It has collaborated with noted musicians including Pinchas Zukerman, Joshua Bell, Midori, Leif Ove Andsnes, Jon Kimura Parker, Eliot Fisk among many others.
Leif Ericson | Leif Garrett | Leif Erickson | Ove Fundin | Ove Arup | Leif Ove Andsnes | Leif Juster | Leif Elggren | Leif Edling | Karl Ove Knausgård | Ove Johansson | Ove Høegh-Guldberg | Leif Ryvarden | Leif Podhajsky | Ove-Erik Tronvoll | Ove Dalsheim | Ove Christensen | Ove Bjelke Holtermann | Leif Welding-Olsen | Leif Tronstad | Leif Shiras | Leif Olve Dolonen Larsen | Leif G. W. Persson | Leif Frode Onarheim | Leif Boork | Leif Anderson | Bent-Ove Pedersen |
The first prize winner of several competitions with the instruments of clarinet, piano and cello, Ottensamer has performed as soloist and chamber musician worldwide with partners such as the Vienna Virtuosi (members of the Vienna Philharmonic), the Vienna Chamber Orchestra and performers including Leif Ove Andsnes, Angelika Kirchschlager, Julian Rachlin and Yo-Yo Ma.