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.
VerifiedVerified 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
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
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
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
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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
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
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
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
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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
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
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
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
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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
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
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
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
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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
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
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
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
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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
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
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
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
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
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
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
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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
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
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
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
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