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
-
$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.
Industries
-
$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
-
211UndisclosedFreelancer employeesSan Diego, CAPaul Lewallen Studios is a web development firm. The company is based in San Diego, California. Their services include Web Development and Mobile App Development.Read More
Industries
-
212Undisclosed250 - 999 employeesMenlo Park, CAKumaran Systems is a Menlo Park, California-based Enterprise App Modernization company. Founded in 1991, the team focuses on Enterprise App Modernization and BI & big data consulting & SI.Read More
Industries
-
213Undisclosed2 - 9 employeesHawthorne, CABrowserCloud, a big data analytics company and Application Testing company, was established in 2020. The small team offers BI & big data consulting & SI and Application Testing.Read More
-
214$5,000+10 - 49 employeesSanta Clara, CAHubrum Technologies Inc is an IT managed services company launched in 2017. The team provides IT managed services and IT staff augmentation.Read More
-
215Undisclosed50 - 249 employeesSunnyvale, CASGBI Inc is an artificial intelligence company founded in 2021. The firm provides Artificial Intelligence and Application Testing, and is midsize.Read More
Industries
-
216Undisclosed10 - 49 employeesSan Diego, CALocated in San Diego, California, International Institute for Software Testing is a small Application Testing company. Their services include Application Testing and Custom Software Development.Read More
-
217$5,000+50 - 249 employeesAnaheim, CAAxis Technical Group, Inc. Is an IT strategy consulting company founded in 2002. The firm offers IT strategy consulting and CRM consulting and SI.Read More
Industries
-
218Undisclosed50 - 249 employeesSan Diego, CAVetsEZ is a cloud consulting & SI company. The company is headquartered in San Diego, California. Their services include cloud consulting & SI and IT managed services.Read More
-
219Undisclosed50 - 249 employeesSan Diego, CACommunity Boost is a social media marketing agency. Launched in 2012, the firm is located in San Diego, California. Their team specializes in Social Media Marketing and Marketing Strategy.Read More
-
220Undisclosed50 - 249 employeesCupertino, CACodenatives, a CRM consulting and SI company, was launched in 2012. The midsize team offers CRM consulting and SI and Mobile App Development.Read More
-
221$1,000+2 - 9 employeesSan Francisco, CAAitomation is a custom software development firm headquartered in Lahore, Pakistan and San Francisco, California. Launched in 2015, the team offers Custom Software Development and Application Testing.Read More
Industries
-
222Undisclosed250 - 999 employeesSanta Clara, CASpanIdea Systems is a business intelligence company. They were launched in 2011, and their services include BI & big data consulting & SI and cloud consulting & SI.Read More
Industries
-
223Undisclosed250 - 999 employeesSan Diego, CAArtificial intelligence company Integrant, Inc. Is located in San Diego, California. They focus on Artificial Intelligence and Application Testing and were established in 1992.Read More
Industries
-
224Undisclosed2 - 9 employeesPalo Alto, CAPurgo AI is an Application Testing company headquartered in Palo Alto, California. They focus on Application Testing and cloud consulting & SI.Read More
Industries
-
225Undisclosed2 - 9 employeesOakland, CAMobile application development firm Screenshotbot focuses on Mobile App Development and Application Testing. They were founded in 2020.Read More
-
226$10,000+250 - 999 employeesSan Jose, CAInnominds Software Inc. Is an UX agency. The team is located in San Jose, California and Kondapur, India, and their services include UX/UI Design and BI & big data consulting & SI.Read More
Industries
-
227Undisclosed10 - 49 employeesPleasanton, CAHeadquartered in Pleasanton, California and Vadodara, India, Exaqode is a small UX design agency. The team focuses on UX/UI Design and IT strategy consulting.Read More
-
228Undisclosed10 - 49 employeesCorte Madera, CABased in Corte Madera, California, Mammoth Growth is a Marketing Strategy company. Launched in 2015, the team specializes in Marketing Strategy and Email Marketing.Read More
Industries
-
229Undisclosed10 - 49 employeesLos Angeles, CAAutomatedView Technologies is a Los Angeles, California-based Digital Strategy company. Their services include Digital Strategy and BI & big data consulting & SI.Read More
-
230$50,000+50 - 249 employeesOakland, CACustom software development company Blue Trail Software was founded in 2013. Headquartered in Oakland, California; Tepatitlán de Morelos, Mexico; València, Spain and Resistencia, Argentina, their midsize team specializes in Custom Software Development, Building Security Services, Application Testing, Mobile App Development, and more.Read More
Industries
-
231$5,000+50 - 249 employeesOrange, CALumen21, Inc is a cloud consulting & SI company. Based in Orange, California and Mumbai, India, the firm was launched in 2007. Their team offers cloud consulting & SI and Cybersecurity.Read More
-
232Undisclosed50 - 249 employeesSan Francisco, CAA-V Services, Inc. Is an Application Testing company. Their midsize team is in New York, New York and Fairfield, New Jersey. Their services include Application Testing.Read More
Industries
-
233$10,000+10 - 49 employeesSan Francisco, CAPods is a software development firm headquartered in Bengaluru, India and San Francisco, California. Their services include Custom Software Development and Web Development.Read More
-
234UndisclosedFreelancer employeesPetaluma, CABased in Petaluma, California, Aztaz Software LLC is an Application Testing company. Their services include Application Testing and Custom Software Development.Read More
-
235UndisclosedFreelancer employeesBurbank, CAApplication Testing company CyberTest is located in Burbank, California. They provide Application Testing and Cybersecurity.Read More
-
236$75,000+10 - 49 employeesSunnyvale, CAChordify Management Consultants LLC is an IT staff augmentation company founded in 2007. Their team specializes in IT staff augmentation and IT strategy consulting.Read More
-
237$1,000+250 - 999 employeesSanta Clarita, CARead More
Ojas is an IT services company based in Hyderabad, India, with an office in Valencia, Calif. The company, founded in 2011, has more than 500 employees and provides web development, mobile app development, UX/UI design, IT staff augmentation, and application testing services. Ojas serves small and midmarket companies in various industries that include financial services, IT, and health care & medical.
Clients
Tech MahindraIndustries
-
238$25,000+50 - 249 employeesSanta Monica, CAHeadquartered in Santa Monica, California; Zaporizhzhia, Ukraine and Kyiv, Ukraine, IT-Dimension Inc. Is a web development company. The midsize team offers Web Development, Mobile App Development, UX/UI Design, Application Testing, and more and was founded in 2007.Read More
Industries
-
239Undisclosed1,000 - 9,999 employeesSan Jose, CAQuantiphi is a Market Research company founded in 2013. The firm offers Market Research and IT strategy consulting, and is large.Read More
Industries
-
240Undisclosed2 - 9 employeesSan Ramon, CADyzaro Digital and Cloud Performance, a cloud consulting & SI company, was launched in 2006. They specializes in cloud consulting & SI and Artificial Intelligence.Read More
Featured providers
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule Consultation