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Top Ecommerce UX/UI Design Companies in 2026

Compare e-commerce companies offering Ecommerce UX/UI Design. Review platform expertise, industries served, team size, pricing signals, case studies and approved client feedback before selecting a provider for your project.

302 matching companies Structured company data Approved reviews only How Ecostaff evaluates directory data
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Somos Sinapsis is a Barcelona digital agency founded in 2013 with ecommerce development, marketing and ongoing support capabilities. Its public success stories include consumer brands that need both technical evolution and commercial optimization of the online channel. Its official work...

Services
Custom Ecommerce DevelopmentEcommerce Consulting and StrategyEcommerce Marketing StrategyEcommerce UX/UI Design
Platforms
BigCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
11-50 employees
Headquarters
Barcelona, Catalonia, Spain
No reviews yet

Brave Bison is a London-based digital, media and technology company with a substantial enterprise ecommerce capability. Its commerce projects combine platform implementation, headless architecture, integration and ongoing optimization for large merchants with complex operational requirements. Its official work includes MKM...

Services
Analytics and TrackingAPI DevelopmentB2B Ecommerce DevelopmentCustom Ecommerce Development
Platforms
Adobe CommerceBigCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 201-500 employees
Headquarters
London, England, United Kingdom
No reviews yet

Acumen Business Consulting is a London, Ontario digital consultancy providing ecommerce website design and development for small and mid-sized businesses. Its ecommerce service covers strategy, store architecture, UX, platform selection, catalogue planning, migrations, testing and launch support.

Services
Conversion Rate OptimizationCustom Ecommerce DevelopmentData MigrationEcommerce Consulting and Strategy
Platforms
BigCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 2-10 employees
Headquarters
London, Ontario, Canada
No reviews yet

Coalition Technologies is a Los Angeles digital agency founded in 2009 with a large ecommerce marketing and development practice. Its work combines Shopify and BigCommerce storefront support with SEO, paid media and conversion optimization, making it relevant to brands that...

Services
API DevelopmentB2B Ecommerce DevelopmentConversion Rate OptimizationCustom Ecommerce Development
Platforms
BigCommerceShopifyShopify Plus
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 201-500 employees
Headquarters
Los Angeles, California, United States
No reviews yet

Glass Atlas is a UK ecommerce agency working across Shopify, Shopify Plus and BigCommerce, with services spanning strategy, migration, UX and custom development. The agency’s portfolio is particularly useful for buyers evaluating replatforming because several cases document both the technical...

Services
Conversion Rate OptimizationCustom Ecommerce DevelopmentEcommerce Consulting and StrategyEcommerce UX/UI Design
Platforms
BigCommerceShopifyShopify Plus
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 51-200 employees
Headquarters
Manchester, England, United Kingdom
No reviews yet

Agency51 is a York-based ecommerce and digital marketing agency with deep BigCommerce experience across B2B and B2C projects. The agency combines storefront development, integrations, UX and growth marketing, making it useful for merchants that want the platform and acquisition layers...

Services
B2B Ecommerce DevelopmentConversion Rate OptimizationCustom Ecommerce DevelopmentEcommerce Marketing Strategy
Platforms
BigCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
11-50 employees
Headquarters
York, England, United Kingdom
No reviews yet

Kobe Creations is an Australian ecommerce and integration agency founded in 1998, working across retail and B2B commerce. Its projects frequently connect storefronts with ERP and operational systems, with verified work across WooCommerce, BigCommerce and Shopify. Its official work includes...

Services
API DevelopmentB2B Ecommerce DevelopmentConversion Rate OptimizationCustom Ecommerce Development
Platforms
BigCommerceShopifyWooCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
11-50 employees
Headquarters
South Melbourne, Victoria, Australia
No reviews yet

A Plus Digital Media Group is a Montreal-based digital holding company that now builds, owns and operates online brands across ecommerce, media and other digital sectors. Because the company’s current model is ownership-led rather than a traditional client agency, this...

Services
Analytics and TrackingAPI DevelopmentCustom Ecommerce DevelopmentEcommerce Marketing Strategy
Platforms
BigCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 2-10 employees
Headquarters
Montreal, Quebec, Canada
No reviews yet

New Orange is an international digital commerce agency with offices in the Netherlands and Australia. The agency works with enterprise retailers on BigCommerce and Shopify Plus, combining ecommerce strategy, implementation, systems integration and ongoing digital growth. Its work is relevant...

Services
API DevelopmentCustom Ecommerce DevelopmentEcommerce Consulting and StrategyEcommerce UX/UI Design
Platforms
BigCommerceShopify Plus
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 51-200 employees
Headquarters
's-Hertogenbosch, Victoria, Netherlands
No reviews yet

Reach Partners is a consulting and delivery firm focused on complex digital and ecommerce programs. Rather than positioning itself as a platform-specific development shop, the company works with organizations that need program recovery, cross-functional coordination, customer-experience improvement and large-scale digital...

Services
API DevelopmentCustom Ecommerce DevelopmentEcommerce Consulting and StrategyEcommerce Marketing Strategy
Platforms
BigCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 51-200 employees
Headquarters
Westerville, Ohio, United States
No reviews yet

SwiftOtter is a US ecommerce engineering agency focused on technically demanding storefronts, especially in the Adobe Commerce and Magento ecosystem. Its work includes custom development, performance optimization, troubleshooting and long-term support, making it useful for merchants that need deep technical...

Services
Analytics and TrackingConversion Rate OptimizationCustom Ecommerce DevelopmentEcommerce Consulting and Strategy
Platforms
Adobe CommerceBigCommerceMagento
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
11-50 employees
Headquarters
Olathe, Kansas, United States
No reviews yet

Zaelab is a US digital commerce consultancy focused on modern B2B and D2C customer experiences. Its work combines commerce architecture, custom buying flows, CPQ and transformation programs for manufacturers and distributors. Its official work includes Direct Tool Factory Outlet and...

Services
API DevelopmentB2B Ecommerce DevelopmentComposable Commerce DevelopmentConversion Rate Optimization
Platforms
BigCommerceShopify Plus
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 201-500 employees
Headquarters
Westport, Connecticut, United States
No reviews yet

Verndale is a large digital experience and commerce agency headquartered in Boston, serving enterprise organizations with complex customer-experience and technology needs. Its ecommerce work combines platform engineering, UX, search and conversion programs and is most relevant to organizations that need...

Services
API DevelopmentB2B Ecommerce DevelopmentConversion Rate OptimizationCustom Ecommerce Development
Platforms
BigCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
501-1000 employees
Headquarters
Boston, Massachusetts, United States
No reviews yet

Codal is a Chicago digital product and ecommerce agency founded in 2009, serving mid-market and enterprise brands. Its commerce work includes global headless builds, platform migrations, custom functionality and experience design across BigCommerce and Shopify Plus ecosystems. Its official work...

Services
API DevelopmentConversion Rate OptimizationCustom Ecommerce DevelopmentEcommerce Consulting and Strategy
Platforms
BigCommerceShopify Plus
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 201-500 employees
Headquarters
Chicago, Illinois, United States
No reviews yet

Mira Commerce is a California ecommerce agency founded in 2004 with deep BigCommerce and composable-commerce expertise. Its public work demonstrates complex replatforming, headless storefronts, B2B functionality and integration with order, ERP, search and content systems. Its official work includes Mizuno...

Services
API DevelopmentB2B Ecommerce DevelopmentConversion Rate OptimizationCustom Ecommerce Development
Platforms
BigCommerce
Minimum project
Not disclosed
Hourly rate
Not disclosed
Team size
LinkedIn company size: 51-200 employees
Headquarters
Walnut Creek, California, United States