Polar Mastering

Mastering studio in Stockholm, Sweden that was part of the original Polar Studios.
Originally known as "Polar Mastering Service".
Appears as "POLAR", "POLAR-GRAV." and "POLAR-GRAVER." in vinyl run-outs.

Name variations as found on this profile:
- Polar
- Polar Mastering
- Polar Mastering Service
- Polar Mastering, Sthlm