Gareth is a Mixer, Engineer & Producer with 20 years experience.


Clients include several multi platinum selling artists and producers, including Example, Hardwell, Harrison, Thomas Gold, Sandi Thom, Alexander O Neal, Alice Merton, 

Pete Maher Andy Whitmore, Oz Fritz plus many more. 

Having worked in several world class  studios including, Prairie Sun Recording California, Miloco Studios London, Greystoke Studios, and Deep Recording Studios, he has built an impressive resume of work in many genres, taking in Rock, Pop, Dance, RnB, Jazz, Soul and music for TV/film.

Gareth currently works from his own recording studio GMMix located in Bournemouth, UK. 

"Gareth has the perfect mix of professionalism, artistic sensitivity and creativity that brings out the best in the music. He is a musicians engineer who really cares about the final product."

Jason Minnis (Songwriter/Producer) 



Eric Gales

Alexander O'Neal

Sandi Thom

Alice Merton



John Owen Jones

Copyright © 2020 Gareth Matthews. Mixer / Engineer / Producer