Here's a list of some of the users of Lazy J products/services...

Richard Ashcroft
Jeff Beck
Sam Beer
Bleech
Joe Bonamassa
Doyle Bramhall 2 (Eric Clapton, Sheryl Crow, Arc Angels, David Gilmour, etc.)
Dom Brown (Duran Duran)
Tom Bukovac
Dylan Burns (The Bodyrockers)
Bernard Butler
Mike Campbell (Tom Petty and the Heartbreakers)
Eric Clapton
Nalle Colt (Vintage Trouble)
Alan Darby (Eric Clapton, Bonnie Raitt, Queen, Van Morrison, etc...)
Gwyn Garfield Davies
Al Duncan
Lu Edmonds (Billy Bragg and the blokes, P.I.L., etc.)
Olivier Elen (Gentlemen of Verona)
Francois Fasano
Audley Freed
Noel Gallagher
David Gilmour
Dennis Greaves (Nine below zero)
Kenny Greenberg
Mark Griffiths (The Shadows)
Gary Hooker (Brad Paisley)
Neil Ivison (The Misers)
Jonas Jalhay (Rita Ora, Them is me, The Saturdays, I blame Coco, etc.)
Simon Johnson
Mark Karan (Bob Weir & RatDog)
Gary Kemp
Mark Knopfler
The Kooks
Robbie McIntosh
The Magic Numbers
Ray Majors
Scott McKeon
Ed O'Brien
John Parricceli
Adam Phillips
P.I.L.
Luke Potashnick
Razorlight
Joe Satriani
Paul Sayer
Matt Scannel (Vertical Horizon)
John Shanks
Ivor Sims (Saint Jude)
Dan Smith (The Noisettes)
Whit Smith (The Hotclub of Cowtown)
Jeremy Stacey
Paul Stacey
Dan Steinhardt
The Temperance Movement
Pete Townshend
Keith Urban
Rafael Villafane (Royer Mics, Baby'O Music)
Joe Walsh
Paul Weller
Steve Winwood