United Kingdom
info@tonalex.co.uk
...
safeandsound123@googlemail.com
monarchaudiomastering@gmail.com
Germany
info@audio-senses.com
help@masteringworld.com
info@stardeltamastering.com
info@mastandmix.com
info@audiomaster.co.uk
imaster@metropolis-group.co.uk
Netherlands
info@thebearmastersound.com
info@emasters.co.uk
United States of America
cdbaby@cdbaby.com
info@doctormix.com
info@blackdogmastering.com
Canada
info@wearetheink.net
France
support@colorsound.zendesk.com
production@psbmusic.com
Portugal
mariosa@replaystudios.net
Spain
grabacionessilvestres@gmail.com
India
hm@masteringworld.com
info@audioplexus.com
mastering@tonicroomstudios.com
grau@jump.cat