About the firm
Domagoj Rupčić & Lana Kostanjšek appears in the public professional register published by Croatian Bar Association for Croatia. The entry identifies Sisak as the office locality. Its published business address is Kranjčevićeva 5/I. The entry publishes 044/522 094 as a business contact number.
Sources and editorial notes
Sources checked 4 October 2026: https://www.hok-cba.hr/odvjetnik?id=14035