Accept
Adagio
After Forever
Agalloch
Agent Steel
Aghora
Alastis
Alcatrazz
Alchemist
Ambeon
Amon Amarth
Amorphis
Anathema
Ancient Ceremony
Andre Andersen
Andromeda
Angelo Perlepes' Mystery
Angelwitch
Angel Dust
Angra
Annihilator
Eddie Antonioni
Anvil
Arachnes
Arch Enemy
Archontes
Arcturus
Ark
Artch
Arena
Artension
Atheist
Athena
Artrosis
Attack
At The Gates
At Vance
Avalanch
Avalanche
Avalon
Avantasia
Axxis
Ayreon