Heidi Solberg Tveitan (born May 31, 1972) is a
Norwegian musician and singer currently known for her solo project
Starofash (also known as Star of Ash). Tveitan was formerly half of the experimental band
Peccatum, where she performed vocals, keyboards and synths and wrote the majority of lyrics, under the name
Ihriel. She is the sister of Einar Solberg, the singer of
Leprous, and the wife of
Ihsahn of the
black metal band
Emperor, with whom she runs the production company
Mnemosyne Productions as a music producer and manager.