GM Guest mix number one hundred and thirty nine comes from Gabriel Gifford, producer, DJ, Refuge Worldwide resident, and co-founder of the Berlin collective, Reverse Engineering. His productions and DJ sets range from the sensitive to the abrasive, taking influence from spiritual jazz, contemporary rap, deconstructed club, and bass music.

1. Dienne - Piccolo e Cattivo
2. Naomi Sharon - Another Life (Gabriel Gifford Edit)
3. Liyv - Balance
4. Harry Edwards - Quenched
5. Ship Set - Y PREE (ss Mirror’s Edge Ed1t)
6. Tolouse Low Tax - Reserves to Talk
7. Up, Bustle, & Out - Emerald Alley
8. Gaika - Wolfish (feat. Lao)
9. Slikback x Swordman - 22GAZA
10. Future - Extra Luv (feat. YG)
11. Diessa - Slavski Kolac
12. Daniel Ness - Kiss The Dirt
13. Matias Contreras - Rizoooo
14. MAIJA - Juegos Temporales (feat. Sines)
15. Sectra - Ashes
16. Murmansk Sound System - Gwarn Riddim
17. Atrice - Aracaea
18. BJF - Jump Riddim
19. Cassius Select - BUNNY
20. DJ Tarba - Avant La Faim
21. Pluralist - Jerzee
22. Estado Unido - Real
23. Yuseemi & XL Mad - Big Bag
24. Odunsi (The Engine) - N2P
25. Sakt - Hitman
26. Daemon - Hanglide
27. NxxxxxS - Formatted Excess (feat. migu)
28. Swimful - Viatica
29. Major League DJz - Higher Ground (feat. Boniface)
30. Vibekulture Sa - Duck Vibes
31. European 305 - Tesa Fii (feat. Jimmy Curtis)