| 2016-08-17 |  Midsummer Sampler @ Tight Groove Recordings @ 2016-08-17 | 7 | Tech House | Zack Alexander - Underground Musik (Original Mix)8:35 | |
| 2015-12-10 |  Mechanism @ Tight Groove Recordings @ 2015-12-10 | 1 | Deep House | Luis Armando, Zack Alexander - Mechanism (Original Mix)8:11 | |
| 2015-12-10 | Mechanism @ Tight Groove Recordings @ 2015-12-10 | 2 | Deep House | Luis Armando, Zack Alexander - Mechanism (Bumps & Bridges Remix)5:37 | |
| 2015-12-10 | Mechanism @ Tight Groove Recordings @ 2015-12-10 | 3 | Deep House | Luis Armando, Zack Alexander - Mechanism (Alden F Remix)5:28 | |