Westlake Park is a 58-acre (23 ha) office complex located in the Energy Corridor, Houston, Texas, United States. The complex, located east of Texas State Highway 6 between Interstate 10 and Memorial Drive, consists of One Westlake Park, Two Westlake Park, and Three Westlake Park. Hines was the developer of the complex, and Skidmore, Owings and Merrill was the architect of the complex. The complex, with a net rentable area of 401,000 square feet (37,300 m2) and 3,635 square feet (337.7 m2) of retail space, has BP, KBC Advanced Technologies, Mariner Energy, and Oxy Permian as major tenants.[1]