Helgi grew up in the Swedish city of Uppsala. He started his singing career in the Cathedral Boys’ Choir before starting to sing as a soloist. Helgi studied at the Royal College of Music and the Opera College in Stockholm, where his principal teacher was Erik Årman.
He has worked with conductors including Peter Gülke, Domingo Hindoyan, Anna-Maria Helsing, Tobias Ringborg and David Stern and stage directors including Georg Quander, Deborah Cohen and Jennifer Williams.
He has been privileged to receive several noteworthy scholarships including the Swedish Wagner Society’s Bayreuth Stipendium, the Anders Walls Giresta Stipendium and the Barbro Saléns scholarship.
Helgi has performed several times as both an actor and singer in front of the Swedish Royal Family, including at a gala performance for Carl XVI Gustav’s 70th birthday in 2016 and as a reciter at the Royal Castle for the Parliament Dinner in 2018.