William Maio has seen 120 bands.

Band Concerts Seen
  Anthrax 3 concerts
  Bon Jovi 3 concerts
  Code Orange 3 concerts
  Lauren Alaina 3 concerts
  Megadeth 3 concerts
  Meshuggah 3 concerts
  Slayer 3 concerts
  Tesla 3 concerts
  Amon Amarth 2 concerts
  Behemoth 2 concerts
  Brothers Osborne 2 concerts
  Def Leppard 2 concerts
  Falling In Reverse 2 concerts
  KISS 2 concerts
  Lamb Of God 2 concerts
  Luke Bryan 2 concerts
  Maren Morris 2 concerts
  Miranda Lambert 2 concerts
  Morgan Evans 2 concerts
  Mushroomhead 2 concerts
  Ozzy Osbourne 2 concerts
  Rob Zombie 2 concerts
  Seether 2 concerts
  Stone Sour 2 concerts
  Van Halen 2 concerts