Allow your guests to meet, greet, and unwind in style when you host a meeting or event at Avana Grand Hotel & Convention. Our luxury Bangkok hotel has one of the largest hotel banqueting, meeting and convention facilities in the city, with a total of 15 spacious and versatile function rooms. The largest venues, The Grand Ballroom, can accommodate up to 1,000 guests for cocktails or up to 750 for banquets and gala dinners.