United States United States Masoneilan Masoneilan Masoneilan valves are valves in the design, manufacture and support of process control factors and one of the last leader of the solution, is a major part of the Dresser Group offers a diverse range of different stages of the energy industry valve products. These industries include aerospace, chemical, oil and gas, petrochemical, power, paper and refined. Masoneilan in more than a century has been the valves and process control industry pioneers, it was originally. Mason was founded by a young inventor named William in 1882. ? Masoneilan its technology continues to progress and the continuous improvement of service levels, continued to prove its technology leadership and the development and progress of innovative ideas and solutions in the industry. Masoneilan for different types of products that include both general also include a control valve to meet the demanding service requirements, actuators, pressure regulator and specialized instrumentation. These products enable a broad range of Masoneilan can be used as a single global supplier and provide customers with various professional services. In addition, Masoneilan valves provide overall management (TVM) for Dresser, this management is to Masoneilan products and services and other business units of Dresser products combine to provide customers with control valves and instrumentation applications, valve / safety relief valves, valve and actuator switch all valves and related management procedures.