Annabella joined the UK’s Music Managers Forum in January 2016. The MMF UK has published the respected Dissecting the Digital Dollar series and is also a founder and supporter of the FanFair Alliance campaign. In 2020 Annabella launched the LetTheMusicMove campaign supported by internationally successful artists including Little Mix, Olly Murs, Annie Lennox and James, highlighting the barriers and costs that Brexit has caused for artists touring Europe and calling on the UK Government to reopen negotiations to address these. Annabella is also a founder member of EMMA, the European Music Managers Alliance, alongside 9 other MMFs across Europe.