Vladimir Koh has been a prominent orchestral violinist in Serbia and abroad. As a principal violinist, concertmaster, acting concertmaster, assistant concertmaster, and guest concertmaster, he has performed with many orchestras in Serbia (Philharmonic Orchestra of Youth, Symphony Orchestra of the Faculty of Music in Belgrade, Symphony Orchestra of the Radio Television of Belgrade, Symphony Orchestra Stanislav Binički, Chamber Orchestra Simfonijeta, Symphony Orchestra "Camerata Serbica", Orchestra of the Madlenianum Opera and Theatre, Orchestra of the Belgrade Opera (all in Belgrade), Symphony Orchestra of the Radio Television of Pristina, Chamber Orchestra of Novi Sad), Montenegro (Titograd Symphony Orchestra), Spain (Symphony Orchestra of Tenerife, Chamber Orchestra Pro Classica), Italy (Chamber Orchestra Goffredo Petrassi, Rome).