Introduction: We do it all! Since 2001, CSI has been serving the homeowners of the Tulsa, OK and the surrounding areas, with the highest quality of construction services. For the past 10 years, sole proprietor, Dusty Day, has been involved in all facets of residential construction, remodeling and additions. From simple working plans and drawings to complex remodeling projects, conceptual ideas and even custom designs, we strive to deliver the results that our clients expect.