Top 100 Software Testing Companies in California
The Best of December 2025Looking for a top software QA company in California?
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 California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California 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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151Undisclosed50 - 249 employeesPleasanton, CATechbee Solutions is an IT strategy consulting company established in 2018. Their team focuses on IT strategy consulting and IT managed services.Read More
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152Undisclosed1,000 - 9,999 employeesWalnut Creek, CAExadel People is an user experience design agency launched in 1998. The team provides UX/UI Design and IT strategy consulting.Read More
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153Undisclosed50 - 249 employeesSunnyvale, CABased in Sunnyvale, California, TRUEXTEND, Inc. Is a custom software development firm. The team offers Custom Software Development and Web Development.Read More
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154Undisclosed50 - 249 employeesChico, CALiatrio, a cloud consulting & SI company, was launched in 2023. The team focuses on cloud consulting & SI and Custom Software Development and is headquartered in Chico, California.Read More
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155Undisclosed50 - 249 employeesMill Valley, CAArize AI, a cloud consulting & SI company, was founded in 2019. The team offers cloud consulting & SI and Artificial Intelligence and is based in Mill Valley, California.Read More
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156Undisclosed50 - 249 employeesSan Francisco, CASpiceOrb is a big data company. Their midsize team is based in San Francisco, California. Their services include BI & big data consulting & SI and Cybersecurity.Read More
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157Undisclosed50 - 249 employeesSanta Clara, CAUX company Ab Ovo, Inc. Was founded in 2006. The agency offers UX/UI Design and BI & big data consulting & SI.Read More
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158Undisclosed50 - 249 employeesDublin, CABased in Dublin, California, Onemind Services LLC is a midsize cloud consulting & SI company. The team focuses on cloud consulting & SI and IoT development.Read More
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159Undisclosed1,000 - 9,999 employeesSan Ramon, CAGrid Dynamics is an IT strategy consulting company established in 2006. In San Ramon, California and Tampa, Florida, the team offers IT strategy consulting and BI & big data consulting & SI.Read More
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160Undisclosed50 - 249 employeesSan Francisco, CAHeadquartered in San Francisco, California, Swish Analytics is a Market Research company. Their services include Market Research and BI & big data consulting & SI.Read More
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161Undisclosed50 - 249 employeesSan Francisco, CAChef Robotics is an artificial intelligence development company. The firm is in San Francisco, California. Their team specializes in Artificial Intelligence and Application Testing.Read More
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162$1,000+10 - 49 employeesSunnyvale, CAArosys Technologies, a small software development company, is headquartered in Sunnyvale, California and Bhilai, India. The team focuses on Custom Software Development and Application Testing.Read More
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163Undisclosed10 - 49 employeesSan Jose, CAWatermelon Software Inc, an Application Testing company, is in San Jose, California and Singapore. Their services include Application Testing and API Development.Read More
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164Undisclosed2 - 9 employeesSunnyvale, CAEstablished in 2009, Sofica Oy is a small Application Testing company. Their services include Application Testing and API Development.Read More
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165$5,000+50 - 249 employeesDublin, CASoftware Developement is a midsize cloud consulting & SI company. In Noida, India, the agency was launched in 2021. Their team provides cloud consulting & SI, IT staff augmentation, custom software development, AR/VR development, and more.Read More
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166Undisclosed1,000 - 9,999 employeesSan Jose, CAAutomation Anywhere is an Application Testing company. The team offers Application Testing and cloud consulting & SI and is headquartered in San Jose, California and Bengaluru, India.Read More
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167Undisclosed50 - 249 employeesWalnut Creek, CALaunched in 2014, Functionize is an Application Testing company. Their team specializes in Application Testing and Artificial Intelligence.Read More
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168Undisclosed2 - 9 employeesOceanside, CASoftware development firm Expeditionary Technical Solutions, Incorporated is in Oceanside, California. They provide Custom Software Development and Application Management & Support.Read More
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169$25,000+10 - 49 employeesSan Jose, CAFounded in 2019, C9xperts Corp is a small San Jose, California-based business intelligence company. Their team specializes in BI & big data consulting & SI and cloud consulting & SI.Read More
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170$1,000+50 - 249 employeesSan Jose, CACRM consulting and SI company Selectiva Systems inc is headquartered in San Jose, California and San Ramon, California. Their services include CRM consulting and SI and cloud consulting & SI.Read More
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171$10,000+50 - 249 employeesMountain View, CARead More
Forgeahead Solutions is an IT staff augmentation and custom software development company. Established in 1999, the firm is in Mountain View, California; Burnaby, Canada and Pune, India. The midsize team offers IT staff augmentation and custom software development.
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172Undisclosed2 - 9 employeesCameron Park, CAFounded in 2015, ICM Solutions is an Application Testing company. The small team specializes in Application Testing and IT strategy consulting.Read More
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173$1,000+10 - 49 employeesRohnert Park, CAIn Rohnert Park, California, BackOffice Technology Group is a small Back Office Outsourcing company. Their services include Back Office Outsourcing and IT managed services.Read More
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174Undisclosed10 - 49 employeesSunnyvale, CAFounded in 2005, Rapid Eagle Inc, a small custom software development company, is located in Sunnyvale, California. Their services include Custom Software Development and Business Consulting.Read More
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175Undisclosed10 - 49 employeesSan Jose, CALaunchable, Inc is a data analytics company. Located in San Jose, California, the team specializes in BI & big data consulting & SI and Custom Software Development.Read More
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176Undisclosed10 - 49 employeesSan Francisco, CAPostHog, Inc. Is a Market Research company. Based in San Francisco, California, their team focuses on Market Research and BI & big data consulting & SI.Read More
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177Undisclosed10 - 49 employeesNewark, CAInfinita Lab, a Market Research company, was founded in 2019. The team provides Market Research and IoT development and is located in Newark, California and Boston, Massachusetts.Read More
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178Undisclosed10 - 49 employeesSan Jose, CASiBrain is a Product Design company. They are headquartered in Ahmedabad, India and San Jose, California and have small team. Their team offers Product Design and Custom Software Development.Read More
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179$5,000+10 - 49 employeesJurupa Valley, CAMovya is a web development firm established in 2021. The small Ahmedabad, India-based team provides Web Development, Application Testing, UX/UI Design, Mobile App Development, and more.Read More
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180$10,000+50 - 249 employeesSunnyvale, CAIT strategy consulting company TransformHub was established in 2019. The team specializes in IT strategy consulting and UX/UI Design and is based in Singapore, Singapore and Sunnyvale, California.Read More
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