Omri Ziegele (P. Landis, C. Gantert, H. Anliker, G. Friedli, H. Kramis, J. Schlegel, M. Kappeli, D. Ulrich)
Omri Ziegele Billiger Bauer (J. Wickihalder, B. Göttert, G. Friedli, J. Schlegel, H. Kramis, M. Käppeli, D. Ulrich)
Ondrej Krajnak
Open Loose (M. Helias, T. Malaby, T. Rainey)
Operazone (G. Haynes, B. Lancaster, M. Helias, B. Friend, D. Goodfriend, M. Taylor, V. Chancey, K. Witek, H. Falcon, D. Stillwell, R. Farris, G. Yellin)
Oren Bloedow With Medeski, Martin And Wood
Organic Grooves
Ori Kaplan Percussion Ensemble (A. Bemkey, G. Mann, S. Ibarra)
Ornette Coleman (D. Cherry, W. Norris, D. Payne, B. Higgins)
Orrin Evans (S. Newsome, R. Bowen, E. Revis, G. Jackson)
Ortalion (C. Morawski, R. Jakubiec, M. Otlowski, J. Brzeziewicz, P. Majka, J. Stromski)
Oscar Noriega'S Play Party (C. Vu, B. Shepik, T. Rainey)
Oskar Aichinger / Franz Koglmann
Oskar Rozsa / John Shannon / Martin Valihora
Oskar Rozsa Sextet (A. Seban, M. Skuta, M. Buntaj, R. Tariska, L. Priehradnik)
Other Dimensions In Music (D. Carter, R. Campbell Jr., M. Shipp, W. Parker, R. Bakr) + Matthew Shipp
Other Dimensions In Music (R. Campbell Jr., D. Carter, W. Parker, R. Bakr)
Otto Hejnic Trio (O. Krajnak, J. Feco)
Pablo Held (W. Mutzke, S. Gille, N. Klein, K. Pechlof, H. Nuss, H. Sieverts, D. Fuhr, R. Landfermann, J. Burgwinkel)
Pablo Ziegler / Quique Sinesi (New Tango Duo) With Walter Castro
Pachora (C. Speed, B. Shepik, S. Sverrisson, J. Black)
Pachora (J. Black, C. Speed, B. Shepik, S. Sverrisson)
Palinckx Border (Joost Buis, Jacques Palinckx, Cor Fuhler, Bert Palinckx, Jim Meneses)