Grammy Judge Earle Holder is a top Professional Mastering Engineer, ensuring your music sounds the absolute best.
Hdqtrz Digital Mastering Studio is committed to providing their clients with the best sounding finished product ever.
Our clients benefit from the expertise of seasoned, industry professionals with more than forty years of industry experience.
Owned and operated by Grammy Judge Earle Holder, Professional Mastering Engineer, for over twenty years.
You can send (and receive) your project from anywhere in the world over the internet to HDQTRZ Mastering Studios (we have a high speed line with lots of bandwidth allowing us to download your large .wav or .AIFF mix files.)