Lobbyists having BIOGEN as a client
- Acumen Public Affairs
- ASDM Consulting
- Burson-Marsteller
- Edelman Public Relations Worldwide
- FTI Consulting Belgium
- Harwood Levitt Consulting
- Hill & Knowlton International Belgium
- Incisive Health
- Marking Public Affairs bvba
- Porter Novelli NV
- William Brian Healy