OK, next you have to tell us what you have to tow it with. There are many luxury fifth wheels out there that can cost $100,000, but they need a MDT to tow them well.
When you start looking at empty 16K weights, then loaded even more, you just have to have a big truck.
Does travelling for work mean you want office space, or does it mean you want lounge space to relax after work? There really is so many options, try defining what you really want and why and you will get suggestions.