Ljiljana Lončarić, dipl.ing.arh. has been the lead design architect or architect designer on projects of various sizes and building types including:
- Kindergarden, Matoševa street, Zagreb, Croatia
- Croatian National Theatre, Mostar, Bosnia and Herzegovina
- Residential and business building, Ilica street, Zagreb, Croatia
- Residential and business building, Svetice street, Zagreb, Croatia
- Reconstruction and modeling of the rowing club, Zagreb, Croatia
- Retail space interior design, Radićeva street, Zagreb, Croatia
- Restoration of war-affected areas, Dubrovnik, Croatia
- A number of family villas and vacation homes