Designed by architects Philip Johnson and John Burgee, in association with Houston-based Morris-Aubry Architects, and erected in 1983. The tower is among Houston's most visible buildings. The building is the 4th-tallest in Texas, the 22nd-tallest in the United States, and the 80th-tallest building in the world. It is the tallest building in Houston outside of Downtown Houston. The building has the United States headquarters of the Hines Interests real estate firm.