| Pye Hastings |
1968 - 1978 ; 1980 - 1985 ; 1990 - 1992 ; 1995 - |
THE WILDE FLOWERS, Pye Hastings |
| Geoffrey Richardson |
1972 - 1978 ; 1980 - 1981 ; 1995 - 1996 ; 1997 - |
Murray Head , PENGUIN ORCHESTRA CAFE, Geoffrey Richardson, John G. Perry, QUANTUM JUMP, ROCKY AND THE NATIVES, Jim Leverton & Geoffrey Richardson |
| Jan Schelhaas |
1975 - 1978 ; 2002 - |
CAMEL, Jan Schelhaas |
| Jim Leverton |
1995 - |
SAVOY BROWN, ROCKY AND THE NATIVES, JUICY LUCY, Steve Marriott, Jim Leverton, Jim Leverton & Geoffrey Richardson, FAT MATTRESS |
| Mark Walker |
2010 - |
|
Richard Coughlan ( 2013) |
1968 - 1978 ; 1980 - 1985 ; 1990 - 1992 ; 1995 - 2013 |
THE WILDE FLOWERS |
| Doug Boyle |
1996 - 2007 |
Robert Plant, Nigel Kennedy, Doug Boyle |
| Dave Sinclair |
1968 - 1971 ; 1973 - 1975 ; 1980 - 1985 ; 1990 - 1992 ; 1995 - 2002 |
CAMEL, Dave Sinclair, Robert Wyatt, CARAVAN OF DREAMS, POLITE FORCE, MATCHING MOLE, HATFIELD AND THE NORTH, THE WILDE FLOWERS |
| Jimmy Hastings |
1996 - 1997 |
SOFT MACHINE, Brian Ferry, TRAPEZE, HATFIELD AND THE NORTH, NATIONAL HEALTH, Chris Squire |
| Simon Bentall |
1996 - 1997 |
|
| Richard Sinclair |
1968 - 1972 ; 1981 - 1985 ; 1990 - 1992 |
CAMEL, Richard Sinclair, CARAVAN OF DREAMS, HATFIELD AND THE NORTH, Hugh Hopper & Richard Sinclair, Alan Gowen, Phil Miller, Richard Sinclair & Trevor Tomkins, Theo Travis, IN CAHOOTS, Pip Pyle, Phil Miller, NATIONAL HEALTH, THE WILDE FLOWERS |
| Dek Messecar |
1976 - 1978 ; 1980 - 1981 |
|
| Mike Wedgwood |
1974 - 1976 |
CURVED AIR, Kiki Dee, THE OVERLANDERS, Gordon Haskell |
| John G. Perry |
1973 - 1974 |
SOFT MACHINE, QUANTUM JUMP, Michael Giles, Anthony Phillips, John G. Perry |
| Stuart Evans |
1972 - 1973 |
|
| Derek Austin |
1972 - 1973 |
|
| Steve Miller |
1971 - 1972 |
|
