| Electrikeel | Thrash Metal | Nafarroa | |
| Elffor | Ambient Black Metal | Bizkaia | |
| Elizabeltz | Metal | Bizkaia | |
| Empire of Disease | Metal | Bizkaia | |
| Eraso! | Rock/Metal | Gipuzkoa | |
| Ergosphere | Brutal Death Metal | Bizkaia | |
| Erys | Thrash Metal | Lapurdi | |
| Estigia | Groove Metal | Gipuzkoa | |
| Etorkizun Beltza | Heavy Metal | Bizkaia | |
| Etsaiakeroak | Punk hardcore/Metal | Bizkaia | |
| EverLevel | Hard Rock | Gipuzkoa | |
| Evil Killer | Speed Metal | Nafarroa | |
| Evil Seeds | Heavy Metal | Bizkaia | |
| Exconvict | Grindcore/Death Metal | Bizkaia | |
| Extinction | Death Metal | Gipuzkoa | |
| Extirpation | Death/Black Metal | Bizkaia | |
| Eztanda | Rock/Metal | Gipuzkoa | |
| Fallen | Groove Metal | Araba | |
| Fear Crowd | Heavy Metal | Bizkaia | |
| Ferosz | Thrash/Death Metal | Bizkaia | |
| Fixation On Suffering | Brutal Death Metal | Bizkaia | |
| Fizt&Furiuz | Metal | Lapurdi | |
| Flitter | Rap Metal | Nafarroa | |
| Floxbin | Industrial Metal | Gipuzkoa | |
| Fractality | Death Metal | Bizkaia | |
| Frakture | Thrash Metal | Bizkaia | |
| Funeral Sun | Doom Metal | Bizkaia | |
| Furyo | Industrial Metal | Lapurdi | |
| Galea | Metal | Bizkaia | |
| Gojira | Groove Metal | Lapurdi |
