Lobbyists having Bayer as a client
- acumen public affairs
- Dario Faustino Ruivo
- Environmental Resources Management
- EPPA SA
- EU Focus Group
- EU Strategy
- EUTOP Europe GmbH
- Finsbury Glover Hering Europe GmbH
- FIPRA International SRL
- Fleishman-Hillard
- Forum Europe
- FTI Consulting Belgium
- Grayling
- Hume Brophy
- Interel European Affairs
- Itaka Media
- Kreab
- Leidar
- RPP Group
- Rud Pedersen Public Affairs Company
- The Health Policy Partnership
- Weber Shandwick
- ZN