Originally Posted by windsock

Trip hop specifically? I'd say Massive Attack, Red Snapper, Ulver (specifically Perdition City), UNKLE, Lovage and Halou all come to mind. Also DJ Shadow if you want to learn about the genre's origins.

I'm definitely more of a nu jazz guy overall, a lot of which is jazzy downtempo so I'd also recommend checking out Troublemakers, Skalpel and Xploding Plastix (prob one of my favorite groups ever) if you're interested in something like that.