Cullen Center is a skyscraper complex in Downtown Houston, Texas, United States. The complex is now managed by Brookfield Properties. Previously Trizec Properties owned all four office buildings.[1] The complex includes the headquarters of the Houston Fire Department and KBR, and it formerly included the headquarters of Continental Airlines.
The buildings include 1600 Smith (formerly Continental Center I),[2] 600 Jefferson (formerly Continental Center II), KBR Tower, and 500 Jefferson Street.