Top 100 Web Development Companies in California
The Best of June 2025Looking for a top web developer in California?
In the modern world, an organization's digital presence is integral to its success. A well-crafted website is the cornerstone of that presence. While creating the perfect website can seem like an impossible task, there are an abundance of firms that specialize in web development in order to make it easier.
To assist you in your search for a partner, we’ve compiled this list of the top web development companies in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California Web Developers
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1$50,000+1,000 - 9,999 employeesSan Francisco, CABairesDev is a software development company. They focus on Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more and were established in 2009. Their large team is San Francisco, California-based.Read More
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GoogleIndustries
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2$50,000+10 - 49 employeesLos Angeles, CARead More
Urban Insight is a digital design agency with a team of 25 professionals that provides web development, web design, and digital strategy services. Founded in 2000 and located in Los Angeles, the agency has completed over 500 successful projects for its clients.
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American Library AssociationIndustries
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3$10,000+50 - 249 employeesSan Francisco, CARead More
AirDev is a San Francisco based software development company. They were founded in 2015 and have a team of 11 employees who specialize in the custom software, web, mobile app development.
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HPIndustries
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4$50,000+250 - 999 employeesIrvine, CAVincit is a midsize custom software development company. They provide Custom Software Development, Web Development, and Mobile App Development and were founded in 2007. The company is in Irvine, California and Scottsdale, Arizona.Read More
Clients
SplunkIndustries
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5$25,000+50 - 249 employeesSanta Clara, CAVardot, a web development firm, is located in Santa Clara, California; Cairo, Egypt and Amman, Jordan. Launched in 2011, the midsize team offers Web Development, Web Design, UX/UI Design, and Enterprise App Modernization.Read More
Clients
UNICEF UNHCR, the UN Refugee Agency Boston Consulting Group (BCG) InformaIndustries
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6$10,000+10 - 49 employeesCovina, CARead More
AVA.codes is a front-end development company with offices in Berlin and Kyiv, Ukraine. Founded in 2017, their 20+ are experts in web development and keeping a narrow focus on programming user interfaces.
Clients
TraceSafe(CNSX: TSF)Industries
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7$50,000+1,000 - 9,999 employeesSan Francisco, CARead More
Toptal is a private network of freelance technologists and designers. With more than 2000 freelance workers in its exclusive community, Toptal can be instrumental in finding the right freelance partner for development projects. The community includes developers for any platform, finance experts, and designers of both visual material and graphic interfaces. Because of its screening process, Toptal combines the reliability and expertise of an agency with the flexibility and affordability of freelance work.
Clients
Toptal clients include J.P. MorganIndustries
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8$50,000+50 - 249 employeesSan Francisco, CARead More
Mayven is a San Francisco based software design and development company. They were founded in 2015 and have a team of 25 employees. They specialize in web, custom software, and eCommerce development for enterprise and midmarket clients.
Clients
Andreesen HorowitzIndustries
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9$25,000+10 - 49 employeesPalo Alto, CARead More
Exemplifi is a development agency in Palo Alto, Calif. Founded in 2018, they have about 6 employees that serve clients in a variety of sectors. Their services are specialized in web development.
Clients
FOSSIndustries
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10$50,000+50 - 249 employeesLong Beach, CARead More
Oshyn is a technology agency, based in Long Beach, Calif. and founded in 2001. Their team of 54 specializes in web, e-commerce, and mobile app development. Oshyn works with midmarket and enterprise-level clients in various industries: consumer services, healthcare, hospitality, and more.
Clients
Oshyn has completed projects for over 300 clientsIndustries
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11$5,000+10 - 49 employeesFair Oaks, CAWeb development firm InterCode is in Fair Oaks, California and Chernivtsi, Ukraine. Launched in 2018, the small team provides Web Development.Read More
Clients
Emirates Flight CateringIndustries
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12$50,000+50 - 249 employeesSan Francisco, CARead More
Cybercraft Inc. is a development agency headquartered in Lviv, Ukraine, that was established 2012. Their team of 19 offers custom software development, IT staff augmentation, web development, and more.
Clients
Palo Alto NetworksIndustries
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13$75,000+10 - 49 employeesTemecula, CARead More
Reaktiv is a development agency in Temecula, Calif. Founded in 2011, they have about 9 employees that serve mostly enterprise and midmarket clients in the IT, media, and education sectors. Services include web development, web design, and digital strategy.
Clients
MicrosoftIndustries
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14$5,000+10 - 49 employeesWalnut Creek, CARead More
Slam Media Lab is a small Walnut Creek, California-based SEO services firm. Their services include search engine optimization, content marketing, and web design.
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15$25,000+10 - 49 employeesLos Angeles, CALaunched in 2010, LLT Group is a web design agency. The small Naperville, Illinois-based team specializes in Web Design, Web Development, E-Commerce Development, and Search Engine Optimization.Read More
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16$10,000+10 - 49 employeesRoseville, CAEstablished in 2010, Three29 is a web design agency. Their small team is in Roseville, California and Jacksonville, Florida and focuses on Web Design, Web Development, Pay Per Click, Social Media Marketing, and more.Read More
Clients
FacebookIndustries
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17$25,000+10 - 49 employeesSan Francisco, CARead More
Cylogy Inc. Is a website development firm. They are located in San Francisco, California and have a small team that provides web development, application management & support, digital strategy, IT strategy consulting, and more. The company was founded in 2001.
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18$5,000+10 - 49 employeesLos Angeles, CASmall web design agency and web development company N4 Studio®, is headquartered in Los Angeles, California; London, England and Auckland, New Zealand. They focus on Web Design and Web Development and were founded in 2016.Read More
Clients
Zeno by SerkoIndustries
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19$25,000+10 - 49 employeesSan Jose, CANika Agency is a small web design agency. The San Jose, California-based agency was launched in 2010. Their services include Web Design, Web Development, UX/UI Design, and Branding.Read More
Clients
Protiviti Blackhawk Network Path Water SNIAIndustries
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20$10,000+50 - 249 employeesCosta Mesa, CAWve Labs, an app development company, was launched in 2015. Their midsize team is located in Costa Mesa, California; Beverly Hills, California; Riyadh, Saudi Arabia and Monza, Italy and offers Mobile App Development, Web Development, UX/UI Design, and Artificial Intelligence.Read More
Clients
Sony EntertainmentIndustries
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21$5,000+2 - 9 employeesNewport Beach, CARead More
Founded in 2014, Site Nine Studios is a web development company. The of 10 specialize in WordPress, CMS, Drupal, and Laravel services in their Irvine, Calif. headquarters.
Clients
Owl Cyber DefenseIndustries
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22$10,000+50 - 249 employeesCarlsbad, CALaunched in 2007, Storm Brain is a web design company. Headquartered in Carlsbad, California; Costa Mesa, California; Santa Monica, California and New York, New York, their midsize team focuses on Web Design, Web Development, Search Engine Optimization, Pay Per Click, and more.Read More
Clients
Nike Chase (JPMorgan Chase & Co.) Citi (Citigroup) TargetIndustries
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23$1,000+50 - 249 employeesSanta Rosa, CAWebsite development company ZUZEX was established in 2008. Their midsize team is in Santa Rosa, California and focuses on Web Development, Custom Software Development, Mobile App Development, and Low/No Code Development.Read More
Industries
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24$25,000+10 - 49 employeesLos Angeles, CALaunched in 2007, Vrrb - Web & Product Design Agency is a web design agency. Their small team is in Los Angeles, California; San Francisco, California and Barcelona, Spain. Their team provides Web Design, Web Development, and Branding.Read More
Clients
Ferrari Visa HP LeicaIndustries
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25$10,000+10 - 49 employeesSan Ramon, CAMoonstone Interactive is a website development firm based in San Ramon, California and Islip, New York. Founded in 1996, the small team specializes in Web Development, Conversion Optimization, Web Design, UX/UI Design, and more.Read More
Clients
10FoldIndustries
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26$50,000+10 - 49 employeesLong Beach, CARead More
Established in 2001, JLOOP is a mobile application development firm. Their small team is based in Long Beach, California and , . Their team focuses on mobile app development, web development, and video production.
Clients
IBMIndustries
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27$10,000+10 - 49 employeesLos Angeles, CAMobile application development firm AppMakers USA was established in 2014. The small Los Angeles, California-based team provides Mobile App Development, Web Development, and UX/UI Design.Read More
Clients
Los Angeles Apparel Walmart Number Hive NFLIndustries
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28$75,000+10 - 49 employeesSan Jose, CARead More
BAUNFIRE is an UX company. Founded in 2001, the small agency is based in San Jose, California. Their team focuses on ux/ui design, branding, video production, web design, and more.
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29$10,000+10 - 49 employeesSan Diego, CARead More
TinyFrog Technologies is a full-service web agency based in San Diego that specializes in WordPress web design & development and e-commerce development. Founded in 2003, TinyFrog boasts a team of 20+ web designers, web developers, marketing experts, and client support specialists.
Clients
Cox CommunicationsIndustries
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30$25,000+10 - 49 employeesOakland, CARead More
Kalamuna is a web development and design agency founded in 2012. They have 15 employees based in their Oakland, Calif. office. The bulk of their services focus on full-service web development, from visual design to server-side operations. Kalamuna also offers custom software development and digital strategy consulting.
Clients
American Foundation for the BlindIndustries
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