The company was first established in 1965 under the name of “Vehbi Ozden Project & Design”, mostly working in the area of reinforced concrete structural design, construction of industrial buildings, governmental buildings and military structures being part of the company’s activities over the years. In 2005, the Academic, Design and Construction know-how and academic experience of the partners was consolidated under the name OTS. OTS fields of expertise incorporates design and performance evaluation of structures, design and construction consultancy, as well as special methods of structural strengthening. OTS provides service to leading companies in relevant sectors by consolidating the code requirements and expertise in BIM based engineering design and consultancy.