Hoke-Gyrolok® Experienced-High Quality Valve & Fittings at GWS Supply

Hoke-Gyrolok® offers many years of experience design and manufacturing high quality, high pressure fluid control components.  We offer the best in class reliability and availability of our products.


  • Alternative Fuels Market:    You will find our technology used in alternative fuels passenger vehicles, trucks, buses, filling stations, ethanol refineries and hydrogen fuel cells.
  • Chemical & Petrochemical Market:  Hoke realized that no two plants are exactly alike and can offer you custom designed solutions to meet your unique process and flow control component requirements.  You can find Hoke’s time-tested designs in hundreds of plants worldwide, Hoke components deliver leak-tight performance.
  • OEM Applications:  Hoke fluid process components are trusted design for a wide variety of OEM Equipment and Machinery applications including pollution control equipment, analyzers, test stands, oil and gas control skids, and gas turbine controls.
  • Oil & Gas Markets:  You can find Hoke fluid control solutions on applications ranging from well head to pipeline transportation and points in between.  If you have a fluid process control requirement for oil and gas exploration, offshore platforms, refining or pipline, let us help you with your applications.
  • Power Generation Markets:  From fossil fuel power generation to nuclear power plants, our full line of process control components can assist you with retrofitting and existing process, or to design or build a new one!
  • Pulp and Paper Markets:  Whether your application is batch or continuous processing, fluid transfer, mixing or plant utilities, Hoke’s outstanding leak-tight components can help reduce emissions and reduce the possibility of falling out of compliance with environmental regulations.

GWS is a stocking distributor with experience sales staff ready to assist you with your fluid process requirements, give us a call to see how we can help find you savings with your applications!



Top Line Process Equipment Company is a leading supplier of sanitary stainless steel process equipment serving the food, beverage, dairy, pharmaceutical, biotechnological and personal care industries.  For over 50 years Top Line has provided customers with quality products such as:

  • Sanitary Stainless Steel Valves & Actuators
  • Sanitary Stainless Steel Pumps
  • BPE Compliant Products (Diaphragm Valves, Centrifugal Pumps, Sample Valves, Pharmaceutical Fittings & Tubing, High Purity Ball Valves)
  • Sanitary Stainless Steel Fittings, Tubing & Tube Hangers
  • Sanitary Filters & Strainers
  • Sanitary Stainless Steel Gauges, Sight Glasses & Instrumentation
  • Accessory Items/Component Parts, Spool Pieces & Custom Made

topline misc

For more information or help with your application, please contact us at 920.739.6066

GWS Automation Advantages

Did you know when you have GWS do your valve automation you get the following?

  • Factory Certified Automation Technicians
  • Valve Automation Certificate
  • Serial Number for Assembly
  • Cycle & Function Test
  • Free Technical Support

Contact us for your Pneumatic  –  Electric  –  Hydraulic  applications!


SVF Ball Valve w/Pnumatic Actuator & Solenoid Valve

GWS to be an Exhibitor in the Int’l Cheese Technology Expo April 13th & 14th

A Worldwide gathering of over 3,000 cheese industry leaders, suppliers, marketers and more will gather to share information about the latest in cheese technology, new products, whey opportunities, product safety, marketing and additional issues affecting the industry.  The show will be taking place at the Wisconsin Center in Milwaukee, WI.

GWS Supply will be in Booth 550, our featured and co-sponsor Fairchild Industrial Products will be high-lighting their products, along with many other of our valued partners that have products designed specially for the food industry.  There will also be a complimentary buffet lunch in the Exhibit Hall to maximize your time!

To learn more about this expo, please click here.  Hope to see you next April in Booth 550!

GWS Supply is now a Division of Duncan Company

We are pleased to announce that as of December 1, 2015 Duncan Company has acquired the GWS Supply Company.  This acquisition/merger will strengthen the combined operation of both companies by offering better coverage in our geographic territory and adding additional product lines and capabilities. (more…)

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