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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181$10,000+2 - 9 employeesBurbank, CARead More
Worklab.io, Inc. is a software agency founded in 2011 with no more than 10 members. They offer custom software, web, and mobile app development solutions from their office in Burbank, Calif. They work with small and mid-market firms in the field of business services.
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All State AssociationIndustries
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182$10,000+10 - 49 employeesSacramento, CARead More
Dr Developers is a small web development company. The Sacramento, California-based agency was established in 2015. Their team specializes in web development, web design, ux/ui design, mobile app development, and more.
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183$5,000+10 - 49 employeesLos Angeles, CABepom Inc., a software development company, was founded in 2017. Their small team is headquartered in Los Angeles, California. The agency provides custom software development, web development, mobile app development, e-commerce development, and more.Read More
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184$50,000+10 - 49 employeesCarlsbad, CARead More
Epik Systems is a small Carlsbad, California-based software development firm. Founded in 2019, the team offers custom software development, Artificial Intelligence, blockchain, IT staff augmentation, and more.
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185$5,000+10 - 49 employeesOxnard, CATechanic Infotech, a custom software development company, was established in 2020. They are located in Jaipur, India and Oxnard, California and have a small team. Techanic Infotech offers Custom Software Development, Mobile App Development, Web Development, and Artificial Intelligence.Read More
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186$25,000+2 - 9 employeesSan Francisco, CARead More
ADG is a design firm founded in San Francisco in 2017 with fewer than 10 professionals. They provide UX/UI design, business consulting, and web design solutions for clients ranging from small firms to large companies.
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BayerIndustries
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187$5,000+10 - 49 employeesSan Diego, CARead More
Nisman Solutions is a software and product development company founded in 2007 and located in San Diego, Calif. With a team of about 25 employees, they serve small and midmarket businesses in the business services, health care and medical, IT, telecommunications, and e-commerce industries. Their services include software development, mobile app development, and IT strategy consulting.
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Phone2Industries
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188$10,000+10 - 49 employeesSan Ramon, CARead More
Cloud consulting & SI company Initialyze was established in 2015. The small San Ramon, California-based team offers cloud consulting & SI, web design, ux/ui design, architectural design, and more.
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189$5,000+10 - 49 employeesLos Angeles, CARead More
Founded in 2008, Platform Purple, Inc. is headquartered in Los Angeles with another location in Chicago. Their team os 12 employees provides custom software development, mobile app development, and e-commerce development services for enterprise, midmarket, and small businesses. They focus on e-commerce, health care, medical, and retail industries.
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Alfred VideoIndustries
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190$10,000+50 - 249 employeesTorrance, CAHangingPanda PVT LTD, an app development firm, is headquartered in Torrance, California and Noida, India. The midsize team specializes in Mobile App Development, Web Development, Artificial Intelligence, Custom Software Development, and more and was launched in 2021.Read More
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191$1,000+2 - 9 employeesGlendale, CARead More
TECHBLEED is a managed service provider based in Glendale, Calif. with more than two experts. Founded in 2019, they specialize in IT strategy consulting, IT managed services and cybersecurity solutions for small and mid-market firms across various industries.
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Advanced NutrientsIndustries
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192$10,000+50 - 249 employeesWalnut Creek, CAMEV, a software development company, is in Walnut Creek, California. The team offers Custom Software Development and Mobile App Development.Read More
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193$5,000+10 - 49 employeesLos Angeles, CAPircle is a software development firm. They are in Los Angeles, California and have a small team that focuses on Custom Software Development, Web Development, Mobile App Development, and Enterprise App Modernization. The firm was founded in 2012.Read More
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194$5,000+50 - 249 employeesMenlo Park, CAEstablished in 2023, Plus8soft is an IT staff augmentation company. Their midsize team is located in Menlo Park, California. Their team focuses on IT staff augmentation, Custom Software Development, Artificial Intelligence, Web Development, and more.Read More
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195$25,000+2 - 9 employeesFairfield, CARead More
Ideas Factory US is a custom software development company established in 2014. Based in Fairfield, California, their small team focuses on custom software development, enterprise app modernization, IT strategy consulting, cloud consulting & SI, and more.
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196$10,000+2 - 9 employeesBrea, CARead More
Founded in 2019, CODOTDEV is a development company based in Brea, Calif. They work with small and midmarket businesses in the business services, education, financial services, and hospitality industries.
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GoogleIndustries
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197$25,000+10 - 49 employeesSan Diego, CARead More
Frogmouth Digital is a software development firm that has been offering web development, mobile app development, and custom software development to their clients since 2009. Their 50 employees are based out of La Jolla, Calif.
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UFCIndustries
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198$10,000+50 - 249 employeesIrvine, CARead More
Xavor Corporation is a custom software development firm. Founded in 1995, the team offers custom software development, cloud consulting & SI, and web development. Their midsize agency is in Irvine, California and Lahore, Pakistan.
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199$25,000+2 - 9 employeesDowney, CARead More
Vivus is a full-service custom web development and internet marketing firm based in Downey, Calif. The firm, founded in 2018, has a team of more than five that provides, among others, web design, web development, and mobile app development services to small and larger-sized companies and institutions in the business services, education, financial services, and many other industries.
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TalaIndustries
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200$10,000+10 - 49 employeesLos Angeles, CARead More
Cloudsa, a user experience agency, is in Los Angeles, California. They focus on ux/ui design, web development, mobile app development, web design, and more and were founded in 2018.
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201$1,000+10 - 49 employeesSan Diego, CARead More
SiteCraft Inc. Is a small software development company. They specialize in custom software development, web development, ux/ui design, e-commerce development, and more and were launched in 2016. The company is headquartered in , Ukraine.
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202$25,000+2 - 9 employeesPalo Alto, CAOrbital Dev is an IT staff augmentation company established in 2022. The agency offers IT staff augmentation, custom software development, product design, mobile app development, and more and has a small team. The agency is headquartered in Palo Alto, California.Read More
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203$10,000+10 - 49 employeesNewport Beach, CAElevate is a custom software development firm founded in 2017. The agency provides Custom Software Development, cloud consulting & SI, Artificial Intelligence, IT staff augmentation, and more and has a small team.Read More
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204$1,000+2 - 9 employeesCorona, CALocated in Corona, California, WellomyTech is an IT managed services company. They offer IT managed services, Artificial Intelligence, custom software development, enterprise app modernization, and more and were established in 2021.Read More
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205$1,000+10 - 49 employeesSan Bernardino, CARead More
WordSphere WordPress Development Agency is a software development firm established in 2007. Their small team is headquartered in San Bernardino, California. The company focuses on custom software development, IT managed services, web design, wearable app development, and more.
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206$1,000+10 - 49 employeesPalo Alto, CAMinimalistech is a big data company launched in 2010. Their team focuses on BI & big data consulting & SI and Custom Software Development.Read More
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Caffeine.TvIndustries
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207$10,000+50 - 249 employeesNilje Gaon, IndiaEstablished in 2018, Metricoid Technology Solutions is an artificial intelligence company. The midsize team focuses on Artificial Intelligence, AI Agents, Generative AI, AI Consulting, and more. The firm is based in Walnut Creek, California; San Francisco, California; Miami, Florida and Nilje Gaon, India.Read More
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EUTradePointIndustries
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208$10,000+2 - 9 employeesSanta Cruz, CARead More
Cloud Brigade is a small software development company. In Santa Cruz, California, the firm was founded in 2005. Their team specializes in custom software development, Artificial Intelligence, IT managed services, web development, and more.
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209$5,000+10 - 49 employeesCitrus Heights, CARead More
Yotalabs is a technology firm headquartered in Sacramento, Calif., with a satellite office in Ukraine. They have about 11 employees that serve small and midmarket businesses. Services include custom software development, IT staff augmentation, web development, and mobile app development services.
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TeslaIndustries
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210$10,000+50 - 249 employeesMenlo Park, CAIn Menlo Park, California and Coimbatore, India, Techjays is a midsize cloud consulting & SI company. Established in 2020, the team provides cloud consulting & SI, Custom Software Development, Web Development, Mobile App Development, and more.Read More
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