David Wrench is a Welsh musician, songwriter, producer and mixer based in London. His work has been nominated for Grammys, Brit Awards and shortlisted for numerous Mercury Prize nominations including the 2017 winning album Process by Sampha. and Arlo Parks 2021 'Collapsed in Sunbeams’. Wrench has been the recipient of the BBC Radio Cymru C2 Producer of the Year award five times in six years between 2007 and 2012 and has received Music Producer Guild Awards (MPGs) including Mix Engineer of the Year 2016 and 2019. Credits include, David Byrne, Frank Ocean, The Pretenders, Blur, Caribou, Goldfrapp, Erasure, The xx, Sampha, Jamie xx, Jungle, FKA Twigs, Glass Animals, Florence and the Machine, Arlo Parks, Alma, Hot Chip, Marika Hackman, Honne, Jack Garratt, Manic Street Preachers, Villagers, Courtney Barnett, Austra, Tourist, Richard Russell, Let's Eat Grandma, Young Fathers, Georgia, Bat For Lashes and Race Horses.

Process is the debut studio album by English singer Sampha, released on 3 February 2017 by Young Turks. The album was co-produced by Sampha and Scottish music producer Rodaidh McDonald. It won the Mercury Prize for 2017.