A postmodern building in Amsterdam by Meyer and Van Schooten serving this industry sits on v-shaped supports and is nicknamed for resembling a handheld vacuum cleaner. A building originally named for a business in this industry forwent corners at ground level to preserve a historic Lutheran church. Quartering wind prompted a call to William (15[2])LeMessurier warning of a structural flaw in a skyscraper (15[1])for this industry (15[3]-5[1])on four stilts. The supposed bad (*) energy of the diagonals of (10[1])an (10[1])I. M. Pei-designed building for this industry was countered by installing maintenance cranes (10[1])shaped like cannons on another building. The triangular trusses look like the namesake company’s logo (10[1])on a building for the industry designed by Norman Foster in Hong Kong. For 10 points, buildings commissioned as headquarters in what industry include Citigroup Center? ■END■ (10[1])