Native blender, made with blender 2.92, render cycles 2.92.
As internal accessories, you can find the elevator, the floors are illuminated up to the 4th floor. The building has 14 floors which can be added or removed.
STL (Stereolithography, filesize: 86.6 MB), OBJ (OBJ, filesize: 87.3 MB), BLEND (Blender, filesize: 152 MB), FBX (Autodesk FBX, filesize: 101 MB)