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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421Undisclosed50 - 249 employeesSan Jose, CAMidsize app development firm V-Soft, Inc., is based in San Jose, California. The team specializes in Mobile App Development and Custom Software Development.Read More
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422Undisclosed50 - 249 employeesSan Francisco, CAFounded in 2009, KriyaTec IT Systems is an IT staff augmentation company. The midsize team offers IT staff augmentation and Custom Software Development.Read More
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423$1,000+50 - 249 employeesLos Angeles, CAWeb Design Gator is a branding company. Based in Los Angeles, California, the team provides Branding and Web Development.Read More
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424$75,000+10 - 49 employeesSan Francisco, CARetronyms Labs is a software development firm. Their team is located in San Francisco, California and provides Custom Software Development and Mobile App Development.Read More
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425Undisclosed2 - 9 employeesTemecula, CALow/No Code Development company Paradigm Solutions specializes in Low/No Code Development and Custom Software Development. They were launched in 2024.Read More
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426$1,000+10 - 49 employeesRichmond, CAFounded in 2018, Beesoul LLC is a small website development company headquartered in Richmond, California; Kathmandu, Nepal and London, England. Their services include Web Development, Custom Software Development, and Web Design.Read More
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427Undisclosed10 - 49 employeesSan Francisco, CAIn San Francisco, California, Bayinteractive, Inc. Is a mobile application development company. Their services include Mobile App Development and Custom Software Development.Read More
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428$25,000+10 - 49 employeesSan Diego, CAEstablished in 2013, 1218 App Team is a small mobile app development company. Their team provides Mobile App Development and Custom Software Development.Read More
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429$50,000+10 - 49 employeesCarlsbad, CALaunched in 2000, RemedyOne, a small custom software development company, is in Carlsbad, California. Their services include Custom Software Development and Web Development.Read More
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430$1,000+10 - 49 employeesLos Angeles, CAParts Connect is a software development firm. They are based in Los Angeles, California and have small team of experts. Their services include Custom Software Development and Web Development.Read More
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431$5,000+2 - 9 employeesLos Angeles, CAPhantom Design, a web design agency, specialize in Web Design and Custom Software Development. They were launched in 1999.Read More
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432$50,000+50 - 249 employeesSanta Cruz, CACodeStringers is a software development firm. They offer Custom Software Development and Web Development and were launched in 2012.Read More
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Aquabyte Tonal MasterControl Little PassportsIndustries
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433$5,000+2 - 9 employeesLos Angeles, CAThe Loco is a Low/No Code Development company launched in 2019. The small team provides Low/No Code Development and Custom Software Development.Read More
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434$100,000+2 - 9 employeesLos Angeles, CALaunched in 2010, Iterate is a small software development company. Their services include Custom Software Development, Mobile App Development, API Development, UX/UI Design, and more. The firm is in Los Angeles, California.Read More
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Sharge Valinity GigsIndustries
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435$10,000+10 - 49 employeesSan Francisco, CAIT strategy consulting company Silicon Valley Software Group was launched in 2013. The firm specializes in IT strategy consulting and Artificial Intelligence.Read More
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436Undisclosed10 - 49 employeesLos Angeles, CAXano, Inc. Is a Los Angeles, California-based website development firm. Their services include Web Development and Custom Software Development.Read More
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437$25,000+10 - 49 employeesGold River, CABellwood, a software development company, was established in 2019. They are located in Atlanta, Georgia; Farmington, New York; Gold River, California and Orlando, Florida and have a small team. Their services include Custom Software Development, Web Development, Mobile App Development, E-Commerce Development, and more.Read More
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WarnerMediaIndustries
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438$10,000+10 - 49 employeesAuburn, CACustom software development firm Specter is in Auburn, California. The company focuses on custom software development, search engine optimization, web development, digital strategy, and more and is small.The company was launched in 2015.Read More
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439$5,000+250 - 999 employeesBelmont, CAHeadquartered in Belmont, California; Pleasanton, California; North Sydney, Australia and Sharjah, United Arab Emirates, Folio3 is a midsize ERP consulting and SI company. Launched in 2005, the team provides ERP consulting and SI, Mobile App Development, Wearable App Development, Custom Software Development, and more.Read More
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440$5,000+10 - 49 employeesMountain View, CARead More
Commit Studio is a custom software development company. Founded in 2015, the team provides custom software development, web development, mobile app development, IoT development, and more. Their small agency is Montevideo, Uruguay-based.
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441$5,000+50 - 249 employeesLos Altos, CAFounded in 2011, Brown Deck Innovations is a software development firm. The team specializes in Custom Software Development and Mobile App Development and is located in Los Altos, California.Read More
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442Undisclosed10 - 49 employeesSunnyvale, CAMoBack is a small custom software development firm located in Sunnyvale, California and Bengaluru, India. The team offers Custom Software Development and UX/UI Design.Read More
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443Undisclosed10 - 49 employeesFolsom, CASmall Business Consulting company Kiefer Consulting, Inc., is located in Folsom, California. The team focuses on Business Consulting and BI & big data consulting & SI.Read More
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444$50,000+10 - 49 employeesVista, CAWeb design agency Awsm LLC is located in Vista, California. They focus on Web Design and UX/UI Design.Read More
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445$5,000+10 - 49 employeesSan Jose, CATalaria Platform, Inc is a software development company based in San Jose, California. Their services include Custom Software Development and Microservices Architecture Services.Read More
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446Undisclosed10 - 49 employeesWest Covina, CASmall big data company Revnue, is headquartered in West Covina, California. The team offers BI & big data consulting & SI and IT managed services.Read More
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447Undisclosed10 - 49 employeesCampbell, CAIoT development company Shoreline AI provides IoT development and Custom Software Development. They are based in Campbell, California.Read More
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448$10,000+50 - 249 employeesRiverside, CAIn Riverside, California, Q-vantage is a midsize social media marketing company. Their services include Social Media Marketing and IT strategy consulting.Read More
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449$25,000+10 - 49 employeesLarkspur, CATerrace Consulting, Inc. Is a small ERP consulting and SI company headquartered in Larkspur, California. Their services include ERP consulting and SI and Custom Software Development.Read More
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450$1,000+50 - 249 employeesLos Angeles, CAWeb Design Innovatives is a social media marketing firm. The Los Angeles, California-based agency offers Social Media Marketing and Search Engine Optimization.Read More
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Check out a Software Developers in California with the most new reviews in the past 12 months.
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