Sommerro has since that time performed on his own, with various groups, and as an accompanist for, among others, Erik Bye, Sigmund Groven, Geirr Lystrup, Halvdan Sivertsen, Bjørn Alterhaug, Dalakopa, Arve Tellefsen, John Pål Inderberg, Palle Mikkelborg, Åge Aleksandersen, Arne Domnerus, Aly Bain, and Choeur Grégorien de Paris.
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He has also set to music poetry by Hans Hyldbakk and hymns by Edvard Hoem.
SKRUK has a varied repertoire, influenced by Norwegian folk music, spirituals, world music, and jazz, and has collaborated with many musicians, including Tord Gustavsen, Henning Sommerro, and Brilliant Dadashova.
Niels-Henning Ørsted Pedersen | Doug Henning | Henning Rübsam | Henning Mankell | Henning Sommerro | Henning | Carl-Henning Pedersen | Linda Kaye Henning | Henning von Berg | Henning Schulzrinne | Henning Jakhelln | Henning Eichberg | Henning, Tennessee | Henning Linden | Henning Larsen Architects | Henning Kraggerud | Henning Gravrok | Henning Christophersen | Dan Henning | Anne Henning | Rasmus Henning | Henning von Boehmer | Henning Thorsen | Henning Solberg | Henning Meyer | Henning Haslund-Christensen | Henning Christiansen | Bjarne Henning-Jensen | Ballad of Carl-Henning |