Top 100 Software Development Companies in California
The Best of August 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 custom software development company, is in Irvine, California. Established in 2017, the small team offers Custom Software Development, Mobile App Development, UX/UI Design, Web Development, and more.Read More
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$10,000+10 - 49 employeesMedina, WAFlower Press Interactive is a software development firm. They specialize in Custom Software Development, UX/UI Design, Mobile App Development, Web Design, and more and were established in 2001. Their small team is in Medina, Washington.Read More
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181$10,000+2 - 9 employeesRedding, CARead More
Ebbex is a mobile app development company that was founded in 2010. The company is headquartered in San Luis Obispo, Calif. and is made up of 5 employees. They specialize in mobile app development, custom software development, and UX/UI design and primarily serve midmarket clients in the education, government, and IT industries.
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AmazonIndustries
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182$1,000+50 - 249 employeesSan Mateo, CARead More
PEARL ORGANISATION is a midsize custom software development company headquartered in Dehradun, India. Launched in 2011, the team provides custom software development, e-commerce development, web design, application testing, and more.
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183$1,000+50 - 249 employeesWalnut Creek, CARead More
Anyalpha is a midsize custom software development company located in Walnut Creek, California. Launched in 2013, the team specializes in custom software development, mobile app development, web development, AR/VR development, and more.
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184$25,000+50 - 249 employeesLos Angeles, CAIntegrated Digital Solutions is a midsize Los Angeles, California-based software development firm. Their services include Custom Software Development and cloud consulting & SI.Read More
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AT&T DirecTV Boeing CiscoIndustries
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185$50,000+2 - 9 employeesBerkeley, CAQuant Five LLC is a website development company launched in 2017. They are in Berkeley, California and have a small team. Their services include web development, ux/ui design, blockchain, mobile app development, and more.Read More
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186$10,000+10 - 49 employeesMission Viejo, CAConsultingWhiz LLC is an AI company. They are in Mission Viejo, California; Los Angeles, California and Mission Viejo, California and have a small team that specializes in Artificial Intelligence, Generative AI, Custom Software Development, and Low/No Code Development. The company was founded in 2016.Read More
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HyundaiIndustries
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187$5,000+10 - 49 employeesRancho Cordova, CARead More
Techinate Solutions, Inc. is a IT consulting firm located in Cordova, Calif. They have a team of around 10 employees and were founded in 1999. They provide custom software and web development services, and IT managed services.
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United Reporting Publishing CorporationIndustries
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188$10,000+10 - 49 employeesNewport Beach, CARead More
Wellnuts is a full-source software development company based in Minsk, Belarus, with an office in Newport Beach, Calif. The company, founded in 2012, has more than 20 employees who provide, among others, web development, custom software development, and mobile app development services.
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189$1,000+2 - 9 employeesRancho Cucamonga, CACallstack Labs is a software development company. Launched in 2024, the team offers Custom Software Development, Web Development, and Artificial Intelligence. Their small firm is Rancho Cucamonga, California-based.Read More
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190$5,000+10 - 49 employeesLos Angeles, CARead More
indusriaLAX is a custom software and application development company based in Los Angeles, Costa Mesa, and San Diego, Calif. Founded in 2012, their team of less than 50 provides big and small businesses through CRM consulting, custom software development, and web development.
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Car Rental Help CenterIndustries
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191$10,000+10 - 49 employeesFoster City, CARead More
Software development firm MugCo was founded in 2020. The small Pleasanton, California-based team specializes in custom software development, e-commerce development, web development, cloud consulting & SI, and more.
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192$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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193$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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194$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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195$10,000+10 - 49 employeesBuena Park, CASmall custom software development company TechKopra Solutions, is in Jaipur, India and Buena Park, California. They offer Custom Software Development, Mobile App Development, CRM consulting and SI, Web Development, and more and were launched in 2014.Read More
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CowriumIndustries
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196$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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197$5,000+50 - 249 employeesSan Francisco, CAMechlin Technologies LLC is a graphic design company. The midsize San Francisco, California-based agency was founded in 2010. Their team focuses on Graphic Design, Custom Software Development, Web Development, Mobile App Development, and more.Read More
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198$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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199$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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200$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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201$25,000+2 - 9 employeesSan Francisco, CAEstablished in 2022, Orbital Dev is a Product Design and custom software development company. Their small team is in San Francisco, California and offers Product Design and Custom Software Development.Read More
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202$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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203$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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204$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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205$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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206$10,000+10 - 49 employeesNewport Beach, CAElevate is a custom software development firm founded in 2017. The small Newport Beach, California-based team provides Custom Software Development, cloud consulting & SI, Artificial Intelligence, IT staff augmentation, and more.Read More
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207$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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208$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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209$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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210$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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