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OSI
American progressive rock band
1
Chroma Key
musical project of Kevin Moore
2
Fates Warning
American progressive metal band
3
Bobby Jarzombek
American drummer
4
Dream Theater
American progressive metal band
5
Mike Portnoy
American drummer
6
Derek Sherinian
American keyboardist
7
Jordan Rudess
American keyboardist
8
Liquid Tension Experiment
American band
9
John Petrucci
American guitarist
10
Transatlantic
Progressive rock supergroup
11
Neal Morse
American multi-instrumentalist and progressive rock composer
12
Johannes Schmoelling
German electronic musician
13
James LaBrie
Canadian vocalist
14
Tony Banks
British musician and multi-instrumentalist, member of Genesis
15
Richie Kotzen
American guitarist, singer, and songwriter
16
Charlie Dominici
American musician
17
Keith Emerson
British recording artist; keyboard player and composer (1944-2016)
18
Almora
band that plays symphonic metal
19
Sean Malone
American musician
20
Jens Johansson
Swedish musician
21
Gordian Knot
American rock band
22
Redemption
American progressive metal band
23
Epic Soundtracks
British musician (1959-1997)
24
David Arkenstone
American composer and performer
25
Symphony X
American progressive metal band
26
Henrik Klingenberg
Finnish musician
27
Bigelf
band
28
The Winery Dogs
American rock supergroup
29
Eloy Fritsch
Brazilian musician
30
Bradley Joseph
Composer, pianist, keyboardist, arranger, producer, recording artist
31
Ray Alder
musician
32
Armored Saint
American heavy metal band
33
Mikael Åkerfeldt
Swedish musician
34
Sons of Apollo
American band
