Renaissance Tower (Dallas)
At the time of completion in 1974, it was the tallest building in Dallas at and was originally known as the First International Bancshares Tower (First International Bancshares, Inc. was the new holding company parent of First National Bank in Dallas). In 1985, it was surpassed by Fountain Place and Bank of America Plaza, which became Dallas's tallest building. It was also clear that Renaissance Tower would be overtaken by Comerica Bank Tower and Chase Tower then under construction. Therefore, in order to regain some status, the building underwent a major renovation in 1986 that included a re-glazed exterior and removal of the lighting on its sides. In 1986, James T. Chiles was brought in by the owner, the Prudential Insurance Company of America to design the broadcast center and towers on top the building, one of which was . This brought the structural height of the building up to , securing its place as the second-tallest building in Dallas. Excluding antennas and spires, the Renaissance Tower is the fifth-tallest.
El Paso Energy Building
The El Paso Energy Building (also known as the Kinder Morgan Building) is a high-rise office building located in Houston, Texas. It was completed in 1963 and has 33 floors. It was originally known as the Tenneco Building. It is the 28th tallest building in the city. Because of downtown Houston's diagonal street grid, all four sides of the building are exposed to the sun. The windows are recessed from the frame to control heat and glare from the sun. The footprint of the building is an exact square. Skidmore, Owings & Merrill LLP, the architects of the building, were recognized with an Honor Award from the American Institute of Architects in 1969. An elevator or an escalator were required to get to the main lobby of the building because it was raised above the street level. the first 5 floors of the building opened to make a huge glass-enclosed space. A number of drive-through bank kiosks along Louisiana Street were replaced with fountains in 1984.