Top 100 Software Development Companies in California
The Best of July 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.
List of the Best California Software Developers
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$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures, a software development company, is located in Irvine, California. The small team provides Custom Software Development, Mobile App Development, and UX/UI Design and was founded in 2017.Read More
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$10,000+10 - 49 employeesMedina, WAFlower Press Interactive is a Medina, Washington-based UX agency. The small team focuses on UX/UI Design, Mobile App Development, Custom Software Development, Web Design, and more and was established in 2001.Read More
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331$1,000+10 - 49 employeesLos Angeles, CAEsitebucket is a custom software development firm. Established in 2017, the agency focuses on Custom Software Development and Web Design.Read More
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332Undisclosed10 - 49 employeesSan Francisco, CASoftAvail, Inc., a small software development company, is located in San Francisco, California and Sofia City, Bulgaria. The team focuses on Custom Software Development and Mobile App Development.Read More
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333Undisclosed50 - 249 employeesPleasanton, CAEstablished in 2023, Wizr AI, a midsize artificial intelligence firm, is located in Kakkanad, India and Pleasanton, California. Their services include Artificial Intelligence and Generative AI.Read More
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334$5,000+2 - 9 employeesLos Angeles, CAEstablished in 2017, Yoeweb Design, Inc. Is a small Los Angeles, California-based software development firm. Their team specializes in Custom Software Development and CRM consulting and SI.Read More
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335$1,000+10 - 49 employeesLos Angeles, CANerdPilots is a Los Angeles, California-based custom software development firm. The team focuses on Custom Software Development and Web Development.Read More
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336$10,000+10 - 49 employeesLafayette, CAFounded in 2011, Synap is a small Reno, Nevada-based software development firm. Their services include Custom Software Development and Enterprise App Modernization.Read More
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337$10,000+10 - 49 employeesOrange, CACOFEBE Inc. Is an Orange, California-based custom software development firm. Launched in 2004, the team specializes in Custom Software Development and UX/UI Design.Read More
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338Undisclosed10 - 49 employeesDana Point, CACare Predictor is a Dana Point, California-based custom software development company. They specialize in Custom Software Development and were founded in 2022.Read More
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339Undisclosed1,000 - 9,999 employeesWalnut, CARead More
Logistics & supply chain consulting company Whiplash (Port Logistics Group) was launched in 2008. They are located in Walnut, California and have a large team. Whiplash (Port Logistics Group) specializes in logistics & supply chain consulting, fulfillment, and custom software development.
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340$5,000+2 - 9 employeesLong Beach, CAOS Ignite, Inc. Is an app development company. The firm is in Long Beach, California and Costa Mesa, California. Their services include Mobile App Development and Custom Software Development.Read More
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341$10,000+50 - 249 employeesSan Francisco, CAFounded in 2015, Bytex Technologies is a website development firm. Their services include Web Development and Enterprise App Modernization.Read More
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342Undisclosed2 - 9 employeesLake Forest, CARead More
SQL Solutions Group is an IT strategy consulting company. The Lake Forest, California-based firm was launched in 2010. The small team focuses on IT strategy consulting, BI & big data consulting & SI, IT managed services, and custom software development.
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343Undisclosed10 - 49 employeesWalnut Creek, CAEstablished in 2012, Appery.io is an application development firm. The small team provides mobile app development, custom software development, other application development, and web development. The company is headquartered in Walnut Creek, California.Read More
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344$1,000+50 - 249 employeesEmeryville, CAWeb development firm The Website Designs was founded in 2009. The company focuses on Web Development, Mobile App Development, Web Design, Custom Software Development, and more and has a midsize team. The company is in Emeryville, California.Read More
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345$10,000+2 - 9 employeesValencia , CASaasSoft, a custom software development firm, is in Valencia , California. They focus on Custom Software Development and Web Development and were established in 2009.Read More
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346$1,000+2 - 9 employeesSan Francisco, CAConversion Optimization company Startercode was launched in 2022. The small team provides Conversion Optimization and Search Engine Optimization.Read More
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347$10,000+10 - 49 employeesLos Angeles, CARead More
6OMB is a digital strategy company. They are headquartered in Mission Viejo, California and have a small team. Their services include digital strategy, conversion optimization, e-commerce development, and business consulting. The firm was launched in 2017.
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348$10,000+2 - 9 employeesSan Francisco, CASmall software development company UI Flow, is located in San Francisco, California. The team provides Custom Software Development and Enterprise App Modernization.Read More
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349$25,000+2 - 9 employeesNevada City, CABlockchain company Tesuji was established in 2017. Their small team is based in Nevada City, California and Ho Chi Minh City, Vietnam and focuses on Blockchain, Mobile App Development, AR/VR development, Custom Software Development, and more.Read More
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DanceFightIndustries
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350$25,000+10 - 49 employeesLos Angeles, CARead More
Established in 2007, Vrrb - Web & Product Design Agency is a web design company. The small Los Angeles, California-based team focuses on Web Design, Web Development, Branding, UX/UI Design, and more.
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Ferrari Visa HP LeicaIndustries
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351Undisclosed2 - 9 employeesCovina, CASavvy Stack, Inc. Is a website development company. They provide Web Development and Custom Software Development and are based in Covina, California.Read More
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352$1,000+10 - 49 employeesSacramento, CAEdufyz is a custom software development company. Their team is located in Sacramento, California. The agency provides Custom Software Development.Read More
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353$25,000+10 - 49 employeesSanta Monica, CAAPrime Technology is a custom software development firm. The Dover, Delaware-based agency was founded in 2020. Their services include Custom Software Development and Artificial Intelligence.Read More
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354$10,000+10 - 49 employeesSan Juan Capistrano, CAKbrax, Inc. Is a San Juan Capistrano, California-based software development firm. Their services include Custom Software Development and Mobile App Development.Read More
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355$5,000+50 - 249 employeesNewport Beach, CALaunched in 2023, EcombitHub is a custom software development company. The company focuses on Custom Software Development and Web Development.Read More
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356$25,000+50 - 249 employeesMill Valley, CALaunched in 2007, Tekna Rocks is a custom software development firm. The company focuses on Custom Software Development and Enterprise App Modernization, and is midsize.Read More
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357$10,000+2 - 9 employeesOakland, CAAclarify is a small custom software development company. The Boston, Massachusetts-based firm was founded in 2022. Their team provides Custom Software Development, Web Development, Mobile App Development, Blockchain, and more.Read More
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358$5,000+2 - 9 employeesSan Francisco, CAStartupLandia is a custom software development firm launched in 2012. Located in San Francisco, California, the team specializes in Custom Software Development and Mobile App Development.Read More
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359Undisclosed10 - 49 employeesSan Diego, CABarefoot Solutions is a branding agency. They were founded in 2006, and their services include Branding and UX/UI Design.Read More
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IMAXIndustries
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360$5,000+10 - 49 employeesMarina del Rey, CALaunched in 2015, Mobylogix, a small mobile app development firm, is headquartered in Marina del Rey, California and Kolding, Denmark. Their team focuses on Mobile App Development and Web Development.Read More
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