Clarion Congress Hotel Ostrava is the most extensive convention centre in Ostrava and one of the largest in the Czech Republic. Offering 13 conference rooms and halls with a capacity for up to 1,600 attendees, our business facilities feature state-of-the-art high-tech audio and video equipment, air conditioning, free Wi-Fi, and the latest communication technology. Our conference hotel is ideal for hosting large-scale events such as congresses, seminars, conferences, workshops, and corporate retreats, as well as smaller-scale gatherings and private celebrations.