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
13 Companies-Rankings updated: September 04, 2026
All agencies are evaluated on DesignRush for demonstrated expertise and authentic client reviews to support your decision. Certain placements are paid.
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...
Top Services:
eCommerce Development
Web Development
Web Design
UI/UX Design
Mobile App Development
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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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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...
Top Services:
Web Development
UI/UX Design
WordPress Website Design
Web Design
eCommerce Development
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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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Canesta is a comprehensive digital marketing agency specializing in creating human-centric experiences through eCommerce PPC, web design, development, and marketing services. The company bridges brands with individuals, and optimizes every interaction for meaningful results...
Top Services:
eCommerce Development
Web Design
Web Development
Social Media Marketing
PPC
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Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
9 Projects Listed
Canesta Services
eCommerce Development
Web Design
Web Development
Social Media Marketing
PPC
Design Services
Digital Marketing
WordPress Website Design
SEO
eCommerce
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
I loved working with Digitawise. They were organized, efficient, fast in completing the work, and their communication was top-notch. Every email I sent was promptly returned and every design change I requested was taken care of right away. I highly recommend this company.
Paolo Pipponzi
Co-Founder and CEO at Linky Innovation
5.0★
eCommerce Review from Paolo Pipponzi
Nick and the team are very professional and reliable! We have collaborated in a project that was aimed at increasing the traffic and sales on our e-commerce. It is a pleasure to work with them.
Tim Smith
Owner at The Tea Smith LLC
5.0★
Web Design Review from Tim Smith
Based on our experience, we would recommend them for your site design and implementation requirements! We are quite pleased with our decision to select them as our e-commerce partner.
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...
Top Services:
SEO
PPC
Digital Marketing
Social Media Marketing
Web Design
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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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We are an ecommerce growth marketing agency that help brands drive more revenue through email marketing, sms marketing, conversion rate optimization, SEO and other innovative marketing strategies...
Top Services:
Email Marketing
SEO
PPC
eCommerce
CRO
Show more
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Ecommerce Boost Services
Email Marketing
SEO
PPC
eCommerce
CRO
Digital Marketing
Social Media Marketing
eCommerce Development
Web Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Naked Life Non-Alcoholic Spirits
Sugarlash Pro
Muscle Feast
Keebos
Pasignia
BarberCo
Larson Jewelers
Plush + Oak
Rotor One
Sorby Adams Wines
Data sourced from the agency's DesignRush profile
Ecommerce Boost Reviews & Testimonials
Ramin Schultz
Founder at keebos
5.0★
Email Marketing Review from Ramin Schultz
JP was a huge help in creating eye-catching designs for my email campaigns. He understood exactly what I needed and delivered polished, professional visuals that really boosted the overall look of my emails. His attention to detail and creativity made a big difference, and I'm very happy with the results!
Jordan Lingohr
Director at SocialMate
5.0★
Email Marketing Review from Jordan Lingohr
JP and he team at EcommerceBoost are such a breath of fresh air. We've wasted an ungodly amount of time, money and every into looking for a reputable email marketing agency for our e-commerce brands, but once we had the kick-off call with JP, we knew we'd found the right (and last) email marketing agency. That was a few years ago -- working with EcommerceBoost was one of the best choices/hires we've made in a while.
Luciano Viterale
Growth Marketer at Ticker Nerd
5.0★
CRM Emailing Review from Luciano Viterale
JP and the team at Ecommerce Boost have been incredibly helpful. Not only did they map out our email funnels and help us convert more subscribers into paying customers they generated ideas for the copy and guided us throughout the process. They made it clear which strategy to follow, why it would work, and the results to expect. They were spot on and these sequences still drive revenue for our business! Thanks JP and team!
Reviews verified by DesignRush and sourced from the agency's profile
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Want to boost your revenue? We create high-converting, future-proofed websites, apps, and brand assets...
Top Services:
Web Design
eCommerce Development
UI/UX Design
Web Development
SEO
Show more
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$70/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
12 Projects Listed
Charly Agency Services
Web Design
eCommerce Development
UI/UX Design
Web Development
SEO
Digital Marketing
Branding
Digital Services
Mobile App Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Gr8nola
Imdad
Dry Farm Wines
Aerial Canvas
Data sourced from the agency's DesignRush profile
Charly Agency Reviews & Testimonials
Webb Knudsen
Review from Google
5.0★
Webb Knudsen's Review Sourced from Google
Outstanding Experience with Charly Agency – A Game-Changer for Our Website!
Working with Charly Agency was an absolute pleasure from start to finish. They didn’t just build us a website—they crafted a dynamic, visually stunning, and user-friendly digital experience that perfectly captures our brand.
From the initial brainstorming sessions to the final launch, their team was incredibly attentive, creative, and professional. They took the time to understand our vision, offered brilliant insights, and executed everything flawlessly. Communication was seamless, deadlines were met with ease, and they always went the extra mile to ensure we were thrilled with the results.
What truly sets Charly Agency apart is their dedication to excellence and their ability to turn ideas into reality with precision and flair. Their design expertise, technical skills, and problem-solving mindset made the entire process smooth and enjoyable. We couldn’t be happier with our new website, and we’re grateful to have found such a talented team to bring it to life.
If you’re looking for an agency that combines creativity, professionalism, and top-tier execution, Charly Agency is the one. Highly recommend!
Natalia Postlethwaite
Review from Google
5.0★
Natalia Postlethwaite's Review Sourced from Google
Great website agency and everyone was a real team player. Both Mauricio and Santiago were opened to hear and understand what the client needs and wants. Muchisimas Gracias from The Taco Stand y mucho exito!!
Alex Grove
Review from Google
5.0★
Alex Grove's Review Sourced from Google
Great agency for website and web application, would highly recommend. The team is professional, fantastic at response time, and understanding the needs of the client/project. They truly care about the product they are working on and go above and beyond.
Reviews verified by DesignRush and sourced from the agency's profile
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WebyKing, a leading dental website design company, offers tailored and scalable solutions worldwide. Our experienced team, strategic approach, and commitment to client satisfaction ensure the delivery of exceptional web experiences...
Top Services:
eCommerce Development
Web Design
Web Development
Branding
Digital Marketing
Show more
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
5 Projects Listed
WebyKing Services
eCommerce Development
Web Design
Web Development
Branding
Digital Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Techno Pulse empowers businesses to thrive in the digital age. From crafting user-friendly websites and apps to implementing strategic social media campaigns, their team of experts unlocks a company's online potential...
Top Services:
eCommerce Development
Web Development
Digital Marketing
CRO
Web Design
Show more
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$40/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
4 Projects Listed
Techno Pulse LLC Services
eCommerce Development
Web Development
Digital Marketing
CRO
Web Design
eCommerce
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Blac Flag is a full-service creative, development, and growth partner for brands that need more than pretty pictures. We design and build high-performing sites, apps, and automations, then back them with SEO, email, and paid media that actually drive revenue...
Top Services:
Branding
Web Development
WordPress Website Design
Mobile App Development
eCommerce Development
Show more
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
6 Projects Listed
Blac Flag Services
Branding
Web Development
WordPress Website Design
Mobile App Development
eCommerce Development
Package Design
Web Design
SEO
UI/UX Design
PPC
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Founded in 2015, Ecommerce Pro has become one of the most trusted Shopify expert agencies worldwide, serving clients from all industries. With expertise in new launches, redesigns, and seamless migrations, we've successfully completed over 100+ projects globally...
Top Services:
eCommerce Development
Web Development
Web Design
UI/UX Design
Show more
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Ecommerce Pro Services
eCommerce Development
Web Development
Web Design
UI/UX Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Nelly's Security
Wellbots
Canvape
Florida Freedivers
Monday 12
Polder
RCH Foundation
Cafesti Coffee
Barefoot Science
Loni Paul Jewelry
Data sourced from the agency's DesignRush profile
Ecommerce Pro Reviews & Testimonials
Nancy Baltaji
Review from Google
5.0★
Nancy Baltaji's Review Sourced from Google
I worked with Ecommerce Pro for Shopify web development, and the results were outstanding! They designed a user-friendly, visually appealing, and fully optimized Shopify website. Their expertise in Shopify development made the entire process seamless and efficient. I highly recommend Ecommerce Pro as a top Shopify experts agency!
Reviews verified by DesignRush and sourced from the agency's profile
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With a track record dating back to 2010, our team of Shopify developers has been instrumental in helping our clients achieve sales exceeding $100 million...
Top Services:
Web Design
UI/UX Design
Logo Design
Product Design
eCommerce Development
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Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
5 Projects Listed
Conspire Services
Web Design
UI/UX Design
Logo Design
Product Design
eCommerce Development
CRO
Digital Marketing
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...
Top Services:
Branding
Package Design
Web Design
Logo Design
Print Design
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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
We focus on refining brand positioning and user experience to grow your business online quickly. We'll create your dream website, manage it like pros, and be your on-demand resource for all design needs...
Top Services:
Web Design
Web Development
WordPress Website Design
eCommerce Development
UI/UX Design
Show more
Location
Ventura, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Reciprocal Services
Web Design
Web Development
WordPress Website Design
eCommerce Development
UI/UX Design
SEO
CRO
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts