- BBDO
- Castenow
- Cayenne
- Concept! AG (jetzt OgilvyInteractive)
- Counterpart
- DDB
- Fröhling
- Grey
- Identex
- Indigo
- kobayashi
- Krall & Partner
- McCann
- Ogilvy
- Pro Concept
- Proximity
- Rapp Collins
- Rempen & Partner
- Stoer DDB
- TBWA
- Wilkens Marketing