Progressive

HildaMay

Rock · Alternative

Hourglass

Soft Rock · Progressive rock

Hundredth

Melodic Hardcore · Hardcore

Husk

Rock · Progressive

Illuminatus

Progressive metal · Progressive

Imicus

Rock · Nu metal

Ioearth

Rock · Female vocalists

Jake Johnson

House · Electronica

Jakko M. Jakszyk

Progressive rock · Instrumental

James Warren

Dance · Electronic

James Zabiela

House · Electronica

Jamie Jones

House · Electronic

Jaytech

House · Trance

JEBO

Folk · Classic rock

Jethro Tull

Rock · Classic rock

Kaine

Indie · Electronic

Kardashev

Progressive · Atmospheric

Kyrbgrinder

Rock · Metal

Landmarq

Rock · Female vocalists

Lazuli

Rock · Progressive rock

Lesser Key

Rock · Alternative rock

Lifeforms

Progressive · Deathcore

Lioness

Progressive · Canadian

Loom

Post Hardcore · Electronic

Loris

Electronic · Chillout

Lost Atlanta

Post Hardcore · Alternative

Magma

Experimental · Progressive rock

Make Me A Donut

Electronic · Metalcore

Man Made Origin

Metal · Progressive metal

Máquina!

Rock · Progressive rock

Marillion

Rock · Classic rock

META-STASIS

Death metal · Progressive

Molly Bloom

Rock · Acoustic

Monuments

Progressive metal · Progressive

Mostly Autumn

Folk · Celtic

Mutiny On the Bounty

Post Hardcore · Indie Rock