Top 100 Software Testing Companies in the United States
The Best of October 2026Looking for a top software QA company in the United States?
Hiring a software testing company is a necessity to both test and improve the services your company offers, especially in an increasingly digital world.
To assist you in your search for a partner, we’ve compiled this list of the top software testing companies in United States. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best United States Software QA Companies
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631$25,000+2 - 9 employeesNew York, NYRead More
Milo Mobile is a New York, New York-based application development company. The small team focuses on mobile app development, custom software development, ux/ui design, product design, and more and was founded in 2018.
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632$1,000+2 - 9 employeesAppleton, WIEstablished in 2016, Make I.T. SOAR is a Cybersecurity company. The agency provides Cybersecurity and IT strategy consulting, and is small.Read More
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633$25,000+2 - 9 employeesOverland Park, KSVertical Merger Technology Group is an Overland Park, Kansas-based software development firm. Their services include Custom Software Development and Web Development.Read More
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634$1,000+10 - 49 employeesSevern, MDWinquest Cybersecurity is a small Cybersecurity company based in Severn, Maryland. The team provides Cybersecurity and Business Consulting.Read More
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635$1,000+2 - 9 employeesSheridan, WYLaunched in 2026, Jo and Fred Software and Consulting LLC is a small Sheridan, Wyoming-based custom software development firm. Their services include Custom Software Development and Web Development.Read More
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636Undisclosed250 - 999 employeesBrookfield, WIExcel Global Solutions, Inc. Is a business intelligence company. Launched in 2010, the company provides BI & big data consulting & SI and AR/VR development.Read More
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637Undisclosed250 - 999 employeesSanta Clara, CATech Firefly is a Content Moderation Services company. The Santa Clara, California-based agency was launched in 2016. Their team offers Content Moderation Services and Artificial Intelligence.Read More
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638Undisclosed250 - 999 employeesChicago, ILVikingCloud is a midsize IT managed services company. They offer IT managed services and Application Testing and were launched in 1989.Read More
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639Undisclosed250 - 999 employeesStonington, CTFounded in 2004, MResult, a midsize application development firm, is based in Stonington, Connecticut. Their team offers Mobile App Development and Artificial Intelligence.Read More
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640Undisclosed250 - 999 employeesCulver City, CACustom software development firm Test Pro is located in Culver City, California. The team specializes in Custom Software Development and Application Testing.Read More
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641Undisclosed250 - 999 employeesPittsburgh, PACOGENT Infotech, a midsize Application Testing company, is in Pittsburgh, Pennsylvania and Irving, Texas. The team offers Application Testing and Market Research.Read More
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642Undisclosed250 - 999 employeesMemphis, TNLaunched in 1990, Cook Systems is an IT staff augmentation company. The midsize team offers IT staff augmentation and Application Testing.Read More
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643Undisclosed250 - 999 employeesLombard, ILLocated in Lombard, Illinois, Consulting Services Corporation is an IT strategy consulting company. They focus on IT strategy consulting and Application Testing.Read More
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644Undisclosed250 - 999 employeesBoca Raton, FLArete is a Cybersecurity company launched in 2015. Their team offers Cybersecurity and IT managed services.Read More
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645Undisclosed250 - 999 employeesSanta Clara, CAEffOne is a custom software development firm based in Santa Clara, California. They focus on Custom Software Development and Application Testing.Read More
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646Undisclosed250 - 999 employeesSanta Clarita, CAKRG Technologies Inc. Is an Application Testing company. The Santa Clarita, California-based agency focuses on Application Testing and BI & big data consulting & SI.Read More
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647Undisclosed250 - 999 employeesMorrisville, NCIT People Corporation, a midsize UX agency, is based in Morrisville, North Carolina and Hyderabad, India. The team provides UX/UI Design and IT strategy consulting.Read More
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648Undisclosed250 - 999 employeesSpringfield, ILWeb development firm Synapsis Inc. Was founded in 2012. The team provides Web Development and IoT development.Read More
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649Undisclosed250 - 999 employeesBridgman, MIEagle Technologies is an Engineering company. The Bridgman, Michigan-based company provides Engineering and Robotics Process Automation.Read More
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650$5,000+10 - 49 employeesSt. Petersburg, FLSmall custom software development firm Tron AI, is headquartered in St. Petersburg, Florida and Lahore, Pakistan. Established in 2024, the team specializes in Custom Software Development, Web Development, Mobile App Development, Web Design, and more.Read More
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651Undisclosed50 - 249 employeesRedmond, WAFlexasoft is a software development company. The team provides Custom Software Development and Business Consulting and is located in Redmond, Washington.Read More
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652Undisclosed1,000 - 9,999 employeesSanta Clara, CAApexon is a big data company. They are located in Santa Clara, California and have large team. Their services include BI & big data consulting & SI and IT managed services.Read More
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653Undisclosed50 - 249 employeesDenver, COLaunched in 2014, Kilduff Underground Engineering, Inc. Is a Commercial Development company. The team focuses on Commercial Development and Engineering.Read More
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654Undisclosed50 - 249 employeesBlythe, GAC4 Planning Solutions, LLC is an Application Testing company. The team offers Application Testing and Cybersecurity and is located in Blythe, Georgia.Read More
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655Undisclosed1,000 - 9,999 employeesFolsom, CAAgreeYa Solutions is a web design company. The team offers Web Design and UX/UI Design and is in Folsom, California.Read More
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656Undisclosed50 - 249 employeesIrvine, CAMSB Docs is an Irvine, California-based cloud consulting & SI company. The team offers cloud consulting & SI and Application Testing.Read More
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657Undisclosed250 - 999 employeesPrinceton, NJTestingWhiz, an Application Testing company, was established in 2011. Based in Princeton, New Jersey, the team specializes in Application Testing.Read More
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658$1,000+Freelancer employeesRiver Forest, ILRead More
Other IT consulting and SI company Netzant Technology LLC is located in River Forest, Illinois. The small team focuses on other IT consulting and SI, custom software development, web development, mobile app development, and more and was launched in 2007.
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659Undisclosed10 - 49 employeesWashington, DCSoftware development company Pathfinder Consultants is headquartered in Washington, District of Columbia. They provide Custom Software Development and Application Testing and were founded in 2010.Read More
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660Undisclosed10 - 49 employeesEast Hartford, CTTelesis Data Solutions LLC, an Application Testing company, was established in 1997. The firm focuses on Application Testing and Robotics Process Automation.Read More
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Check out a Software Testing Company in United States with the most new reviews in the past 12 months.
Most Reviewed
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