Katalog firm
- The Astoria
- The Astoria
- The Astronauts Chmielarz Adrian
- The Astronomer
- The Athena School
- The Atherton Hotel, an Ascend Hotel Collection Member
- The Athlet's Foot
- The Atlas Holding Co Ltd
- The Atom Film Company
- The Atrium
- The Atrium London Venue
- The Attic
- The Attic Ashford
- The Attic Hair & Beauty
- The Auctioneers