Gateway Mastering Studios, Inc.

Parent company of Gateway Mastering Studio and Gateway Mastering & DVD founded in Portland, Maine, USA by the president & chief mastering engineer Bob Ludwig.

Please use this profile for releases which specifically credit Gateway Mastering Studios, Inc. and name variations like:
- Gateway Mastering Studios Inc.
- Gateway Mastering Studios, Inc., Portland, Maine
- Gateway Mastering Inc.

For credits of Gateway Mastering Studio and Gateway Mastering & DVD use the sublabels.