Labels: Page 16
- Windsong
- Wind-Up
- Winter Assault
- Winter Recordings
- Wishbone
- Witchammer
- Witches Brew
- Witchhunt
- Witching Hour
- WMG
- WMMS
- Wolf
- Wolf Division
- Wolftower
- Wonderdrug
- Woodcut
- Wood Nymph
- Word
- World Chaos Productions
- Wounded Love
- WOW
- Wrapped Media
- Wrong Again
- Wroth Emitter
- W.T.C.
- WWIII Records
- Xana
- Xanthros
- XIII Bis Records
- X-Label
- X of Infamy
- Xtreem
- X-Treme
- XXX
- Yamaha
- Z
- Zafiro
- Zain-Big M.F.
- Zann's
- Zebra
- Zen Garden
- Zeras
- Zero
- Zero
- Zizania
- Zomba
- Zoo
- Zoom
- Zoom Club
- Zoser
- ZTT
- Zuma
- ZXY Music
- ZYX