Top 100 E-Commerce Development Companies in California
The Best of August 2026Looking for a top e-commerce development company in California?
As the world embraces technology, companies dive into the vast and competitive e-commerce market. Whether we admit it or not, e-commerce is the current and the future of businesses around the world. There are a lot of major players in the multi-billion dollar industry, and year-over-year, it continues to grow.
There are different types of e-commerce businesses which include B2B, B2C, M-Commerce, and F-Commerce. Despite its popularity, research shows that it’s not easy to make it in the e-commerce industry. Countless companies try to follow the success of massive e-commerce giants but before that, you will need to have a great website that can showcase your products and services. e-commerce developers can help you grow your business by developing a reliable and user-friendly platform.
To assist you in your search for a partner, we’ve compiled this list of the top e-commerce developers 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 E-Commerce Development Firms
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661UndisclosedFreelancer employeesSan Diego, CAPaul Lewallen Studios is a web development firm. The company is based in San Diego, California. Their services include Web Development and Mobile App Development.Read More
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662$5,000+2 - 9 employeesSan Diego, CAIn San Diego, California, Red Apple Media is an e-commerce development company. They offer E-Commerce Development and IT managed services and were established in 2009.Read More
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663$5,000+10 - 49 employeesSanta Clara, CAHubrum Technologies Inc is an IT managed services company launched in 2017. The team provides IT managed services and IT staff augmentation.Read More
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664$1,000+Freelancer employeesSan Clemente, CARithmatics is a software development firm. In San Clemente, California, their small team specializes in Custom Software Development and Web Development. The company was established in 2014.Read More
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665$5,000+Freelancer employeesSan Diego, CANotam Brands is a branding agency. They focus on Branding and Marketing Strategy and were founded in 2024.Read More
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666$5,000+Freelancer employeesLake Forest, CAForza-TEK is an ERP consulting and SI company. Their small team is located in Lake Forest, California. Their services include ERP consulting and SI and AI Consulting.Read More
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667$1,000+10 - 49 employeesIrvine, CAVision33, an ERP consulting and SI company, was established in 1992. The agency specializes in ERP consulting and SI and CRM consulting and SI, and is small.Read More
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668$10,000+10 - 49 employeesIrvine, CAWeb Advanced is a web design agency. Launched in 2000, the team specializes in Web Design and Web Development.Read More
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669$10,000+10 - 49 employeesSan Francisco, CAHarlo Agency is a small branding agency. Established in 2004, the team provides Branding and Marketing Strategy.Read More
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670$10,000+10 - 49 employeesLos Angeles, CALocated in Nashville, Tennessee and Los Angeles, California, Total Assault is a media planning and buying agency. They focus on Media Planning & Buying and Social Media Marketing.Read More
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671$5,000+10 - 49 employeesGlendale, CAAdvertising company Pin Agency was founded in 2011. The agency specializes in Advertising and Branding.Read More
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672$1,000+10 - 49 employeesLos Angeles, CALA SEO Service is an Advertising company. Founded in 2009, the company specializes in Advertising and Social Media Marketing.Read More
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673$25,000+10 - 49 employeesTorrance, CAArtisan Crew Engineering is a custom software development company. The Torrance, California-based team provides Custom Software Development and Web Design.Read More
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674$5,000+10 - 49 employeesSan Francisco, CADesignworks - Inspire Action is a branding agency headquartered in San Francisco, California. Their services include Branding and Marketing Strategy.Read More
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675Undisclosed10 - 49 employeesSanta Rosa, CAZDCA Design & Development is an UX company. The team provides UX/UI Design and Web Development and is based in Santa Rosa, California.Read More
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676Undisclosed10 - 49 employeesSan Diego, CANOYO Web Development, a SEO company, is in San Diego, California. They focus on Search Engine Optimization and Web Design and were established in 2007.Read More
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677Undisclosed10 - 49 employeesWalnut Creek, CASmall social media marketing firm WebGrit, is based in Walnut Creek, California. The team provides Social Media Marketing and Content Marketing.Read More
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678Undisclosed10 - 49 employeesSan Diego, CALaunched in 2013, Golden Seller is a small branding firm. Their services include Branding and Digital Strategy.Read More
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679Undisclosed10 - 49 employeesIrvine, CAEstablished in 2003, Solution21, Inc. Is a social media marketing firm. The team provides Social Media Marketing and Content Marketing.Read More
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680Undisclosed10 - 49 employeesPalo Alto, CAContrast DesignWorks, LLC is a branding company. Their team is located in Palo Alto, California. The company offers Branding and Email Marketing.Read More
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681Undisclosed10 - 49 employeesSan Diego, CAAdvantu is an Application Testing company. Their small team of employees is based in San Diego, California. Their team offers Application Testing and Custom Software Development.Read More
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682Undisclosed10 - 49 employeesPleasanton, CAHeadquartered in Pleasanton, California and Vadodara, India, Exaqode is a small UX design agency. The team focuses on UX/UI Design and IT strategy consulting.Read More
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683Undisclosed10 - 49 employeesSan Ramon, CACidersoft is a web design company. The San Ramon, California-based team provides Web Design and UX/UI Design.Read More
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684Undisclosed10 - 49 employeesEl Segundo, CAEnsemble Digital Media, a graphic design agency, was founded in 2022. The firm focuses on Graphic Design and Branding.Read More
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685$5,000+10 - 49 employeesSan Francisco, CACPEKS Limited is a web design company. The team focuses on Web Design and E-Commerce Development and is based in San Francisco, California and Vancouver, Canada.Read More
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686UndisclosedFreelancer employeesRiverbank, CAWebdul, a web design company, is in Riverbank, California. The team provides Web Design and Web Development.Read More
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687$25,000+50 - 249 employeesLos Angeles, CATechgropse is a mobile application development company. Located in Dubai, United Arab Emirates; Riyadh, Saudi Arabia; Doha, Qatar and Sharjah, United Arab Emirates, their midsize team offers Mobile App Development, Artificial Intelligence, E-Commerce Development, and Custom Software Development. The firm was established in 2015.Read More
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688$5,000+2 - 9 employeesTorrance, CAWeb development firm Disco Studio is located in Torrance, California. Founded in 2022, the team provides Web Development and Web Design.Read More
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689$5,000+2 - 9 employeesSunnyvale, CAOrestas Labs, an app development company, was founded in 2024. The agency provides Mobile App Development and Web Development, and is small.Read More
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690$1,000+2 - 9 employeesSausalito, CABusiness Consulting company Gold Haven Consulting provides Business Consulting and Logistics & Supply Chain Consulting. They were established in 2025.Read More
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Check out an E-Commerce Developers in California with the most new reviews in the past 12 months.
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