MOCAŠ
MB Enthusiast
you mention getting it prepped, are there any companies that specilise in this, or is it just a good clean and hand back?
This company's website has some information about the standard of condition expected by most lease companies, and advice about how to prepare a car for return.
Lease Car Return Services
It's the same company I used for a valet and paintwork restoration on my SLK a couple of years ago, but other than that I've no connection with them.