Turnkey design, engineering and fabrication services for wellhead, midstream systems, production equipment and gas processing plants and facilities. Our Wellhead and Midstream Systems are used in oil, water and gas conditioning to remove contaminants from hydrocarbon and gas streams.  OTSO’s Production Equipment is used to extract liquid hydrocarbons from oil, water and gas processing equipment to meet feed gas and liquid production requirements. By encompassing a complete service offering of both New Build and Refurbished Equipment, OTSO can accommodate a variety of budgets and deliver on-time sensitive projects.