Top 8 Software Testing Companies in St. Louis

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Top 8 Software Testing Companies in St. Louis

The Best of December 2025

Looking for a top software QA company in St. Louis?

Hiring a software testing company is a necessity to both test and improve the services your company offers, especially in an increasingly digital world. 

List of the Best St. Louis Software QA Companies

  • 1
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    Undisclosed
    50 - 249 employees
    St. Louis, MO
    Polaris Solutions, LLC is an IT managed services company founded in 2008. The agency provides IT managed services and Custom Software Development.
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  • 2
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    Undisclosed
    10 - 49 employees
    Collinsville, IL
    Launched in 2011, Special Inspections & Design is an Architectural Design and Application Testing company. Their team provides Architectural Design and Application Testing.
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  • 3
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    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    O'Fallon, IL
    Application Testing and Engineering company Quality Testing and Engineering, Inc was established in 2000. The team specializes in Application Testing and Engineering.
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  • 4
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    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Swansea, IL
    Dino Consulting is a software development firm located in Swansea, Illinois. They provide Custom Software Development and Enterprise App Modernization and were founded in 2014.
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  • 5
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    St. Louis, MO
    CEdge Inc. Is a midsize IT strategy consulting company launched in 2004. Their team focuses on IT strategy consulting and cloud consulting & SI.
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  • 6
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Jerseyville, IL
    Verve Industrial, a data analytics company, was established in 1994. The company specializes in BI & big data consulting & SI and Cybersecurity, and is midsize.
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    Industries

  • 7
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Troy, MO
    AbeTech, an Application Testing company, was founded in 1992. Headquartered in Rogers, Minnesota and Troy, Missouri, the team offers Application Testing.
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  • 8
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Glen Carbon, IL
    Forensic IT, Inc. Is a Glen Carbon, Illinois-based Application Testing company. The team offers Application Testing.
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