Best E-Commerce Development Companies in the US

Absolute Web is an award-winning ecommerce agency in Miami with 85+ experts. Since 1999, they've powered over $1.5 billion in online sales through Shopify Plus, Adobe Commerce, and BigCommerce development. This Inc. 5000 company operates from Miami, Brickell, LA, and Lisbon. They earned 19 industry awards and UpCity's 2021 Excellence Award. Notable clients include Lashify, Modloft, and Cracker Barrel.

Since 2004, ioVista has completed 1,000+ e-commerce projects as a certified BigCommerce B2B Specialized Partner. One of only 18 agencies in North America with this certification, they excel in ERP, CRM, and PIM integrations. The Dallas team earned recognition as "Top B2B Company in Texas 2021" by Clutch. They specialize in Adobe/Magento, BigCommerce, Shopify, and WooCommerce platforms.

Mobikasa creates custom ecommerce solutions from their NYC headquarters and offices in Los Angeles, London, Dubai, and New Delhi. Since 2011, they've maintained 5-star Clutch ratings and ranked 2nd among 9,000 firms for e-commerce development. The agency specializes in Shopify, Magento, BigCommerce, and mobile app development. TrustAnalytica named them among NYC's top 20 website designers.

Nuanced Media specializes in Amazon marketplace optimization from Tucson, Arizona. They manage $28M+ in annual ad spend and achieve 83% ACoS reductions for clients. Their expertise includes A9 algorithm optimization, Vine influencer programs, and wholesale sourcing strategies. They offer a free Amazon Prime Day Prep Kit for local sellers.

Stellaractive is a Portland web design agency building custom WordPress and ecommerce websites. They deliver comprehensive digital marketing, including branding, SEO, and social media campaigns. The team has created successful online platforms for clients like Inovia Vein and EcoCraft. Their integrated approach combines design excellence with strategic marketing.

216digital provides ADA compliance and web accessibility services in Cleveland, preventing lawsuits through WCAG 2.1/2.2 AA standards. Their a11y.Radar monitoring system ensures ongoing compliance for Ohio businesses. The team combines accessibility expertise with ecommerce design, PPC marketing, and SEO optimization. Years of experience help clients maintain accessible websites that effectively serve all users.

Since 2014, FountainheadME has delivered Amazon account management and ecommerce consulting from Santa Monica. They've invested over $ 100,000 in photography and video facilities to create magazine-quality product content. The team provides data-driven strategies with results visible in 15 days. Their 90-120 day success prescription maintains 5-star ratings and delivers aggressive sales growth for Amazon sellers.

Avex designs optimized Shopify stores in NYC, specializing in retention marketing and conversion optimization since 2012. They create personalized shopping experiences using Klaviyo email campaigns and headless commerce solutions. Their mobile-first approach and UX expertise help brands build exceptional online stores that convert visitors into loyal customers.

Sixth City Marketing builds custom Shopify websites focused on SEO and conversion enhancements that help store owners increase their online sales. With 25+ years of combined experience, they excel in ecommerce SEO, PPC consulting, and conversion optimization. The agency develops custom Shopify themes and provides ongoing SEO support.

Bright Vessel is a certified WordPress and WooCommerce partner in Jupiter, Florida. Since 2013, they've managed 500+ e-commerce websites for startups to Fortune 100 companies. Their team achieves 300% sales increases through conversion rate optimization. They offer 24/7 support, custom WordPress development, and their proprietary Bright Plugins and Bright Hosting services.

Informatics Commerce specializes in Magento development for Houston businesses since 2003. As certified Magento experts, they create high-converting online stores with advanced UX design. Their 20+ years of experience includes ecommerce consulting, SEO optimization, and custom development. The team maximizes conversion rates through data-driven solutions.

Codal delivers UX/UI design and digital transformation from Chicago, with offices in Toronto and the UK. They specialize in enterprise solutions, AI integration, and data analytics for brands like Hertz and GOREWEAR. With over a decade of experience, they transform complex business challenges into user-centered digital solutions. Services include ecommerce development, cloud architecture, and product strategy.

EzappSolution develops wearable apps for Apple Watch and Android from New York City and Gurugram offices. With 15+ years in IT outsourcing, they excel in AI, machine learning, and automation technologies. Their remote hiring model includes a free trial week. The team delivers cost-effective custom software development across multiple platforms.

Arctic Grey is a Shopify Plus Preferred Partner supporting 1,000+ stores that generated $1.5+ billion in revenue. With offices across major US cities, they've earned 28 ecommerce awards and 500+ five-star reviews. The team specializes in D2C, B2B, wholesale, and POS solutions. They excel at custom design, development, and conversion rate optimization for enterprise merchants.

With 25+ years of global expertise, Iflexion delivers custom software development from Denver. Their 850+ senior developers serve Fortune 500 and mid-sized enterprises with web, mobile, and AI technologies. Full-cycle engineering solutions transform complex business challenges into innovative digital products. They address diverse industry needs from startups to large enterprises worldwide.

NORCAL Web Designs is a BBB-accredited Sacramento web design company serving businesses since 2008. They complete custom websites in under two weeks, specializing in mobile-responsive designs and e-commerce platforms. With some clients staying over 10 years, they deliver fast turnaround times and personalized web development solutions. Their SEO optimization helps local businesses thrive online.

Emergent Software brings 15+ years of custom development experience to Minneapolis businesses. As a Microsoft Solutions Partner with designations in Data & AI, Digital Innovation, and Infrastructure, they maintain 100+ Microsoft certifications. They're North America's only Umbraco Contributing Platinum Partner. Twin Cities Business Journal recognizes them as a top software development firm.

For nearly 20 years, Dotlogics has delivered IT services and digital solutions from East Northport, New York. They specialize in web design, ecommerce development, and cybersecurity for businesses worldwide. The company partners with leading technology platforms to create custom websites, customer experience solutions, and accessibility-compliant digital products. Their comprehensive approach includes digital strategy and platform development.

Founded in 2020, Brandhopper Digital helps early-stage DTC brands and Amazon sellers scale their Shopify stores. They've achieved 200%+ conversion rate increases and $250K+ revenue growth for clients. Services include PPC advertising, email marketing, website optimization, and SMS campaigns. With 100% positive Clutch reviews, they offer project-based pricing starting at $2,000.

Dave Maple delivers custom software solutions and AWS architecture from Las Vegas. With 15+ years of experience, he provides cost-effective development for various companies. His expertise spans multi-language development and technology leadership. As a former CRO and CTO, Dave builds strong teams that achieve strategic goals.