Looking for Building office v5? Get this 3D model from omg3d via CGTrader for $14. Technical specs: 31148 polygons, 35766 vertices.
STL (Stereolithography, filesize: 397 KB), OBJ (OBJ, filesize: 936 KB), MAX (Autodesk 3ds Max, filesize: 83.4 MB), FBX (Autodesk FBX, filesize: 1.29 MB), TEXTURES (Textures, filesize: 282 MB)