Top 20 Software Testing Companies in Connecticut
The Best of December 2025Looking for a top software QA company in Connecticut?
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 Connecticut. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Connecticut Software QA Companies
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$5,000+50 - 249 employeesCluj-Napoca, RomaniaRead More
BetterQA is an Application Testing company. Their midsize team is located in Cluj-Napoca, Romania. Their services include Application Testing, other IT consulting and SI, and Application Management & Support. The company was launched in 2018.
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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.
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1$1,000+10 - 49 employeesHamden, CTRead More
3PRIME LLC is a web design firm that is located in Hamden, Conn. Founded in 2005, 3PRIME LLC's team of 14 employees specialize in web and software development. The firm also offers SEO services to its clients.
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The Advocator GroupIndustries
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2$10,000+50 - 249 employeesNew Haven, CTSphereGen is a software development company. The team is in New Haven, Connecticut and Pune, India, and their services include Custom Software Development and AR/VR development.Read More
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3Undisclosed250 - 999 employeesNorwalk, CTToluna is a Market Research and Application Testing company. Their team is in Norwalk, Connecticut. The firm focuses on Market Research and Application Testing.Read More
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4Undisclosed50 - 249 employeesStamford, CTApplication Testing company Webomates Inc. Was launched in 2015. The firm provides Application Testing and Artificial Intelligence.Read More
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5$1,000+250 - 999 employeesStamford, CTAspire IT Services Partner is a midsize IT managed services company founded in 2002. Their team provides IT managed services and IT staff augmentation.Read More
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6$1,000+50 - 249 employeesDanbury, CTGolabs is a web development firm. Located in San Carlos, Costa Rica and Danbury, Connecticut, the firm provides Web Development and Mobile App Development.Read More
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7$5,000+2 - 9 employeesTrumbull, CTLaunched in 1999, DLS Solutions, Inc. Is a custom software development company. Their team provides Custom Software Development and UX/UI Design.Read More
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8Undisclosed250 - 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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9Undisclosed10 - 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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10Undisclosed10 - 49 employeesPlainville, CTSmall Application Testing company Independent Materials Testing Laboratories Inc., is located in Plainville, Connecticut. The team focuses on Application Testing and Commercial Property Management.Read More
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11Undisclosed2 - 9 employeesGreenwich, CTPortfolio Science, Inc is an Application Testing company. The Greenwich, Connecticut-based company was founded in 2000. Their services include Application Testing.Read More
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12Undisclosed2 - 9 employeesBethel, CTRead More
Agency Labs is a web and software development company located in Bethel, Conn. Founded in 2010, the team of 11 provides web development, mobile app development, testing services, and more.
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13Undisclosed2 - 9 employeesStamford, CTBrainbeatIT is a cloud consulting & SI company. The Stamford, Connecticut-based team provides cloud consulting & SI and Custom Software Development.Read More
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14UndisclosedFreelancer employeesThompson, CTFounded in 2010, Massachusetts Web Designs, a small web design company, is in Thompson, Connecticut. Their team focuses on Web Design and UX/UI Design.Read More
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15Undisclosed2 - 9 employeesStamford, CTColumbia Consulting Group is a Market Research company. Established in 1997, the team specializes in Market Research and BI & big data consulting & SI.Read More
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16Undisclosed2 - 9 employeesStamford, CTClarus Tech Partners is a branding company founded in 2018. The team focuses on Branding and Conversion Optimization and is in New York, New York and West Palm Beach, Florida.Read More
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17Undisclosed50 - 249 employeesDanbury, CTFinancial Advising & Planning company NewOak Capital was launched in 2008. In New York, New York and Danbury, Connecticut, the team focuses on Financial Advising & Planning and Financial Consulting.Read More
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18Undisclosed2 - 9 employeesDarien, CT540 Interactive, LLC is a website development company established in 2007. The team specializes in Web Development and Mobile App Development and is in Darien, Connecticut.Read More
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