tronas Twin Towers, pair of skyscraper office buildings in Kuala Lumpur, Malaysia, that are among the world’s tallest buildings. The Twin Towers, built to house the headquarters of Petronas, the national petroleum company of Malaysia, were designed by the Argentine-born American architect Cesar Pelli; they were completed in 1998. The plan for each tower is identical: an eight-lobed circular structure that contains 88 stories of occupiable space and a pyramid-shaped pinnacle surmounted by a slender steel spire. Both rise to a height of 1,483 feet (451.9 metres), which includes 242 feet (73.6 metres) for pinnacle and spire. Each building is supported by 16 large columns around its perimeter
The Petronas Towers and the Kuala Lumpur Tower dominate the skyline of Kuala Lumpur's Central Business District.
Petronas Towers compared with other tallest buildings in Asia.
Willis Tower (formerly Sears Tower) and the World Trade Center towers were each constructed with 110 occupied floors – 22 more than the 88 floors of the Petronas Towers. Willis Tower's tallest antenna is 75.41 m (247.4 ft) taller than those of the Petronas Towers, however, in accordance with CTBUH regulations and guidelines,[28] the antennas of Willis Tower were not counted as part of its architectural features.[29] The spires on the Petronas Towers are included in the height since they are not antenna masts. Therefore, the Petronas Towers exceed the official height of Willis Tower by 10 m (33 ft) even though the roof of Petronas Towers at 378.6 metres (1,242 ft) is 63.4 m (208 ft) lower than the roof of Willis Tower at 442 metres (1,450 ft).