Masoneilan is an international leader in the design, manufacture, and support of final process control elements and solutions. Major product lines include reciprocating, rotary, and severe service control valves, regulators, levels, and field instrumentation.

Masoneilan is an integral part of Dresser Measurement, which provides a wide range of valve products serving all phases of the energy industry. Industries in which Masoneilan products are used include Aerospace, Chemical, Oil & Gas, Petrochemical, Power, Pulp & Paper, and Refining.

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