• Runway 13C-31C, Midway International Airport

    Excellence In Aviation

  • Welcome to CKL Engineers

    As a civil engineering firm in our 17th year of operation, we bring innovation, technology, and excellence together to shape the future of infrastructure. Our team of experienced professionals is committed to providing engineering services that exceed expectations in the communities we serve. Explore our website to learn more about our projects, our approach, and how we can partner with you to build a better tomorrow!

  • Service Markets

    Click on any picture to see our portfolio in the selected market!

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    Aviation

    Airport design and construction services.

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    Construction and Program Management

    Streetscapes, transportation equity, parks, trails, bike paths, and materials coordination.

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    Environmental Engineering

    Erosion and Sediment Control inspections, NEPA, and EA/EIS.

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    Mass Transit

    Construction management services for transit projects.

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    Rail

    Railway and rail station construction services.

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    Toll Roads

    No. 1 preferred partner in tolling.

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    Careers At CKL

    Join our team of innovative engineers and construction managers.

  • Insights

    Our blog, updated frequently with insights into CKL, the AEC industry at large, and more.

    How Engineers Keep Airports Operating During Construction
    October 27, 2026 · Insights
    Airports are among the most complex infrastructure to design, build, and maintain. Unlike most...
    Can Artificial Intelligence Transform Civil Engineering?
    October 20, 2026 · Insights
    Artificial intelligence is changing how industries analyze information, automate routine tasks,...
    Designing Infrastructure for the People Who Use It
    October 6, 2026 · Insights
    Transportation infrastructure moves people to and from work, connects communities to opportunity,...
    The Infrastructure We Don't Notice Until It Fails
    September 29, 2026 · Insights
    Most people interact with infrastructure every day without thinking about it. We drive on roads...
    More Posts

  • Social Media Feed

    Check out CKL's latest updates and content!

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