About Us

Mission Statement

Trust Wave Flow Meters - Automation Control

We are distributors and manufacturers representatives for energy products, automation control and process instrumentation. Joy Controls provides resources and solutions to deliver high reliability products for the lowest total cost of ownership for the markets that we serve in Colorado, Wyoming and New Mexico.


  • In 1922 Warren Joy moved from Marshall Town Iowa to Denver Colorado after graduating from Iowa State University to begin a new chapter in his life. He worked for Advanced Machinery Company in Denver Colorado where he met Irwin Cox.
  • In 1923 Irwin Cox and Warren Joy bought out Advanced Machinery Company and renamed the company to Joy and Cox. Joy & Cox started as a boiler house selling Combustion Engineering boilers. In 1940 Irwin Cox left Joy and Control to start another business in Seattle Washington.
  • In 1952 Stan Joy began his career, after graduating from the University of Colorado with a degree in mechanical engineering, at Joy and Cox. Together Warren and Stan ran the business together until 1976.
  • In 1976, Warren Joy passed away and left the reigns to Stan Joy. In 1999, to reflect the change in business, Stan Joy changed the name of the business from Joy & Cox to Joy Controls.
    In 2005, Stan Joy wanting to pursue other interests, sold Joy Controls to Allan Throop.
  • Allan Throop began his career in industrial sales in the 1980’s. Joy Controls has expanded its’ portfolio of products beyond of what goes inside a boiler room to include process and industrial automation control instrumentation.

Our Values

  • We are honest in all our business dealings
  • We believe in straightforwardness and integrity in dealing with customers and suppliers
  • Customers and suppliers are the life blood of Joy Controls

Our Goal

To be perceived by both customers and suppliers:

  • Easy to do business
  • Knowledgeable in both products and the markets that we serve


  • Application Engineering
  • Start-up Assistance
  • Product Training
  • Pressure Gauge Testing
  • Teflon Hose Assemblies Made in our Facility

Markets Served in Colorado, Wyoming & New Mexico

  • Petro-chemical
  • Water and Waste Water
  • Food and Beverage
  • Power Generation
  • Mining
  • HVAC