Reinhard Moller, Gustavo | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Nov 2, 2025 | Caballero | 0–1 | Reinhard Moller | Round 1: Caballero, David Eli - Reinhard Moller, Gustavo | Queen's Indian Defense: Classical Variation, Traditional Variation, Nimzowitsch Line | |
| Nov 2, 2025 | Reinhard Moller | 0–1 | Colmenarez Rivero | Round 2: Reinhard Moller, Gustavo - Colmenarez Rivero, Jheremias David | English Opening: Mikenas-Carls Variation | |
| Dec 31, 2024 | Bonilla Rodriguez | 0–1 | Reinhard Moller | Ronda 9: Bonilla Rodriguez, Andres - Reinhard Moller, Gustavo | Slav Defense: Czech Variation, Dutch Variation | |
| Dec 31, 2024 | Reinhard Moller | 0–1 | Morera Campos | Ronda 8: Reinhard Moller, Gustavo - Morera Campos, Heizel Maria | English Opening: Mikenas-Carls Variation | |
| Dec 31, 2024 | Reinhard Moller | 1–0 | Fernandez Sibaja | Ronda 7: Reinhard Moller, Gustavo - Fernandez Sibaja, Felipe Josue | French Defense: Steiner Variation | |
| Dec 31, 2024 | Ibarra Carlos Roberto | 1–0 | Reinhard Moller | Ronda 6: Ibarra Carlos Roberto - Reinhard Moller, Gustavo | Queen's Pawn Game: Stonewall Attack | |
| Dec 31, 2024 | Reinhard Moller | 1–0 | Montero Romero | Ronda 5: Reinhard Moller, Gustavo - Montero Romero, Dany Jose | English Opening: King's English Variation, Reversed Closed Sicilian | |
| Dec 30, 2024 | Reinhard Moller | 1–0 | Cerdas Amador | Ronda 3: Reinhard Moller, Gustavo - Cerdas Amador, Matias | Queen's Pawn Game: Barry Attack, Grünfeld Variation | |
| Dec 30, 2024 | Maynard Salazar | 1–0 | Reinhard Moller | Ronda 2: Maynard Salazar, Francis - Reinhard Moller, Gustavo | Slav Defense | |
| Dec 30, 2024 | Rojas Vindas | ½–½ | Reinhard Moller | Ronda 9: Rojas Vindas, Emmanuel de Jesus - Reinhard Moller, Gustavo | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Dec 29, 2024 | Reinhard Moller | 0–1 | Castillo Chavarria | Ronda 8: Reinhard Moller, Gustavo - Castillo Chavarria, Sebastian | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Dec 29, 2024 | Reinhard Moller | 1–0 | Bustamante Gonzalez | Ronda 7: Reinhard Moller, Gustavo - Bustamante Gonzalez, Carlos Andres | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Dec 28, 2024 | Davila Amador | 0–1 | Reinhard Moller | Ronda 6: Davila Amador, Jordi Saltiel - Reinhard Moller, Gustavo | Slav Defense: Geller Gambit | |
| Dec 27, 2024 | Reinhard Moller | 0–1 | Vindas Vega | Ronda 4: Reinhard Moller, Gustavo - Vindas Vega, Adriel | English Opening: Mikenas-Carls Variation | |
| Dec 27, 2024 | Reinhard Moller | 0–1 | Redondo Washington | Ronda 3: Reinhard Moller, Gustavo - Redondo Washington, Josymar | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Dec 26, 2024 | Avila Apu | 0–1 | Reinhard Moller | Ronda 2: Avila Apu, Jose Pablo - Reinhard Moller, Gustavo | Caro-Kann Defense: Exchange Variation | |
| Dec 26, 2024 | Castro Aguilar | 0–1 | Reinhard Moller | Ronda 1: Castro Aguilar, Daniela Maria - Reinhard Moller, Gustavo | ? | |
| Dec 18, 2024 | Esquivel San Agustin | 1–0 | Reinhard Moller | Ronda 9: Esquivel San Agustin, Dieg - Reinhard Moller, Gustavo | Caro-Kann Defense: Exchange Variation | |
| Dec 18, 2024 | Reinhard Moller | 1–0 | Luis Hipolito | Ronda 8: Reinhard Moller, Gustavo - Luis Hipolito, Alejandro | Queen's Pawn Game: Zukertort Variation | |
| Dec 18, 2024 | Diaz Servin | ½–½ | Reinhard Moller | Ronda 7: Diaz Servin, Luis Misael - Reinhard Moller, Gustavo | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Dec 18, 2024 | Reinhard Moller | 0–1 | Frometa Castillo | Ronda 6: Reinhard Moller, Gustavo - Frometa Castillo, Zirka | English Opening: Symmetrical Variation, Botvinnik System | |
| Dec 18, 2024 | Gonzalez Arellano | 0–1 | Reinhard Moller | Ronda 5: Gonzalez Arellano, Julio Leonel - Reinhard Moller, Gustavo | Caro-Kann Defense: Forgacs Variation | |
| Dec 18, 2024 | Araiza Nieto | 1–0 | Reinhard Moller | Ronda 3: Araiza Nieto, Victor Fernando - Reinhard Moller, Gustavo | Queen's Pawn Game: Torre Attack | |
| Dec 18, 2024 | Pagan | ½–½ | Reinhard Moller | Ronda 1: Pagan, Jonathan - Reinhard Moller, Gustavo | King's Indian Attack: Yugoslav Variation | |
| Dec 16, 2024 | Reinhard Moller | 0–1 | Coronado Osorio | Ronda 4: Reinhard Moller, Gustavo - Coronado Osorio, Sofia Abigail | English Opening: Anglo-Dutch Defense | |
| Dec 15, 2024 | Salazar Reyes | ½–½ | Reinhard Moller | Ronda 1: Salazar Reyes, Diego - Reinhard Moller, Gustavo | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Oct 29, 2024 | Reinhard Moller | 0–1 | Brown | Campeonato Centroamericano y del Caribe Absoluto 2024 | English Opening: King's English Variation, Taimanov Variation | |
| Oct 28, 2024 | Reinhard Moller | 0–1 | Mesa Mejia | Campeonato Centroamericano y del Caribe Absoluto 2024 | English Opening: Mikenas-Carls Variation | |
| Oct 28, 2024 | Allen Medina | 0–1 | Reinhard Moller | Campeonato Centroamericano y del Caribe Absoluto 2024 | Caro-Kann Defense: Exchange Variation | |
| Oct 27, 2024 | Vales Quinones | ½–½ | Reinhard Moller | Campeonato Centroamericano y del Caribe Absoluto 2024 | Caro-Kann Defense: Tartakower Variation | |
| Oct 25, 2024 | Reinhard Moller | 1–0 | Patel | Campeonato Centroamericano y del Caribe Absoluto 2024 | English Opening | |
| Oct 25, 2024 | Toro Cruz | 1–0 | Reinhard Moller | Campeonato Centroamericano y del Caribe Absoluto 2024 | Caro-Kann Defense: Classical Variation, Spassky Variation | |
| Oct 24, 2024 | Pesqueira | 1–0 | Reinhard Moller | Campeonato Centroamericano y del Caribe Absoluto 2024 | Caro-Kann Defense: Exchange Variation | |
| Jun 2, 2024 | Reinhard Moller | ½–½ | Bustos Acosta | Round 11: Reinhard Moller, Gustavo - Bustos Acosta, Isauro | Caro-Kann Defense | |
| Jun 2, 2024 | Cruz Azcarate | 1–0 | Reinhard Moller | Round 9: Cruz Azcarate, Juan Esteban - Reinhard Moller, Gustavo | English Opening: Agincourt Defense | |
| Jun 2, 2024 | Reinhard Moller | 0–1 | Negron Lizarazo | Round 8: Reinhard Moller, Gustavo - Negron Lizarazo, Juan Sebastian | Scandinavian Defense: Main Line | |
| Jun 2, 2024 | Ortiz Lopera | 1–0 | Reinhard Moller | Round 7: Ortiz Lopera, Miguel Angel - Reinhard Moller, Gustavo | Caro-Kann Defense: Exchange Variation | |
| Jun 2, 2024 | Reinhard Moller | 1–0 | Rincon Fuquen | Round 6: Reinhard Moller, Gustavo - Rincon Fuquen, Angie Lizeth | Scotch Game: Benima Defense | |
| Jun 1, 2024 | Meza Galvan | 1–0 | Reinhard Moller | Round 5: Meza Galvan, Luis A - Reinhard Moller, Gustavo | Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation | |
| Jun 1, 2024 | Moreno Mora | 0–1 | Reinhard Moller | Round 4: Moreno Mora, Milaydes Lourdes - Reinhard Moller, Gustavo | ? | |
| Jun 1, 2024 | Reinhard Moller | 0–1 | Perez Pertuz | Round 3: Reinhard Moller, Gustavo - Perez Pertuz, Carlos Mario | Sicilian Defense: Alapin Variation, Barmen Defense, Modern Line | |
| Jun 1, 2024 | Mena Cordoba | 1–0 | Reinhard Moller | Round 2: Mena Cordoba, Yamil Octavio - Reinhard Moller, Gustavo | Caro-Kann Defense: Classical Variation, Spassky Variation | |
| Jun 1, 2024 | Reinhard Moller | 1–0 | Ferreira Angarita | Round 1: Reinhard Moller, Gustavo - Ferreira Angarita, Fabio Alexander | Caro-Kann Defense: Exchange Variation | |
| May 31, 2024 | Gallego Herrera | 1–0 | Reinhard Moller | Round 10: Gallego Herrera, Santiago - Reinhard Moller, Gustavo | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| May 30, 2024 | Reinhard Moller | ½–½ | Meza Galvan | Round 9: Reinhard Moller, Gustavo - Meza Galvan, Luis A | French Defense: Advance Variation, Main Line | |
| May 30, 2024 | Alcala Leon | 1–0 | Reinhard Moller | Round 9: Alcala Leon, Daniel Alejandro - Reinhard Moller, Gustavo | Caro-Kann Defense: Classical Variation | |
| May 30, 2024 | Reinhard Moller | 1–0 | Cardenas Huachaca | Round 8: Reinhard Moller, Gustavo - Cardenas Huachaca, Alessandro Jair | Sicilian Defense: Alapin Variation, Barmen Defense | |
| May 30, 2024 | Jop A. | 0–1 | Reinhard Moller | Round 7: Jop A., Laura Elizabeth - Reinhard Moller, Gustavo | Dutch Defense: Rubinstein Variation | |
| May 30, 2024 | Reinhard Moller | 0–1 | Morales Perez | Round 6: Reinhard Moller, Gustavo - Morales Perez, Ghisell | Sicilian Defense: Alapin Variation | |
| May 30, 2024 | Claro Molinares | 1–0 | Reinhard Moller | Round 5: Claro Molinares, Samuel David - Reinhard Moller, Gustavo | Caro-Kann Defense: Panov Attack, Fianchetto Defense | |
| May 30, 2024 | Reinhard Moller | 1–0 | Labrador Avendano | Round 4: Reinhard Moller, Gustavo - Labrador Avendano, Angie Jhoanna | Scandinavian Defense: Main Line | |
| May 30, 2024 | Garcia Ramirez | 0–1 | Reinhard Moller | Round 3: Garcia Ramirez, Ramon - Reinhard Moller, Gustavo | Slav Defense | |
| May 30, 2024 | Reinhard Moller | 0–1 | Ramirez Andrade | Round 2: Reinhard Moller, Gustavo - Ramirez Andrade, Leonardo Jesus | Sicilian Defense: Alapin Variation | |
| May 29, 2024 | Tobar B | 1–0 | Reinhard Moller | Round 1: Tobar B, Carlos Andres - Reinhard Moller, Gustavo | Nimzo-Larsen Attack: Classical Variation | |
| May 29, 2024 | Duque Vasquez | 1–0 | Reinhard Moller | Round 8: Duque Vasquez, David - Reinhard Moller, Gustavo | Caro-Kann Defense: Classical Variation, Spassky Variation | |
| May 28, 2024 | Reinhard Moller | ½–½ | Mendez | Round 7: Reinhard Moller, Gustavo - Mendez, Wilford | Sicilian Defense: Alapin Variation, Barmen Defense | |
| May 27, 2024 | Malagon Guzman | 0–1 | Reinhard Moller | Round 6: Malagon Guzman, Juan Daniel - Reinhard Moller, Gustavo | Caro-Kann Defense: Maróczy Variation | |
| May 27, 2024 | Garces Trujillo | 0–1 | Reinhard Moller | Round 2: Garces Trujillo, Luis Javier - Reinhard Moller, Gustavo | Slav Defense: Chebanenko Variation | |
| May 27, 2024 | Reinhard Moller | 0–1 | Martinez Serna | Round 1: Reinhard Moller, Gustavo - Martinez Serna, Juan Esteban | Sicilian Defense: Alapin Variation | |
| May 27, 2024 | Reinhard Moller | 1–0 | Hernandez Banquett | Round 3: Reinhard Moller, Gustavo - Hernandez Banquett, Bryan Steven | French Defense: Advance Variation, Euwe Variation | |
| May 27, 2024 | Ospina Castro | 1–0 | Reinhard Moller | Round 4: Ospina Castro, Santiago - Reinhard Moller, Gustavo | Nimzo-Larsen Attack: Classical Variation | |
| May 27, 2024 | Reinhard Moller | 0–1 | Carrion Perez | Round 5: Reinhard Moller, Gustavo - Carrion Perez, Louis E. | French Defense: Advance Variation, Euwe Variation | |