Here's a partial list of artists who have been known to use Heptode products.
Inclusion of one's name does not constitute any kind of endorsement.
Lenny Kravitz
Carl Verheyen
Chris Shiflett (Foo Fighters)
NGuyên Lê
Janet Robin
Bill Liesegang
Aziz Ibrahim
Joel Hamilton/Tony Maimone
Studio G - Brooklyn, NY
Michel Aymé
Dominic O'Dair (TOY)
Tatate
Charlie Fabert
Thomas Frémont
Emmanuel Malépart
Alexis Maréchal
Cyril Simonnot