Keller Williams Realty Keller Williams Realty, is a Texas real estate firm, located at 1801 South Mopac #100, Austin, TX 78746. Keller Williams Realty Keller Williams Realty provides a wide-range of real estate services. Consumers continue to find value in having a real estate professional help them through the home buying and selling process. The wide variety of services real estate professionals provide are proving ever more valuable in real estate transactions(financing twists and sales contract intricacies). Please view Keller Williams Realty Keller Williams Realty current listings or sold listings. Recently serving clients in areas River Bend (Travis), Summit At West Rim On Mount Larson, The Estates Above Lost Creek, Windsor Road, Wood Island.