I know I'll forget a bunch, but here's what I remember:
KISS - lost count after 20 times
Ted Nugent 4 times, met once
AC/DC 3 times
Skid Row twice
Motley Crue twice met once
Dokken twice
Krokus 3 times
Quiet Riot twice
Judas Priest twice
Great White twice
Scorpions twice
Bon Jovi 3 times
Aerosmith 3 times, met once
Ratt twice
Sammy Hagar twice met once
Def Leppard met them too
Jon Butcher
Iron Maiden
Y&T
Ozzy Osbourne
Accept
Van Halen
Autograph
Night Ranger
Kick Axe
Whitesnake
Armored Saint
Every Mother's Nightmare more times than I could count, used to hang out with them all the time
Tora Tora met them too
Brother Cane
Jackyl
King's X
Metal Church
Alice Cooper
Motorhead
Trixter
Dangerous Toys twice
Danger Danger
The Poor
Powerman 5000
Slaughter
Blackfoot
Yngwie Malmsteen
Soundgarden
Warrant
Guns N Roses
W.A.S.P.
L.A. Guns
Faster Pussycat
Kix
Poison
Black N Blue
Valentine Saloon a bunch, I used to hang with them too back in the day
Johnny Winter
Verve Pipe
Plus bluegrass acts Mountain Heart, Seldom Scene, and IIIrd Tyme Out
God only knows who all I am leaving out.