KRIMTÄNK
Member
top of my head here - current stuff:
Kill The Client
324
King Generator
ASRA
The Endless Blockade
Ablach
Insect Warfare
Jig Ai
Hatred Surge
Retaliation
Red (Japan)
Half Gorilla
Defeatist
Parlimenatrisk Sodomi
The Kill
The Arson Project
Magrudergrind
Shit Molestor
the classics:
Assuck
Discordance Axis
Multiplex
Nasum
Undinism
Splattereah
Murder Basket
Regurgitate
Disharmonic Orchestra pre "Not to be Undimensional Conscious"
Warsore
Napalm Death pre- "Harmony Corruption"
Pig Destroyer
Gibbed
Anarchus
not strictly grind but Trap them and Iron Lung should be added to your list
I would also add Sayyadina, Machetazo and Looking For An Answer in "current"; and Terrorizer, Carcass and Repulsion in "classics".