Take over the world from your Villain Leather Chair by Opulent Items. This funky luxury chair is hand produced in the United Kingdom and is wrapped in select leather. The base swivels and the seat is oversized. Now all you need is a white cat while you maniacally laugh. Just try not to let 007 thwart your evil machinations.
Opulent Items also has other (less-evil) chairs, such as this Luss Chair for your spaceship:
Or, perhaps this Luis Tall accent chair hand-produced in Italy with cane weave would be perfect for your futuristic salon: