Upload-studio is a mix and mastering suite located in Montpellier (south of france) run by french soundman & producer bruno "brew" varea (panzer flower,dagoba,hardbanger,mephisto,rinocerose,mattrach, acod, blazing war machine,etc..)
Upload-studio.com offers free mastering test
All you need to do is upload a stereo track using the uploader on the website,
You will quickly get a sample test back.
Then, if you like the result you can decide to get your entire project mastered at upload-studio.
Send me an email through 'Contact' button above and I'll get back to you asap.