FES, an acronym for "Fluid Engineering Services," is an Oklahoma corporation authorized to perform a broad range of professional services for organizations throughout the world. FES, Inc. offers a wide range of technical services, including but not limited to: component performance evaluation, life and reliability testing, component contamination sensitivity appraisal, filtration performance assessment, mathematical model evaluation, and technical consulting.

  • FES has the capability and equipment to conduct nearly any standard hydraulic test (such as ISO, NFPA, ASTM, SAE, and MIL). In addition, we often contract to run special tests to fit a company's requirements. 
  • The staff of FES works closely with our customers to facilitate not only the required test data but also the technology transfer needed to interpret the results.
  • Because of our four decades of experience and reputation for performing outstanding work, our customers have complete trust in our ability to provide objective, confidential, accurate, and timely test result. ​
  • Our customers save time and money when FES, INC. works directly with company engineers by providing unique assessment and expertise on a confidential basis.
  • Collectively, the experts at FES have more than 100 years of experience in Fluid Power engineering. No other organization in the world can offer the experience and capabilities that FES, Inc. can provide the fluid power industry 


FES Inc.

EST. 1988

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