Pre-amps:

Avalon VT-737SP (tube pre-amp) (2x)
Summit Everest ECS-410 (tube pre-amp)
Warm Audio TB12 (met classic 1731 (vintage) en 918 (cleaner) opamps
Rupert Neve Portico 511 (2x)
Manley Force (4 tube pre-amps)
UAD 710 Twin-Finity (traploze tube-transistor) 2x
SPL Frontliner
Drawmer MX60
Focusrite Red One (2x)
Focusrite ISA 428 (4 preamps)
Focusrite Octopre Platinum (3x)
Focusrite Twin Track Pro (2 preamps)
SSL VDH (2x)
Heritage Audio 73Jr
ART Pro (tube pre-amp) 2x
ART MPA gold (dual tube pre-amp)
Aphex 207D (dual tube pre-amp)
DBX 376 (tube pre-amp)
DBX 286
DiGiCo DigiRack (48 pre-amps)