RACO Interior Products, Inc. (formerly Ragland Manufacturing Company) is the industry leader in the development and manufacturing of interior aluminum doorframes and windows for use in commercial office buildings. The Texas-based company was started in 1972 and has facilities in Houston and near Dallas. RACO is credited as the main innovator of interior aluminum framing systems and continues today with significant research and development. RACO is a division of International Aluminum Corporation. International Aluminum Corporation is composed of divisions that extrude aluminum, manufacture residential windows and manufacture commercial storefront and curtain wall systems. RACO