Engineer (Recording, Mixing, Mastering) and producer with some 20+ years of experience working with numerous artists including Radiohead, The Cranberries (co-producer), The Feeling, James, Marti Pellow, David Bowie, Brian Eno, Elvis Costello, INXS, Depeche Mode, The Kinks, Whitesnake, Trevor Rabin, Robin Trower, Michael Schenker Group, Bob James, John Patitucci, Bob Mintzer, Gary Husband and Janek Gwizdala.

Fenner has worked with many producers including long associations with Brian Eno, Elvis Costello, Andy Richards, Ray Davies, Trevor Rabin, Martin Birch, Eddie Kramer and Richard Niles.