The soprano Annelies Van Gramberen graduated magna cum laude in 2008 with a Master of Music at the Lemmensinstituut (Leuven). Additionally, in 2011, Annelies received her Master after Master degree in Voice and her Master in chamber music, both summa cum laude. Annelies has developed and polished her abilities by participating in several masterclasses at the Mozarteum in Salzburg (Tom Krause, Edda Moser and Barbara Bonney). She is an adherent of the Lichtenberg method ("das Klangorientiertes Singen"), viewing the voice as a naturally and emotionally linked instrument. In 2012, she won the "Händel Award for most promising talent" in the International Vocal Competition (IVC) in 's-Hertogenbosch. At the moment she is being coached by Jard van Nes and Diane Forlano.

As a dramatic colorature soprano Annelies can handle a very wide range of genres and styles. She manages Lied, oratorio, as well as opera and in styles ranging from medieval to contemporary. She combines a solid technique with a great musical diversity and a disarmingly naturel charisma. 

Annelies Van Gramberen has been touring all over the world with several internationally praised productions.

She performed at several renowned venues such as Haus der Berliner Festspiele (Berlin), Royal Opera House/Covent Garden (London), La Monnaie (Brussels), Flagey (Brussels), Opera Ballet Vlaanderen (Antwerp and Ghent) and Sadler’s Wells Theater (London), Théâtre de la Ville (Paris), Carriageworks (Sydney), Sesc Pinheiros (Sao Paulo) and the Brooklyn Academy of Music (New York) as well in festivals like the Ruhrtriënnale (Bochum), Operadagen Rotterdam, Festival Oude Muziek (Utrecht), Musica antica (Treviso), Laus Polyphoniae (Antwerpen), Festival van Vlaanderen, TAZ (Oostende), MAFestival (Bruges) and BMF (Beijing). She collaborated with a variety of artists a.o. conductors (Alejo Pérez, Giedrė Šlekytė), classical, ethnic -and jazz musicians (Romina Lischka, Bart Coen, Ghalia Benali, Frank Vaganée), composers (Annelies Van Parys, Jeroen D'hoe), directors (Johan Simons, Ivo van Hove, Tom Goossens) and choreographers (Alan Lucien Øyen, Anne Teresa De Keersmaeker, Sidi Larbi Cherkaoui).​

On a regular basis Annelies sings as a freelance soloist with the Belgian ensembles RedHerring and Zefiro Torna and with muziektheater Transparant/deschonecompanie.

In February 2019 she made her debut in Japan with music of Bach. 

She made her opera-debut with Thibault and Une Voix d'en haut in Don Carlos (Verdi) and First Wood Sprite in Rusalka (Dvořák) in Opera Ballet Vlaanderen (Ghent and Antwerp, award-winner in Best Opera Company in 2019), as a fix soloist in the house, starting from August 2019.

Since the beginning of her carreer, Annelies is warmly recieved in the worldwide press.