| Challenger Lexington | 08/05 20:00 | 28 | [172] Michael Mmoh v Sarmiento, Raymond [332] | 7-6,1-6,6-2 | |
| Challenger Lexington | 08/04 18:50 | 27 | [332] Sarmiento, Raymond v Denis Kudla [175] | 6-1,6-3 | |
| Challenger Lexington | 08/02 16:20 | 26 | [208] Smith, John-Patrick v Sarmiento, Raymond [332] | 6-4,1-6,4-6 | |
| Challenger Lexington | 08/01 01:05 | 25 | [413] Quigley, Eric v Sarmiento, Raymond [332] | 6-7,2-6 | |
| Binghamton, USA | 07/25 20:55 | 25 | [489] King, Kevin v Sarmiento, Raymond [327] | 2-6,7-6,7-5 | |
| Challenger Winnipeg | 07/14 20:50 | 27 | [110] Kavcic, Blaz v Sarmiento, Raymond [349] | 6-2,6-2 | |
| Challenger Winnipeg | 07/13 17:45 | 26 | [445] Mousley, Bradley v Sarmiento, Raymond [349] | 6-1,6-7,4-6 | |
| Challenger Winnipeg | 07/11 19:00 | 25 | [349] Sarmiento, Raymond v Steven Diez [225] | 6-1,6-4 | |
| ITF Canada F4 | 07/08 17:00 | 28 | [304] Marcos Giron v Sarmiento, Raymond [349] | 6-7,6-2,7-5 | |
| ITF Canada F4 | 07/07 19:30 | 27 | Sarmiento, Raymond v Schneider, Ronnie | 6-2,6-0 | |
| ITF Canada F4 | 07/06 20:30 | 26 | Sarmiento, Raymond v Day, Alexander | 6-3,6-0 | |
| ITF Canada F4 | 07/05 23:00 | 25 | Sarmiento, Raymond v Mark Whitehouse | 6-4,6-2 | |
| ITF Canada F3 | 07/01 22:10 | 28 | [273] Sarkissian, Alexander v Sarmiento, Raymond [342] | 6-3,5-7,7-6 | |
| ITF Canada F3 | 06/30 21:10 | 27 | [342] Sarmiento, Raymond v Felder, Marcel [253] | 6-2,6-2 | |
| ITF Canada F3 | 06/30 00:35 | 26 | Sarmiento, Raymond v Day, Alexander | 6-4,7-5 | |
| ITF Canada F3 | 06/27 19:10 | 25 | Sarmiento, Raymond v Chang, Jonathan | 6-3,6-4 | |
| ITF Singapore F2 | 06/04 04:00 | 29 | [269] Ramkumar Ramanathan v Sarmiento, Raymond [371] | 6-2,6-2 | |
| ITF Singapore F2 | 06/03 04:00 | 28 | [338] Kelly, Dayne v Sarmiento, Raymond [371] | Retired | |
| ITF Singapore F2 | 06/02 02:00 | 27 | Alcantara, Francis Casey v Sarmiento, Raymond | 3-6,1-6 | |
| ITF Singapore F2 | 06/01 05:10 | 26 | [424] Propoggia, Dane v Sarmiento, Raymond [371] | 6-7,2-6 | |
| ITF Singapore F2 | 05/31 05:25 | 25 | Ehara, Hiroyasu v Sarmiento, Raymond | 2-6,3-6 | |
| Challenger - Busan | 05/18 03:30 | 26 | [58] Lu, Yen-Hsun v Sarmiento, Raymond [384] | 4-6,6-4,6-3 | |
| Challenger - Busan | 05/16 01:30 | 25 | [287] Max Purcell v Sarmiento, Raymond [384] | 6-7,6-1,3-6 | |
| Challenger Busan Qual | 05/15 02:00 | 54 | Jea Moon Lee v Sarmiento, Raymond | 2-6,4-6 | |
| Challenger Busan Qual | 05/14 02:00 | 46 | [176] Salisbury, Joe v Sarmiento, Raymond [379] | 2-6,2-6 | |
| Challenger Busan Qual | 05/13 03:30 | 45 | Moon, Ju-Hae v Sarmiento, Raymond | 3-6,3-6 | |
| Challenger Seoul Qual | 05/07 01:30 | 46 | [379] Sarmiento, Raymond v Nguyen, Daniel [382] | 6-3,6-7,2-6 | |
| Challenger Seoul Qual | 05/06 02:40 | 45 | [379] Sarmiento, Raymond v Yusuke Takahashi [321] | 6-3,6-2 | |
| Challenger Gimcheon Qual | 04/29 02:40 | 45 | [383] Sarmiento, Raymond v Liam Broady [329] | 1-6,3-6 | |
| Challenger Taipei Qual | 04/16 05:35 | 46 | [384] Sarmiento, Raymond v Roelofse, Ruan [173] | 3-6,2-6 |