Bands

Axxis
BAP
Beyond fear 
Black Sabbath
Blaze
Bombay Black
DIO
Doro
Frank Carillo & the Bandoleros
Girlschool
Hakenhand Musical
Heaven & Hell
Helge Schneider
Iced Earth
Kamelot
Kotipelto
Krokus
Lefthand Helge & the Beautytones
Power-Quest
Savatage
Shaka Ponk
Therion
Threshold
UFO
Victory
Virgin Steele

Related

Interview on "Strangers in the night"
Power Quest wikipedia

Musicians

Andy Parker - drummer (UFO)
Joey Belladonna - vocalist (Anthrax)
Joey Vera - bassist (Armored Saint, Fates Warning)
Klaus Vanscheidt - guitarist ([Jo] Hartmann)
Manni von Bohr - the german pope of drumming
Oliver Palotai - keyboardist (Doro)
Paul Raymond - keyboardist (UFO)
Rudy Sarzo - bassist (Ozzy, Whitesnake, DIO)
Stefan Schwarzmann - drummer (Accept, UDO, Krokus)
Vinnie Moore -guitar player (Alice Cooper, UFO)
Vinny Appice - drummer (Black Sabbath, Dio, Heaven and Hell)

Companies

Drumworkshop (DW Drums)
MacEachern Drum Company Inc. (Cool Claws)

Friends

David Sievers - soundengineer (DJ Bobo, Nicole DaSilva)
Chris Leckie - soundengineer (DIO, Therapy?, Travis)
Cosmo - lightengineer (Ac/Dc, Rolling Stones)
Drummers Institute
Mark Scrimshaw - lightengineer (Sophie Ellis Bexter, Bonnie Tyler)
Manuel Saeger - wolf-store