Top 100 Software Development Companies in California
The Best of December 2025Looking 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.
List of the Best California Software Developers
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$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures is a software development firm. Their small team is located in Irvine, California. The firm specializes in Custom Software Development, Mobile App Development, UX/UI Design, E-Commerce Development, and more.Read More
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$25,000+10 - 49 employeesMedina, WAFlower Press Interactive is a small user experience agency launched in 2001. Their team offers UX/UI Design, Mobile App Development, Custom Software Development, Web Development, and more. The company is located in Medina, Washington.Read More
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$10,000+10 - 49 employeesJohannesburg, South AfricaRead More
Mobile application development firm CubeZoo was established in 2011. In Johannesburg, South Africa and London, England, their small team specializes in Mobile App Development, Web Development, Artificial Intelligence, UX/UI Design, and more.
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361$25,000+2 - 9 employeesSan Juan Capistrano, CABinaryFuel, LLC is a custom software development firm. They were launched in 2015, and their services include Custom Software Development and Enterprise App Modernization.Read More
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362$10,000+50 - 249 employeesWest Hollywood, CARead More
King Tide, founded in 2014, is a design and development firm headquartered in West Hollywood, CA, with a satellite office in Mexico City. King Tide's team of 15+ employees offers startup and enterprise clients alike a host of services including, but not limited to: web development, e-commerce development, mobile app development, custom software development, marketing, and graphic design.
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ESPNIndustries
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363$5,000+2 - 9 employeesSan Francisco, CAWebsite development company Workbox was established in 1997. The team focuses on Web Development and Custom Software Development.Read More
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364$1,000+10 - 49 employeesLos Angeles, CAVirtoSoftware is a software development company. Launched in 2009, the agency provides Custom Software Development and IT strategy consulting.Read More
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365$5,000+1,000 - 9,999 employeesSan Jose, CARead More
ACL Digital is an user experience company located in San Jose, California and Bengaluru, India. The large agency was launched in 1992. Their team specializes in ux/ui design, IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, and more.
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366$10,000+10 - 49 employeesIrvine, CALuminous Tec is a mobile app development company. Established in 2006, the team focuses on Mobile App Development and E-Commerce Development. The firm is located in Irvine, California.Read More
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367$5,000+2 - 9 employeesDanville, CALaunched 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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368$75,000+50 - 249 employeesSanta Monica, CAIxStrata, Inc., a software development company, was established in 2011. The team provides Custom Software Development and BI & big data consulting & SI.Read More
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369$5,000+2 - 9 employeesLos Angeles, CACodi Technologies, a software development company and AI development company, offer Custom Software Development and Artificial Intelligence. They were founded in 2022.Read More
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370$5,000+10 - 49 employeesSan Francisco, CAIMRepublic, Inc, a custom software development company, was established in 2005. The small San Francisco, California-based team provides custom software development, mobile app development, web development, ux/ui design, and more.Read More
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Riverside InsightsIndustries
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371$10,000+250 - 999 employeesLos Angeles, CARead More
MYZEAL I.T. Solutions LLC is a Los Angeles based IT consulting firm. They were founded in 2010 and have a team of 138 employees. They specialize in custom software development, AI, and mobile app development. They mainly work with mid-market and small business clients who are primarily in the healthcare, business services, and gaming industries.
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US Armenia TVIndustries
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372$1,000+Freelancer employeesLos Angeles, CARead More
Pixelswithin is a Los Angeles-based digital design agency. Their services are focused on branding and web design. They work primarily with small businesses.
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AdobeIndustries
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373$1,000+10 - 49 employeesSan Francisco, CAGMTA Software Solutions, a mobile app development firm, was launched in 2019. The agency provides Mobile App Development, Low/No Code Development, Web Design, UX/UI Design, and more and has a small team. The agency is located in Jaipur, India; San Francisco, California; North Avenue, Singapore and Tokyo, Japan.Read More
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374$25,000+50 - 249 employeesSan Diego, CAA2e Technologies is a Product Design company. The team specializes in Product Design and Custom Software Development and is headquartered in San Diego, California.Read More
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375Undisclosed10 - 49 employeesCovina, CALaunched in 2020, Techype is a software development company. Their small team is based in Covina, California. Their services include Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more.Read More
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376$25,000+10 - 49 employeesSanta Monica, CALaneways Software and Digital Pty Ltd is a small software development company. The Port Melbourne, Australia-based company was founded in 2012. Their services include Custom Software Development, UX/UI Design, Application Management & Support, E-Commerce Development, and more.Read More
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Quantum UnderwritingIndustries
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377$10,000+2 - 9 employeesLos Angeles, CARodeo Apps is a software development firm. Their small team is based in Los Angeles, California and provides Custom Software Development and Mobile App Development. The agency was launched in 2019.Read More
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378$5,000+50 - 249 employeesAhmedabad, IndiaElsner Technologies Pvt Ltd is a midsize SEO services firm. The Lakeland, Florida-based firm was established in 2006. Their team focuses on Search Engine Optimization, Custom Software Development, E-Commerce Development, Web Development, and more.Read More
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Kidz StoreIndustries
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379$5,000+50 - 249 employeesSanta Clara, CALocated in Santa Clara, California, Opallios, Inc. Is a software development firm. They focus on Custom Software Development and BI & big data consulting & SI and were established in 2010.Read More
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380$25,000+10 - 49 employeesSan Francisco, CABlankFactor is a small custom software development company established in 2020. Their services include Custom Software Development and IT staff augmentation.Read More
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381Undisclosed50 - 249 employeesIrvine, CATechnijian is a midsize IT strategy consulting company in Irvine, California and Los Angeles, California. The team focuses on IT strategy consulting and cloud consulting & SI.Read More
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382$25,000+10 - 49 employeesSan Francisco, CASavas Labs is a small web development company founded in 2013. Their services include Web Development, Web Design, UX/UI Design, Custom Software Development, and more. The agency is located in New York, New York; San Francisco, California; Boston, Massachusetts and Washington, District of Columbia.Read More
Clients
Harvard University Environmental Defense Fund Adobe NPRIndustries
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383$5,000+2 - 9 employeesSan Jose, CAAppeX Technology is a San Jose, California-based custom software development company. They specialize in Custom Software Development and IT strategy consulting and were launched in 2019.Read More
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384$25,000+2 - 9 employeesSan Francisco, CABKJ Digital is a website development company. Founded in 2016, the agency is headquartered in San Francisco, California. Their services include Web Development and Custom Software Development.Read More
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385$25,000+50 - 249 employeesSan Francisco, CAEstablished in 2007, Originate, Inc. Is a software development company. Located in San Francisco, California, the team provides Custom Software Development and Mobile App Development.Read More
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386$25,000+10 - 49 employeesSan Diego, CABorder UX is an UX agency. Founded in 2018, the team specializes in UX/UI Design and Custom Software Development. The firm is located in San Diego, California.Read More
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387$1,000+10 - 49 employeesSan Jose, CALaunched in 2018, Shubpy Solutions Pvt Ltd is a custom software development company. The small team focuses on Custom Software Development and Search Engine Optimization.Read More
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388Undisclosed10 - 49 employeesClovis, CAASN Software, a custom software development company, is headquartered in Clovis, California and Oakland, California. They offer Custom Software Development and Web Design.Read More
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389Undisclosed50 - 249 employeesSan Francisco, CADPP Tech, Inc. Is a software development firm in San Francisco, California. They focus on Custom Software Development and BI & big data consulting & SI.Read More
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390Undisclosed50 - 249 employeesIrvine, CATranscend Digital is a custom software development firm founded in 2017. The agency focuses on Custom Software Development and Web Development, and is midsize.Read More
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