Schweinsteiger NL - Doom/Black/Death metal
is sludgy, crawling, puked-up doom metal from Eindhoven, Holland, with hints of black metal in the vocal delivery and a shades of slow, old-school death in the chugging guitars.

https://schweinsteiger.bandcamp.com/releases

Dorre BE - Doom/Stoner/Psych/Noise
is a three-headed instrumental doom band with drone, psych, stoner and noise influences out of Leuven, Belgium. Fueled by a pounding rhythm section and ferocious riffs, Dorre has been shaking stages and blissfully resonating eardrums since 2008.
http://dor.re/

Blood Diamond NL - heavymetal/ sludgestoner
Whatever is begun in anger, ends in riffs. Ampworshippers Blood Diamond is a four piece band formed in 2015 in the northern part of the Netherlands that creates sludgy rock.

Their first record "Death Valley Blues" was recorded by the band itself and contains 33 minutes of heavy riffs with dynamic structures and lyrics mostly about the failures of men.
https://blooddiamondrocks.bandcamp.com/releases