Kornelia has been invited to participate in a number of prestigious competitions and festivals:

1998 August Ravinia Festival Concerts – Chicago Working with Christoph Eschenbach, Peter Schreier, Thomas Allen, Margo Garrett and Rudolph Piernay
1997 July Pacific Music Festival – Sapporo, Japan Working with Christoph Eschenbach and Martin Isepp
June BBC Cardiff Singer of the World (Cardiff, UK)
May Placido Domingo Competition (Tokyo, Japan)
April Tagliavini Singing Competition, Deutschlandsberg Austria
1996 March Simándy Singing Competition, Hungary II. Award