 Since 1981 Rudolf Koelman has performed frequently world wide as a soloist with a large number of renowned orchestras including Bruckner Orchester Linz, WDR Rundfunkorchester Köln, 
Korean Broadcasting System Symphony Orchestra, Orchestre de Chambre de Lausanne, Queensland Symphony Orchestra, Royal Concertgebouw Orchestra, Tokyo Philharmonic Orchestra.As a soloist, concertmaster or chamber musician he shared the concert stage with musicians such as