Top 100 Software Testing Companies
The Best of December 2025
"with the popularity of software solutions in the market, more and more companies are now utilizing or developing these digital products to improve their businesses. Many of these brands have teams to build their solutions, while others often partner with agencies for their professional services. Regardless of your chosen path, another crucial process in this development journey is testing your software to ensure it works correctly and as intended. Hiring third-party professional software testing companies to handle this job is essential.
Partnering with software testing companies will help improve your quality assurance (QA) efforts. Apart from ensuring that your system or application is working correctly, they also provide strategies to meet this goal and other requirements. Lastly, these agencies are the last touch point before launching your products. Finding the best-fit partner for your business will be crucial to your success.
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List of the Best Software QA Companies
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$5,000+50 - 249 employeesSeattle, WARead More
QA Wolf, an application testing company, was launched in 2019. The company provides application testing and has a small team.
Industries
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1681Undisclosed10 - 49 employeesUnion, OHContinental Testing is a small Union, Ohio-based Application Testing company. The team specializes in Application Testing.Read More
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1682Undisclosed50 - 249 employeesDublin, IrelandSTS Holdings, a midsize Application Testing company, is headquartered in Dublin, Ireland and Dubai, United Arab Emirates. The team provides Application Testing and Mobile App Development.Read More
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1683Undisclosed2 - 9 employeesClonmel, IrelandPremier Endurance is an Application Testing company. Launched in 2018, the team focuses on Application Testing.Read More
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1684Undisclosed250 - 999 employeesNorth Sydney, AustraliaLocated in North Sydney, Australia and London, England, iLAB is an Application Testing company. They offer Application Testing.Read More
Industries
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1685Undisclosed2 - 9 employeesAdelaide, AustraliaFounded in 2016, SQA Trainings is a small Adelaide, Australia-based Application Testing company. Their team focuses on Application Testing.Read More
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1686Undisclosed10 - 49 employeesBayswater North, AustraliaAirEng Pty Ltd is an Application Testing company. Founded in 1993, the team provides Application Testing. The firm is based in Bayswater North, Australia.Read More
Industries
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1687Undisclosed10 - 49 employeesMelbourne, AustraliaLeaders IT is a small Melbourne, Australia-based Application Testing company. Their services include Application Testing.Read More
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1688Undisclosed10 - 49 employeesLaunched in 2018, Clearview Consulting Group is an Application Testing company. Their services include Application Testing.Read More
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1689Undisclosed250 - 999 employeesNorcross, GAAce Industries is an Application Testing and Contract Manufacturing company. Established in 1932, their team offers Application Testing and Contract Manufacturing.Read More
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1690Undisclosed50 - 249 employeesAustell, GAAshley Sling, an Application Testing company, was established in 1992. They focuses on Application Testing.Read More
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1691Undisclosed10 - 49 employeesBuford, GAFounded in 2007, Dunlop NDT, LLC is a small Buford, Georgia-based Application Testing company. Their team offers Application Testing.Read More
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1692Undisclosed10 - 49 employeesAlpharetta, GAXenogenesis, LLC is an Alpharetta, Georgia-based Application Testing company. Established in 2002, the team provides Application Testing.Read More
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1693Undisclosed250 - 999 employeesModena, ItalyHammer, an Application Testing company, was founded in 1992. They offers Application Testing.Read More
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1694Undisclosed10 - 49 employeesCycle Labs, an Application Testing company, provide Application Testing. They were founded in 2021.Read More
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1695Undisclosed50 - 249 employeesArezzo, ItalyJOT Automation is an Application Testing company. The agency is located in Arezzo, Italy and Frankfurt am Main, Germany. Their team provides Application Testing.Read More
Industries
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1696Undisclosed2 - 9 employeesDurham, NCBased in Durham, North Carolina, Web Performance Incorporated is an Application Testing company. Launched in 1999, the team focuses on Application Testing.Read More
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1697Undisclosed50 - 249 employeesMilano, ItalyLaunched in 2009, BEE Incorporations is a midsize Application Testing company based in Milano, Italy and London, England. Their team offers Application Testing.Read More
Industries
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1698Undisclosed10 - 49 employeesCascina, ItalyQbrobotics, an Application Testing company, is located in Cascina, Italy. They offer Application Testing and were founded in 2011.Read More
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1699Undisclosed10 - 49 employeesLondon, EnglandFGB studio, an Application Testing company, is based in Milan, Italy and London, England. Their services include Application Testing.Read More
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1700Undisclosed2 - 9 employeesJMX Enhancer, an Application Testing company, is headquartered in Chesterfield, Missouri. They specialize in Application Testing.Read More
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1701Undisclosed10 - 49 employeesBarcelona, SpainApplication Testing company RoboDK provides Application Testing. They were launched in 2015.Read More
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1702Undisclosed50 - 249 employeesToronto, CanadaINTUDIO is a midsize Toronto, Canada-based Application Testing company. The team specializes in Application Testing.Read More
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1703Undisclosed50 - 249 employeesCCurity is a midsize Application Testing company founded in 2020. Their services include Application Testing.Read More
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1704Undisclosed2 - 9 employeesA Coruña, SpainLocated in A Coruña, Spain, ITG WELL Market Partner is an Application Testing company. The team focuses on Application Testing.Read More
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1705Undisclosed10 - 49 employeesAlmería, SpainCSP Services GmbH is an Application Testing company. They offer Application Testing and were launched in 2007.Read More
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1706Undisclosed2 - 9 employeesBarcelona, SpainTest-Cloud is an Application Testing company established in 2022. The team focuses on Application Testing.Read More
Industries
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1707Undisclosed10 - 49 employeesMississauga, CanadaEstablished in 2021, ThinkSecure is a small Application Testing company. Their team provides Application Testing.Read More
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1708Undisclosed50 - 249 employeesAventura, FLApplication Testing company IntelliSource Technologies focuses on Application Testing. They were established in 2019.Read More
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1709Undisclosed2 - 9 employeesPalm Bay, FLPerfTestPlus, Inc. Is an Application Testing company headquartered in Palm Bay, Florida. Founded in 2005, the team provides Application Testing.Read More
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1710Undisclosed1,000 - 9,999 employeesToronto, CanadaTest Yantra Global is an Application Testing company. The firm is located in Toronto, Canada. Their team specializes in Application Testing and IT strategy consulting.Read More
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