Export it as a Wavefront OBJ (.obj) if you can, if not, can you do LightWave LWO (.lwo)? Or Autodesk 3DS (.3ds)? I also got Game Studio MDL, and Game Studio A5 MDL, i think i might be able to import it
Maybe i can help, i can use ms3d, it has more importers so, i maybe able to help