What is good for a busines dinner definitely depends on what kind of business you are involved in these days and how open-minded your colleagues are about venturing into certain areas.
That said, I would do Otium, Majordomo, or Broken Spanish as my podium top 3 based on what you have ruled out. I adore Orsa & Winston, but you may find the decor a bit simple.
Vespaio is only okay…would go to Drago Centro before that. Shibumi is not a good choice for business dinner at all unless it’s 1:1 with someone who can appreciate it. 71 Above is corporate feeling and not sure how the food is since the change in chef, but it works for certain kinds of business dinners.