Oklahoma Environmental Services is affiliated with the following institutions and organizations:

  • Air Force Association
  • American Public Works Associations
  • Commercial Real Estate Council
  • Environmental Assessment Association
  • Environmental Federation of Oklahoma
  • Greater Enid Chamber of Commerce
  • ISNetworld
  • National Ground Water Association
  • Oklahoma Agribusiness Retailers Association
  • Oklahoma Agricultural Cooperative Council
  • Oklahoma Grain & Feed Association
  • Oklahoma Ground Water Association
  • Oklahoma Independent Petroleum Association
  • Oklahoma Petroleum Marketers and Convenience Store Association
  • PEC Premier