1430 total patrons can be served. There are 750 seats in Schauspielhaus Zürich, 400 in the Schiffbau/Halle, 200 in the Schiffbau/Box and 80 in the Schiffbau/Matchbox. This totals to 750 + 400 + 200 + 80 = 1430 seats. Each patron requires one seat