Gary Barnett Dirt Contracting has proudly served contractors and developers for more than 2 decades. We are locally owned and operated, which means we know the Oklahoma landscape, and have the tools and resources to provide the site work necessary to develop all types of commercial construction projects, from Tulsa to Lawton, Norman to Guymon and everywhere in between. We are bonded and insured, and our uniformed crews bring a superior level of professionalism and expertise to all types of excavation and site work projects.