First City Tower is a skyscraper in downtown Houston, Texas. The building rises 662 feet (202 m) in height. It contains 49 floors, and was completed in 1981. First City Tower currently stands as the 14th-tallest building in the city. The architectural firm who designed the building was Morris-Aubry, and was built by W. S. Bellows Construction Corporation. The structure is an example of late-modernist architecture. The tower, which formerly housed the headquarters of the now-defunct First City National Bank, now serves as the global headquarters of Waste Management, Inc, and the headquarters of Vinson & Elkins. It also houses the U.S.