 Argentina: M15 Cordoba 2 - Doubles - Main |
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| Final | Gimenez I./Yamacita F. | De La Fuente S./Guercio L. | 2:1 (3:6, 7:5, 10:7) | details | 13.09.2024 |
| Semi-finals | De La Fuente S./Guercio L. | Estevez J./Monferrer E. | WO. | details | 13.09.2024 |
| Quarter-finals | Boscardin Dias P./Oliveira B. | De La Fuente S./Guercio L. | 0:2 (2:6, 2:6) | details | 12.09.2024 |
| 1/8-finals | De La Fuente S./Guercio L. | Loureiro J. V. C./Klier Junior G. | 2:1 (3:6, 6:3, 10:7) | details | 10.09.2024 |
| Argentina: M15 Cordoba - Doubles - Main |
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| 1/8-finals | Fernandez B./Guercio L. | Aguilar Cardozo F./Aguilar Cardozo J. | 0:2 (4:6, 2:6) | details | 04.09.2024 |
 Brazil: M25 Belem - Doubles - Main |
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| 1/8-finals | Augusto dos Santos R./Oliveira C. | Chan Baratau M. L./Guercio L. | 1:0 RET. (6:3, 3:1) | details | 22.08.2024 |
| Brazil: M25 Londrina - Doubles - Main |
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| 1/8-finals | Dutra Da Silva D./Pereira J. | Chan Baratau M. L./Guercio L. | 2:0 (6:4, 6:4) | details | 13.08.2024 |
| Brazil: M25 Sao Paulo - Doubles - Main |
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| 1/8-finals | Ferraz Sandoval Carvalho L. F./Mifano Pinto M. | Guercio L./Vilicich B. | 2:0 (6:2, 6:1) | details | 10.07.2024 |
| Brazil: M15 Belem - Doubles - Main |
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| Semi-finals | Guercio L./Pagnacco F. | Leal V./Oliveira N. | 0:2 (2:6, 1:6) | details | 05.07.2024 |
| Quarter-finals | Guercio L./Pagnacco F. | Chan Baratau M. L./Stater A. | 2:1 (6:2, 66:7, 10:8) | details | 05.07.2024 |
| 1/8-finals | Guercio L./Pagnacco F. | Remondy Pagotto V. H./Rodrigues L. | 2:1 (6:3, 64:7, 10:7) | details | 03.07.2024 |
| Argentina: M15 Neuquen - Doubles - Main |
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| Semi-finals | Farjat T./Lingua Lavallen A. L. | Guercio L./Kestelboim M. | WO. | details | 17.05.2024 |
| Quarter-finals | Guercio L./Kestelboim M. | Libre A./Vertberger I. | 2:0 (6:4, 6:4) | details | 16.05.2024 |
| 1/8-finals | Guercio L./Kestelboim M. | Jara Lozano N. A./Ranea T. | 2:0 (6:2, 6:3) | details | 15.05.2024 |
| Argentina: M25 Trelew - Doubles - Main |
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| Semi-finals | Cavallo F./Mouilleron Salvo M. | Guercio L./Ratti L. | 2:0 (6:3, 7:5) | details | 10.05.2024 |
| Quarter-finals | Chelia B./Lassaga E. | Guercio L./Ratti L. | 0:2 (3:6, 2:6) | details | 09.05.2024 |
| 1/8-finals | Berta M./Conte V. | Guercio L./Ratti L. | WO. | details | 07.05.2024 |
| Argentina: M15 Bragado 2 - Doubles - Main |
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| Quarter-finals | Aboian V./Guercio L. | Estevez J./Monferrer E. | 0:2 (4:6, 2:6) | details | 04.04.2024 |
| 1/8-finals | Amarilla R./Lucero J. | Aboian V./Guercio L. | 0:2 (3:6, 1:6) | details | 02.04.2024 |
| 1/8-finals | Del Pino M./La Serna J. M. | Aboian V./Guercio L. | CAN. | details | 02.04.2024 |
| Argentina: M15 Bragado - Doubles - Main |
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| Quarter-finals | Guercio L./Zeitune M. | Lingua Lavallen A. L./Tenti F. | 0:2 (4:6, 2:6) | details | 28.03.2024 |
| 1/8-finals | Alvarado Berrospi A. O./Estevez J. | Guercio L./Zeitune M. | 0:2 (2:6, 62:7) | details | 27.03.2024 |
| 1/8-finals | Otegui J. B./Parizzia N. | Guercio L./Zeitune M. | CAN. | details | 27.03.2024 |
| Argentina: M15 Buenos Aires - Doubles - Main |
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| Semi-finals | Loureiro J. V. C./Klier Junior G. | Guercio L./Zeitune G. | 2:0 (6:1, 6:3) | details | 01.09.2023 |
| Quarter-finals | Guercio L./Zeitune G. | Farjat T./Ribero F. | WO. | details | 31.08.2023 |
| 1/8-finals | Aboian L./Vilicich B. | Guercio L./Zeitune G. | 0:2 (3:6, 0:6) | details | 30.08.2023 |
| Argentina: Santa Fe - Doubles - Main |
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| Quarter-finals | Burruchaga R. A./Guercio L. | Alves M./Ribeiro E. | 1:2 (3:6, 6:3, 7:10) | details | 06.07.2023 |
| 1/8-finals | Britto L./Brown P. | Burruchaga R. A./Guercio L. | 1:2 (6:3, 1:6, 5:10) | details | 04.07.2023 |
| Argentina: M25 Rosario-Santa Fe - Doubles - Main |
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| 1/8-finals | Guercio L./Pagani D. | Boros A./Tosetto R. | 1:2 (4:6, 6:4, 8:10) | details | 27.06.2023 |
Paraguay: M15 Asuncion - Singles - Main