Annick Garso studied at the Royal Conservatory of Music in Mons in Diane Andersen's class. She obtained the First Prizes in piano and harmony as well as the Higher Diplomas in piano and chamber music.

Annick Garso is an accompanist at the Royal Conservatory of Mons in the singing classes of Thierry Migliorini and Axel Everaert as well as in the cello class of Han Bin Yoon and the viola class of Marc Sabbah. She regularly accompanies singers and instrumentalists during competitions and training courses in Belgium and abroad.