The more the services the company can offer then the more skilled and knowledgeable it is going to be and you know you can expect only the best results. If you handle different projects, then you are also best placed going for a modeler who can handle practically any type of 3D scan needed.
The tools of trade What 3D systems does your service provider use and how reliable are they with your kind of project? 3D scanning requires lots of control and this could mean different equipment is needed to get the job done.