Individual Office Suites and Shared Spaces available. Small business owners looking for their own private office. Located in the Katy Medical District, The Oaks at Mason is a Sophisticated office/medical condominium campus with multiple office and flex buildings. The Oaks at Mason offers small and medium-sized business owners the perfect workspace. Conveniently located in the heart of I-10/ Grand Parkway Corridor, The Oaks at Mason provides easy highway access, making getting on and off from work a breeze. With Starbucks on-site and one mile to I-10, this location offers everything a business needs.