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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751Undisclosed1,000 - 9,999 employeesBrea, CAFounded in 2000, Nisum is a large Brea, California-based software development company. Their team specializes in Custom Software Development and E-Commerce Development.Read More
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GapIndustries
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752$10,000+50 - 249 employeesSan Diego, CARead More
BitCot is a development firm from San Diego. It was founded in 2011 and has grown to a team of more than 30 that does mobile app development, web development, and custom software development for small and large companies alike.
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Dick's Sporting GoodsIndustries
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753$10,000+250 - 999 employeesSunnyvale, CASedin Technologies is an IT strategy consulting company. The midsize team is based in Sunnyvale, California; Chennai, India; Fredericton, Canada and Bengaluru, India. Their services include IT strategy consulting, BI & big data consulting & SI, and Custom Software Development.Read More
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754$1,000+50 - 249 employeesAnaheim, CACustom software development company Digital Genics was founded in 2021. The agency focuses on Custom Software Development, Email Marketing, Digital Strategy, and Social Media Marketing and has a midsize team. The agency is located in Durgapur, India and Anaheim, California.Read More
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755$10,000+10 - 49 employeesLos Angeles, CACapte is an IoT development company. Founded in 2016, the agency offers IoT development and BI & big data consulting & SI.Read More
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Transdev Regionalverkehr Köln GmbH ( RVK for short ) RATPDev KeolisIndustries
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756$10,000+10 - 49 employeesTorrance, CAFlaidex LLC, a Digital Strategy company, was launched in 2021. The small Torrance, California-based team specializes in Digital Strategy, UX/UI Design, Custom Software Development, Web Development, and more.Read More
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757$1,000+10 - 49 employeesLos Angeles, CAWeb design company Software Demand was founded in 2014. The team offers Web Design and Custom Software Development.Read More
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758$1,000+10 - 49 employeesSan Francisco, CASoftware development firm Naveck Technologies is headquartered in New Delhi, India; New York, New York and San Francisco, California. The small team focuses on Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more and was established in 2021.Read More
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759$100,000+10 - 49 employeesSan Francisco, CASpan Digital is a custom software development firm launched in 2013. The team specializes in Custom Software Development and BI & big data consulting & SI.Read More
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760$50,000+50 - 249 employeesSunnyvale, CASapidBlue Technologies is a software development firm launched in 2021. Their midsize team is in Sunnyvale, California and Gurugram, India. The firm provides custom software development, Artificial Intelligence, IT strategy consulting, and blockchain.Read More
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761$50,000+50 - 249 employeesLos Angeles, CARead More
Hvantage Technologies Inc is a Los Angeles-based digital agency that was founded in 2011. With more than 200 employees, the agency has experts in mobile app and custom software development, UX/UI design, and web design.
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762$25,000+250 - 999 employeesBeverly Hills, CARootstrap is a Beverly Hills, California-based web development company. The midsize company was launched in 2011. Their team specializes in Web Development, Custom Software Development, Artificial Intelligence, BI & big data consulting & SI, and more.Read More
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MasterClass Google Tony Robbins EmeritusIndustries
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763$1,000+2 - 9 employeesGlendale, CACosmic Lens Consulting is a custom software development firm. Their team is located in Glendale, California. The firm focuses on Custom Software Development.Read More
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764UndisclosedFreelancer employeesSanta Monica, CASoftware development firm MailSPEC is based in Santa Monica, California. They offer Custom Software Development.Read More
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765$25,000+50 - 249 employeesRancho Santa Margarita, CAEstablished in 2016, BayGrape Technology Solutions is an IT strategy consulting company. The team provides IT strategy consulting and Custom Software Development.Read More
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766$1,000+2 - 9 employeesLos Angeles, CAAzantic is a Warszawa, Poland-based e-commerce development company. The small team focuses on E-Commerce Development, Web Development, Web Design, Custom Software Development, and more and was launched in 2017.Read More
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Cambridge RealityIndustries
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767$10,000+10 - 49 employeesLos Angeles, CALexis Solutions is a software development firm launched in 2017. The firm offers Custom Software Development, Web Development, AI Consulting, Mobile App Development, and more and has a small team. The firm is in Sofia, Bulgaria; Los Angeles, California and Berlin, Germany.Read More
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Onnoplus.com Kreston Bulmar Reviewhero.io Inoreader.comIndustries
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768$5,000+2 - 9 employeesPasadena, CACityCenter Co. Is a web design agency. They are headquartered in Pasadena, California and have small team of experts. Their services include Web Design and Custom Software Development.Read More
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769$5,000+2 - 9 employeesLos Angeles, CA1969 Communications is a Los Angeles, California-based web development company. The team offers Web Development and Custom Software Development.Read More
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770$10,000+2 - 9 employeesSan Diego, CASoftware development company Notch8 is based in San Diego, California. Launched in 2007, the team offers Custom Software Development and Web Development.Read More
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771Undisclosed2 - 9 employeesSunnyvale, CAINT9 Solutions is a Business Consulting company. They were launched in 2015, and their services include Business Consulting and Custom Software Development.Read More
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772Undisclosed2 - 9 employeesRedwood City, CAPhlint, an user experience design company, was founded in 2006. The team offers UX/UI Design and Custom Software Development.Read More
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773Undisclosed2 - 9 employeesOakland, CACorporate Training & Coaching company tEQuitable focuses on Corporate Training & Coaching and Business Consulting. They were established in 2017.Read More
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774Undisclosed2 - 9 employeesSan Francisco, CADELTA Computer Solutions is a small San Francisco, California-based software development firm. Their services include Custom Software Development and CRM consulting and SI.Read More
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775Undisclosed2 - 9 employeesSacramento, CASunstoneIT is a small IT strategy consulting company located in Sacramento, California. Their services include IT strategy consulting and Custom Software Development.Read More
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776Undisclosed2 - 9 employeesLos Angeles, CAPerformigence Corporation is a custom software development firm. Launched in 1998, the team offers Custom Software Development and IT strategy consulting.Read More
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777$50,000+250 - 999 employeesSan Francisco, CARead More
Empat is an app development company established in 2013. They are in San Francisco, California; Kyiv, Ukraine; London, England and Miami, Florida and have a midsize team. Their services include Mobile App Development, Custom Software Development, and Web Development.
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Obimy — A mobile app connecting loved ones across distances with over 10 million downloads on iOS and Android. Enables seamless communication and emotional connection. Mobile app development and social networking focus. Bigsister — Custom AI software designed for sales performance tracking and analysis, providing clean, accurate data to optimize sales teams and improve efficiency with advanced analytics. Trigga — A fintech project featuring payment systems and a comprehensive analytical database to support secure transactions and financial insights for smarter decision-making. DentalCare — Healthcare ecosystem with mobile app, web development, and CRM tools for managing patient records, tracking appointments, and sending automated reminders to improve patient care.Industries
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778$1,000+10 - 49 employeesPasadena, CAKeDA Tech is a small ERP consulting and SI company. They provide ERP consulting and SI and Custom Software Development and were founded in 2018.Read More
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779$10,000+10 - 49 employeesIrvine, CAClouda Inc is a small e-commerce development company founded in 2018. Their team provides E-Commerce Development and Web Development.Read More
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Stanley Engineered FasteningIndustries
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780$5,000+10 - 49 employeesSan Francisco, CAExponent Partners, a custom software development company, is located in San Francisco, California and Seattle, Washington. They offer Custom Software Development and CRM consulting and SI.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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