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Civil engineering pipe from waste material that is lighter, more durable, as strong, and is slightly less expensive than concrete pipe.

  • Stage Prototype Ready
  • Industry Clean Technology
  • Location Ames, IA, USA
  • Currency USD
  • Founded January 2013
  • Employees 0

Company Summary

r-pipe replaces concrete sewer pipe with a Polymer Mortar Composite (PMC) pipe made from recycled PET plastic and fly ash. Not only do we create value from waste materials, but we also have created a pipe that, compared to concrete, is lighter, more corrosion resistant, as strong and only slightly more expensive. Our customers will be local, state and federal governments, land developers, and civil engineering firms.


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    Thomas Cacker
    Founder and President

    Licensed civil engineer for over 35 years with extensive experience in highway and municipal construction and also managing large complex projects having worked in senior management at the Iowa DOT, including Chief Engineer for over 9 years, and State Construction Engineer. Tom currently directs the National Concrete Pavement Technology Center at ISU where he oversees research and technology deployment activities on a national basis.

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    David White
    Founder and Vice-President

    Dr. White is the Vice-President of r-pipe, inc. and will serve as the technical lead on the PMC composition, manufacturing process refinements, and establishing testing protocols for independent testing verification. Dr. White is the inventor of this technology.

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    Robert Steffes
    Founder and Production Manager

    Mr. Steffes will serve as production mgr responsible for the mfg process, equipment, and production schedules. Mr. Steffes holds a BS degree in Mechanical Engineering. After working 17 years for an international oil services company and another 17 years for the IA DOT in concrete and pavement related research he currently works for ISU as program manager in the National Concrete Pavement Technology Center concrete research laboratory.

Previous Investors

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    No outside investors to date.