Top 100 Software Development Companies in California
The Best of March 2026Looking for a top software developer in California?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best California Software Developers
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$10,000+10 - 49 employeesIrvine, CACustom software development company Kingsmen Digital Ventures is based in Irvine, California. The small team specializes in Custom Software Development, Mobile App Development, UX/UI Design, E-Commerce Development, and more and was launched in 2017.Read More
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$10,000+10 - 49 employeesMedina, WAFlower Press Interactive is an artificial intelligence firm founded in 2001. Their small team is in Medina, Washington and offers Artificial Intelligence, UX/UI Design, AI Consulting, Custom Software Development, and more.Read More
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781Undisclosed10 - 49 employeesIrvine, CAStrativa is an IT strategy consulting company founded in 2000. The agency provides IT strategy consulting and Cybersecurity, and is small.Read More
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782Undisclosed10 - 49 employeesIrvine, CACAL2CAL Corporation is a software development firm. They were established in 1996 and offer Custom Software Development and Corporate Training & Coaching.Read More
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783Undisclosed10 - 49 employeesPleasanton, CACrestPoint Solutions, an IT managed services company, was founded in 2000. The team offers IT managed services and Custom Software Development.Read More
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784Undisclosed10 - 49 employeesAliso Viejo, CAAccutive is a Cybersecurity company based in Aliso Viejo, California and Vancouver, Canada. The team provides Cybersecurity and IT managed services.Read More
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785$5,000+10 - 49 employeesSan Ramon, CARead More
Jack Frost Design, a cloud consulting & SI company, was launched in 1968. They are in San Ramon, California and Rocklin, California and have a small team. Their services include cloud consulting & SI, web development, e-commerce development, and corporate training & coaching.
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786Undisclosed10 - 49 employeesSan Diego, CAEstablished in 2017, JopeConnect is a small big data company. Their services include BI & big data consulting & SI and Custom Software Development.Read More
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787Undisclosed10 - 49 employeesMilpitas, CACrosslynx US LLC, a custom software development firm, is located in Milpitas, California. They offer Custom Software Development and Application Testing.Read More
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788Undisclosed10 - 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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789$1,000+10 - 49 employeesMountain View, CATCO TEAM is a website development firm. They are located in Yerevan, Armenia; Gyumri, Armenia and Mountain View, California and have a small team. Their services include Web Development, Mobile App Development, E-Commerce Development, Custom Software Development, and more. The agency was established in 2016.Read More
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790$10,000+50 - 249 employeesSan Mateo, CAG360Technologies is a custom software development firm. Established in 2010, the team provides Custom Software Development, Generative AI, Application Testing, Application Management & Support, and more. Their midsize company is located in San Mateo, California and Montevideo, Uruguay.Read More
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791$5,000+10 - 49 employeesAnaheim, CASoftUp Agency is an IT strategy consulting company launched in 2023. In Anaheim, California and Amsterdam, Netherlands, the team focuses on IT strategy consulting and Custom Software Development.Read More
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792Undisclosed2 - 9 employeesLos Angeles, CAFrothlogic, a software development firm, offers Custom Software Development and Mobile App Development. The firm is located in Los Angeles, California.Read More
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793$1,000+10 - 49 employeesSan Jose, CATécrave is a small web development company. Founded in 2019, the team specializes in Web Development and Custom Software Development.Read More
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794Undisclosed50 - 249 employeesSan Francisco, CASiliconMint is a San Francisco, California-based software development firm. Launched in 2012, the team focuses on Custom Software Development and Web Development.Read More
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795$10,000+10 - 49 employeesDublin, CAEstablished in 2019, Bayshore Intelligence Solutions is an AI firm. Their team provides Artificial Intelligence and Custom Software Development.Read More
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796$1,000+50 - 249 employeesLos Angeles, CANowcom is a Back Office Outsourcing company. Founded in 1996, their team provides Back Office Outsourcing and Custom Software Development.Read More
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797Undisclosed50 - 249 employeesBrisbane, CAVOX Network Solutions is a software development firm. The team focuses on Custom Software Development and Customer Service Outsourcing and is located in Brisbane, California.Read More
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798Undisclosed50 - 249 employeesMonterey, CABusiness Consulting company Advanced Onion, Inc. Was established in 2006. The team focuses on Business Consulting and Custom Software Development and is located in Monterey, California.Read More
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799Undisclosed2 - 9 employeesAntioch, CAThe Learning Design Studio, a custom software development company, is located in Antioch, California. Launched in 2021, the team focuses on Custom Software Development.Read More
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800Undisclosed50 - 249 employeesFremont, CAInterSources Inc, a midsize UX agency, is based in Wilmington, Delaware and Fremont, California. The team provides UX/UI Design and BI & big data consulting & SI.Read More
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801Undisclosed50 - 249 employeesSan Diego, CASoftClouds is a cloud consulting & SI company launched in 2005. Their team offers cloud consulting & SI and CRM consulting and SI.Read More
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802Undisclosed50 - 249 employeesIrvine, CAEJAmerica is a big data analytics company located in Irvine, California. Founded in 2016, the team specializes in BI & big data consulting & SI and cloud consulting & SI.Read More
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803Undisclosed50 - 249 employeesSan Ramon, CATrident Consulting Inc, a business intelligence company, offer BI & big data consulting & SI and cloud consulting & SI. They were founded in 2005.Read More
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804Undisclosed50 - 249 employeesPleasanton, CAAllianceIT Inc is a data analytics company. In Pleasanton, California, the team specializes in BI & big data consulting & SI and ERP consulting and SI.Read More
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805Undisclosed50 - 249 employeesSanta Clara, CAMidsize user experience design company Infotech Spectrum Inc, is headquartered in Santa Clara, California. The team specializes in UX/UI Design and IT strategy consulting.Read More
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806Undisclosed50 - 249 employeesAnaheim, CAUB Technology Innovations (UBTI) is a cloud consulting & SI company. The Anaheim, California-based team focuses on cloud consulting & SI and Custom Software Development.Read More
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807Undisclosed50 - 249 employeesCupertino, CAAppPerfect Corp is a custom software development firm. Headquartered in Cupertino, California, their team focuses on Custom Software Development and Robotics Process Automation.Read More
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808Undisclosed50 - 249 employeesSan Jose, CABetaSoft Inc. Is a cloud consulting & SI company. Their midsize team of employees is based in San Jose, California. Their team provides cloud consulting & SI and Application Testing.Read More
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809Undisclosed1,000 - 9,999 employeesSunnyvale, CAXoriant is an UX agency launched in 1990. The company offers UX/UI Design and BI & big data consulting & SI, and is large.Read More
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810Undisclosed50 - 249 employeesSanta Clara, CAEITACIES Inc., a data analytics company, is located in Santa Clara, California. Founded in 2008, the team focuses on BI & big data consulting & SI and Custom Software Development.Read More
Industries
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Check out a Software Developers in California with the most new reviews in the past 12 months.
Most Reviewed
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