Greenhouse Studio, London

Founded by Pat Collier (also founder of Alaska Studios), and John Burns. Based in the Old St area of London.
Now known as Fortress Studios

For other Greenhouse Studios:
in Reykjavik, Iceland use Greenhouse Studios Iceland
in Stockport, UK use Greenhouse Studios, Stockport
in London, UK use: Greenhouse Studio, London
in Italy, use Green House Recording Studio
in Vancouver, Canada use Greenhouse Studio Inc., Canada
in Beaumont, Belgium use GreenHouse Studio, Beaumont
in Hansbeke, Belgium use GreenHouse Studio, Hansbeke

Name variations as it appears on one or more releases:
- Greenhouse
- Greenhouse Studios
- London & Greenhouse Recording Studios
- The Greenhouse, London