Our expert analysts have ranked the best eCommerce development companies in California that build intuitive online stores to help you turn visitors into paying customers. Filter them by portfolios, budget, client reviews, industry reputation and more to find the right fit for your brand.

Best California eCommerce Development Agency Rankings

11 Companies - Rankings updated: August 19, 2026

All agencies are evaluated on DesignRush for demonstrated expertise and authentic client reviews to support your decision. Certain placements are paid.

United States × California ×
  • Digital Silk

    Verified Verified by the DesignRush team for authenticity and credibility.

    Growing Brands Online

    Digital Silk, a Miami headquartered agency with offices across the US, ranks among top eCommerce agencies building Shopify and WooCommerce stores for brands such as Bang & Olufsen and G2 Esports. The team handles design, development, and SEO in-house, from product pages to checkout optimization...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $150/hr
    Portfolios Count
    42 Projects Listed

    Digital Silk Services

    • Web Design
    • eCommerce Development
    • Branding
    • Digital Strategy
    • Digital Marketing
    • WordPress Website Design
    • SEO
    • Web Development
    • Product Design
    • Digital Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Sony
    • Microsoft
    • P&G
    • IBM
    • AT&T
    • NYU
    • NFL
    • NASA
    • XEROX
    Data sourced from the agency's DesignRush profile

    Digital Silk Reviews & Testimonials

    • Elma Madzar
      Elma Madzar Founder at Fashion Myway
      5.0

      Web Development Review from Elma Madzar

      The landing page looks great and got positive feedback. They did a great job taking direction, following my vision, collaborating, and suggesting alternative options. Overall easy, collaborative, and great execution of vision.

    • Heather Martz-Keller
      Heather Martz-Keller Marketing Manager at Pak-Tec
      4.8

      WordPress Website Design Review from Heather Martz-Keller

      Digital Silk did an outstanding job redesigning our website. Their team was responsive, creative, and committed to delivering a site that better reflects our brand and supports our business goals. A special thank you to Ryan, who has been an exceptional partner throughout the entire project! The teams communication, attention to detail, and willingness to help at every stage made the process smooth and enjoyable. We recommend Digital Silk to any organization looking for a reliable web development partner.

    • Michael Hamilton
      Michael Hamilton VP of Experience at NeuroAnimation
      5.0

      WordPress Website Design Review from Michael Hamilton

      Digital Silk was an exceptional partner in the design and development of NeuroAnimation's new website. Their team was very responsive and worked hard to accelerate the project to fit within a tight timeline. One thing that stood out while working with Digital Silk was the effort they invested in understanding our very unique business. They approached the project as though they were part of our own team, taking care to learn important details about our work, and that dedication was reflected in the quality and content of our new website. We are looking forward to continue our relationship with Digital Silk and would highly recommend them.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Keep Your Business Competitive in an App-Connected World.

    Expert website design and development - mobile application development - API integration: we do it all! Your online presence can't be left to just anyone. We are an agile-focused agency with a high client satisfaction rate. Whatever you need to build to scale your business - we'll help you build it the...

    Location
    Pasadena, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    12 Projects Listed

    Sunrise Integration Services

    • eCommerce Development
    • Web Development
    • Web Design
    • UI/UX Design
    • Mobile App Development
    • ERP Consulting
    • CRM Consulting
    • Graphic Design
    • Product Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Bombas
    • Rebecca Minkoff
    • Pitney Bowes
    • DHL
    • Untuckit
    • Live Nation
    • Freshbooks
    • Morphe
    • Recharge
    • Maersk
    Data sourced from the agency's DesignRush profile

    Sunrise Integration Reviews & Testimonials

    • Noah Austin
      Noah Austin CTO at OkCapsule
      5.0

      eCommerce Development Review from Noah Austin

      OkCapsule notes that it's rare to find a team like Sunrise Integration that combines technical expertise with exceptional people skills. Its mix of intelligence and charm was appreciated throughout the partnership. The objective was to transition the infrastructure of a custom e-commerce application to support headless commerce across different platforms. Impressively, Sunrise Integration completed the job below the estimated budget and faster than anticipated. (Verified via email)

    • Zev Herman
      Zev Herman Owner at Superior Lighting
      4.7

      eCommerce Development Review from Zev Herman

      Superior Lighting hired Sunrise Integration because of its expertise in integrating and optimizing search algorithms with Algolia search. What the client appreciates most about the agency is its clear communication, quick responses, and transparent business practices. Moreover, Sunrise Integration consistently completes tasks, proactively addresses and resolves issues, and offers valuable suggestions. (Verified via email)

    • Madeline Seyler
      Madeline Seyler Digital Marketing & E-commerce Manager at 4moms
      5.0

      Shopify Review from Madeline Seyler

      The client partnered with Sunrise Integration due to its profound knowledge and expertise in SAP, its ERP platform. The agency's meticulous planning and execution approach enabled the client to launch as planned. Beyond the launch, Sunrise helped in enhancing the client's internal processes. Its collaboration with the client's ERP consultant, especially in addressing and resolving unexpected challenges, was particularly commendable. (Verified via email)

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Not Just Another Bigcommerce Agency. A Better One.

    Duck Soup E-Commerce is a one-woman shop founded by BigCommerce expert Danielle Mead. I specialize in web design, store setup and consulting for startups and small businesses using the BigCommerce platform. My services are highly personalized, with customized pricing and packages to meet your needs...

    Location
    Cathedral City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $120/hr
    Portfolios Count
    9 Projects Listed

    Duck Soup E-Commerce Services

    • eCommerce Development
    • Web Design
    • Web Development
    • Business Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Athleaps
    • Marv Golden
    • CastCoverz
    • Clear Beauty Co
    • Elite Engineering USA
    • Long Natural Health
    • Woodlore
    • ESP Salon Sales
    • Outdoor School Shop
    • Fryette
    Data sourced from the agency's DesignRush profile

    Duck Soup E-Commerce Reviews & Testimonials

    • Drew Hayner
      Drew Hayner Owner at ShirtSmart Logo Apparel/Promotional Products
      5.0

      eCommerce Development Review from Drew Hayner

      The ShirtSmart website had to be moved from an outdated hosting platform and integrated into the Big Commerce platform. There were hundreds of apparel products all with multiple colors/sizes, sizing charts, etc. Very pleased with the whole project. I turned everything over to Duck Soup and had no problems!

    • Anne Altor
      Anne Altor Owner at One Earth Body Care
      5.0

      BigCommerce Review from Anne Altor

      Danielle helped us migrate our website from Wordpress to BigCommerce. With her support, the process was smooth, quick and cost-effective. We subscribe to a basic Duck Soup support plan and we appreciate how quickly Danielle responds to our questions and helps us find solutions. Her technical skills are excellent too - she continues to help us implement updates to our website. Highly recommended!

    • Gary Henry
      Gary Henry CIO at Ace Photo, Unc
      5.0

      BigCommerce Review from Gary Henry

      Duck Soup and Danielle has helped us tremendously with the management, fixing and upgrade of our Big Commence environment. I do not think that we would have been able to manage the environment for the last 5 + years as well without Danielle's help! she is AMAZING Gary Acephoto.net

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Design With a Special Sight.

    Paspartoo is a full-service eCommerce agency. We specialize in digital eCommerce and business solutions. Our goal is to create engaging web experiences, increase lead generation, with best-in-class user interactions...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $60/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    17 Projects Listed

    Paspartoo Services

    • Web Development
    • UI/UX Design
    • WordPress Website Design
    • Web Design
    • eCommerce Development
    • CRO
    • Email Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Vitaliv
    • Mattress King
    • Brickell Men's Products
    • Electric Bikes Brisbane
    • Bumperonly
    • SCOTTeVEST
    • Turnin Concepts
    • Ken Med
    • Yamaha Online Parts
    • Urgent Passport
    Data sourced from the agency's DesignRush profile

    Paspartoo Reviews & Testimonials

    • Andres Lombardo
      Andres Lombardo Owner at Undisclosed
      5.0

      Shopify Review from Andres Lombardo

      Alex was great to work with. He was proficient at customizing the front-end of a theme we had selected to deploy on Shopify. He also was very good at recommending plugins/apps we should use to customize our site via Shopify. He was a pleasure to work with and recommend his skills.

    • Undisclosed
      Undisclosed Owner at Redzone Darts Inc.
      5.0

      Web Development Review from Undisclosed

      Alex was excellent to work with; Great communication throughout the project and had a fast turnaround time for each revision/edit. Highly recommend!

    • Harold Shaffer
      Harold Shaffer Owner at Harold Shaffer
      5.0

      Web Design Review from Harold Shaffer

      It was a very good experience. Very good communication and quick feedback from this client. Highly recommend!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • A Customer Acquisition GROWTH Agency | Forbes Rated #1 SEO Company | 20+ Years of Success

    SEO Brand has over 55+ years of combined experience and are behind global brands such as LG, Montblanc, The Weather Channel, Allegra, The Ritz Carlton and many more...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $175/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    9 Projects Listed

    SEO Brand Services

    • SEO
    • PPC
    • Digital Marketing
    • Social Media Marketing
    • Web Design
    • eCommerce
    • Email Marketing
    • eCommerce Development
    • Web Development
    • CRO
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Montblanc
    • Sotheby's
    • United States Department of State
    • Facebook
    • The Ritz Carlton
    • Uniden Cellular
    • Lowe's
    • Ceridian
    • LG
    • The Weather Channel
    Data sourced from the agency's DesignRush profile

    SEO Brand Reviews & Testimonials

    • Hyunjee Kim
      Hyunjee Kim Director of Digital Marketing at LG
      5.0

      Digital Marketing Review from Hyunjee Kim

      The results have been what we were expecting as there was a global language barrier to figure out. The team is very good at understanding what we want and doing it in the US Market. They helped us position our brand better than any of the agencies we used in our country. Very please with results so far

    • Joe Kilrain
      Joe Kilrain Managing Partner at DED Company
      5.0

      Digital Marketing Review from Joe Kilrain

      SEO Brand's efforts resulted in a serious increase in our overall organic positioning and cost per clicks have been decreasing. Our Social campaign was broken down completly and rebuild, Honestly I couldnt be happier with the results

    • Kevin Campbell
      Kevin Campbell Managing Partner at Look Great MD
      5.0

      SEO Review from Kevin Campbell

      Leads are up over 1500% in the last 90 days and my cost per lead is down over 75%. They have been running my campaign now for a few years and the numbers speak for themselves

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Industry-recognized Shopify Plus Ecommerce Agency

    PIVOT is trusted Shopify Plus design and development partners for DTC and B2B ecommerce brands. We specialize in creating high-performing, brand-authentic digital experiences that drive conversion, performance, and growth...

    Location
    Mission Viejo, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $195/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    1 Project Listed

    PIVOT Services

    • eCommerce Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Culture Kings
    • Urban Stems
    • Kuiu
    • Princess Polly
    • Vegamour
    • K18
    • Bulletproof Coffee
    • Heath Ceramics
    • Pelagic
    • MagnaFlow
    Data sourced from the agency's DesignRush profile
  • Professional Packaging Design and Brand Development Visionaries

    Design to Brand is a dynamic force in the world of branding and design, providing brands with bold and impactful graphic design, stunningly realistic 3D renders, dynamic web design, captivating animations, and expert in-house printing. With our creative excellence, we empower brands to reach new heights and...

    Location
    Brea, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed

    Design to Brand Services

    • Branding
    • Package Design
    • Web Design
    • Logo Design
    • Print Design
    • Product Design
    • Graphic Design
    • Web Development
    • eCommerce Development
    • Video Production
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Kushy Punch
    • TerpeneTanks
    • Honu Edibles
    • TKO Edibles
    • Village Flora
    • PURAEARTH
    • AbsoluteXtracts
    • CareByDesign
    • Phoenix Tears
    • Exclusive Brands
    Data sourced from the agency's DesignRush profile
  • Amazon-first San Diego agency

    Cessna Marketing is an Amazon agency in San Diego. We run Seller and Vendor Central, then build the websites, ads, and content that sell the products. We've managed over $30M in sales across 10+ brands at a 4.2x average ROAS...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed

    Cessna Marketing, LLC Services

    • eCommerce
    • Web Design
    • Web Development
    • eCommerce Development
    • Creative Services
    • PPC
    • Graphic Design
    • Video Production
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • SHFT Nutrition
    • Uncle J's Sourdough
    • CFG Wealth Management
    • Pre Flite
    Data sourced from the agency's DesignRush profile
  • Elevate Your Business Online

    Error Sync is a digital marketing and IT solutions agency delivering a comprehensive range of services, including web development, search engine optimization, cloud infrastructure support, business email configuration, and online advertising. Through its integrated and technology-driven approach, the agency...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed

    Error Sync Services

    • Digital Marketing
    • Web Development
    • Social Media Marketing
    • PPC
    • SEO
    • eCommerce Development
    • AI Development
    • Content Marketing
    • Software Development
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Energy Solutions
    • Rearoma
    • Custom Sneakers
    • The Keister Shaving
    • Sanda Beauty
    Data sourced from the agency's DesignRush profile

    Error Sync Reviews & Testimonials

    • Noor Nasoor
      Noor Nasoor Review from Google
      5.0

      Noor Nasoor's Review Sourced from Google

      We approached Error Sync with a challenging requirement: consolidating highly diverse services into one professional, user-friendly website. Error Sync delivered excellence across the board. They provided strategic clarity by segmenting our six specialized service lines perfectly, which immediately streamlined lead generation and reduced bounce rates. The final design is modern, fully responsive, and projects the high level of professionalism our clients expect in the UAE market. Our website is now an operational asset, not just a brochure. If you run a multi-service business in the GCC region and need a web partner who combines technical expertise with deep business understanding, choose Error Sync. Highly recommended—a truly error-free experience! Mohammad Rakib Uddin CEO - Noor Al Nasoor

    • Jayed Bin Taher
      Jayed Bin Taher Review from Google
      5.0

      Jayed Bin Taher's Review Sourced from Google

      I worked with Error Sync for a small project and honestly the experience was great. They listened to my requirements properly, gave suggestions, and delivered exactly what I needed. Communication was smooth and the team was very friendly. I’m really satisfied with their service.

    • Omar 21
      Omar 21 Review from Google
      5.0

      Omar 21's Review Sourced from Google

      “I took digital marketing support from Error Sync and got a really good outcome. They know what they’re doing and guide you properly. The team is responsive and always ready to help. I’m happy with their service.”

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Creating Possibilities

    Based in Beverly Hills, California, TRIXMEDIA is a trustworthy advertising and digital branding firm. They make a great effort to familiarise themselves with partner companies' business, industry, and goals. They use all the available data to design branding solutions that have a creative and competitive...

    Location
    Beverly Hills, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000

    TRIXMEDIA Services

    • Logo Design
    • Graphic Design
    • Package Design
    • Branding
    • Web Development
    • eCommerce Development
    • Web Design
    • Digital Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Coca-Cola
    • David Whaley
    • Amara Rugs
    • Hilton
    • Olive Terrace
    • Trendy Collection
    • Museum of Illusions
    • Startbucks
    • BBCOM Direct
    • Stone Group America
    Data sourced from the agency's DesignRush profile
  • Offering web and mobile app development.

    Our plethora of web and mobile app development services add value to your business, catering to your business needs, irrespective of business size and industry...

    Location
    Rancho Santa Margarita, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000

    Estatic Infotech Services

    • UI/UX Design
    • Web Design
    • eCommerce Development
    • Branding
    • Graphic Design
    • Design Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Kilde Medic
    • Bump & Me
    • Merlin Publishers
    • Lupo Yachts
    • AMFG
    Data sourced from the agency's DesignRush profile

    Estatic Infotech Reviews & Testimonials

    • BIJAY SINGH
      BIJAY SINGH Review from Google
      5.0

      BIJAY SINGH's Review Sourced from Google

      I am really thankful to Estatic Infotech Pvt Ltd for giving me the right path in my career. The company gave me full freedom in my work, which helped me to meet my sales targets without any extra pressure. The best part is the positive environment here – I always felt peace of mind while working. It’s a great place for anyone who wants growth along with work-life balance.

    • Vipul Limbachiya
      Vipul Limbachiya Review from Google
      5.0

      Vipul Limbachiya's Review Sourced from Google

      We used their service for designing our web application, it turned out pretty well as we imagined.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

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