Electronic

Oblong

House · Electronica

Oceaán

Indie · Electronic

Octane & DLR

Drum & Bass · Electronic

Octave One

House · Electronic

Odesza

Electronica · Electronic

Of Mice & Men

Post Hardcore · Electronic

Offshore

Metal · Electronic

Oh Land

Electronica · Electronic

Oh My!

Pop · Alternative

Oh Wonder

Indie · Electronic

Oi Va Voi

World · Electronic

Ola

Pop · Dance

Oliver Tank

Indie · Electronic

Om Unit

Hip Hop · DubStep

Omnia Opera

Electronic · Experimental

One Man Team Dance

Pop · Electronic

Oneman

DubStep · Electronic

Oneohtrix Point Never

Electronic · Ambient

Only

Electronic · Hard Rock

Onra

Hip Hop · Electronic

Onur Özer

Electronic · Techno

Orange Blossom

World · Electronic

Orbital

Electronica · Electronic

Orchestral Manoeuvres in the Dark

New Wave · Electronic

Organisation

Electronic · Experimental

Oscar

House · Electronic

Oscar Mulero

Electronic · Techno

Ossie

House · Electronic

Osunlade

House · Electronica

Ott

Electronic · Ambient

Otto von Schirach

Electronic · Experimental

Ou Est Le Swimming Pool

Indie · Electronic

Outfit

Drum & Bass · Electronic

Outlander

Electronic · Techno

Overlap

Electronic · Psychedelic

Oxide & Neutrino

Hip Hop · Grime