Lobbyists having Bayer as a client
- acumen public affairs
- Dario Faustino Ruivo
- EPPA SA
- EUTOP Europe GmbH
- FIPRA International SRL
- Fleishman-Hillard
- Forum Europe
- FTI Consulting Belgium
- Grayling
- Hering Schuppener Consulting Corporate Affairs & Public Strategies GmbH
- Hume Brophy
- Interel European Affairs
- Itaka Media
- Kreab
- Leidar
- Rud Pedersen Public Affairs Company
- The Health Policy Partnership
- Weber Shandwick
- ZN