Can't say 100% guaranteed I'd like every single release in their catalog but I'd buy a record without hearing from the following:
Kranky
Siltbreeze
AUM Fidelity
Flying Nun
Dischord
UHF
Constellation
Quarterstick
Merge
Thrill Jockey
Drag City
Matador
Southern Lord
Profound Lore
Kompakt
Warp
!K7
Load
Sub Pop
Neurot
DFA
Italians Do It Better
Kill Rock Stars
Troubleman Unlimited
Burger
Kranky
Siltbreeze
AUM Fidelity
Flying Nun
Dischord
UHF
Constellation
Quarterstick
Merge
Thrill Jockey
Drag City
Matador
Southern Lord
Profound Lore
Kompakt
Warp
!K7
Load
Sub Pop
Neurot
DFA
Italians Do It Better
Kill Rock Stars
Troubleman Unlimited
Burger