Quality, Service & Commitment


  • 22 Jan 2018

    Civil Engineer Needed

  • 08 Dec 2017

    INTERRA Honored With 2017 IRTBA Green Industry Achievement Award For Green Initiatives

  • 26 Oct 2017

    INTERRA To Host Ribbon Cutting With Bolingbrook Mayor Celebrating Going Green

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Laboratory Certifications

  • IL & WI State DOTs
  • ASTM


Firm Certifications

  • DBE with IDOT
  • MBE with City of Chicago

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Chicago O’Hare Airport, Terminal 6 Project: “We would like to extend our appreciation to you and all of your employees who worked on the Terminal 6 Project.  All work was performed professionally, accurately and thoroughly. Your commitment to quality and …

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When the quality of work and the speed to project completion are equally critical to a project’s overall success; commercial retail clients, industrial clients, auto dealerships — to name a few — rely on INTERRA for their engineering, inspection, and testing needs.  For these clients, INTERRA routinely provides its expertise in a wide variety of ways; including geotechnical studies with practical, cost efficient recommendations that allow projects to move forward and soil remediation projects that minimize disruptions to project schedule and budgets.

Because INTERRA has worked for so many commercial clients, we fully understand that speed is of the essence for commercial development projects.  Our client-driven personnel, internal systems, and reporting mechanisms are all structured to do just that…to move your project forward as quickly as practically possible in coordination with all of the project’s other consultants, contractors, and vendors.

A listing of some of our commercial development projects can be viewed below.