Not every eCommerce agency in the USA can handle your channel mix, scale, or customer expectations. Our directory helps you compare leading agencies based on their strategy, UX, and growth expertise.
Top 9 eCommerce Agencies in the United States
Discover the top 9 eCommerce agencies in the United States, renowned for their exceptional services and industry expertise. These agencies boast an impressive average rating of 4.9/5 and offer a wide range of services including marketing, design, development, strategy, and branding. With competitive pricing ranging from $30 to $150 per hour, they cater to diverse industries such as Technology, Education, Consumer Goods, Startups, Fortune 500s, Nonprofits, Banking, Healthcare, and eCommerce. Handpicked for their outstanding client reviews and proven track record, these agencies are your go-to partners for driving growth and innovation.
| Agency Name | Why Hire Them | Client Rating | Hourly Rate | Top Client or Case Study | Top Industries |
| Digital Silk | Elevate your brand with custom websites that boost conversions and enhance SEO performance. | 4.9 ⭐ | $150 | Enhanced digital presence for SONY and Northwestern University. | Technology, Education, Consumer Goods |
| Goji Labs | Leverage Goji Labs' expertise in launching scalable digital products with strategic precision. | 5.0 ⭐ | $149 | Clients secured over $1B in funding post-launch. | Startups, Fortune 500s, Nonprofits |
| Suffescom Solutions Inc | Renowned for crafting bespoke mobile apps, Suffescom Solutions Inc excels in delivering tailored solutions that drive digital transformation across diverse sectors. | 5.0 ⭐ | Inquire | Enhanced e-commerce platform for a Fortune 500 company, boosting sales by 30%. | Banking, Healthcare, E-commerce |
| The Bureau Of Small Projects | Harness Fortune 500 expertise to elevate your brand and drive revenue growth. | 4.8 ⭐ | $150 | Revitalized Bill Nye's digital presence, boosting engagement and reach. | Small Business, Nonprofits, Startups |
| Web Loft Designs | Web Loft Designs excels in crafting custom websites that prioritize conversions, backed by robust digital marketing solutions. | 4.8 ⭐ | $55 | Developed scalable web apps for Fortune 500 engineering firms. | E-Commerce, Engineering and Construction, Non-Profit |
| FuturByte | FuturByte delivers innovative, scalable digital solutions with over a decade of proven expertise. | 4.8 ⭐ | $50 | Developed scalable app boosting efficiency in healthcare | Real Estate, Healthcare, Retail |
| Azumo | Choose Azumo for their strategic, high-quality software solutions trusted by industry giants like Facebook. | 4.9 ⭐ | $55 | Enhanced AI capabilities for Facebook with innovative solutions. | Technology, Healthcare, Advertising |
| Viacon | Partner with Viacon for cutting-edge digital solutions, trusted by enterprises and start-ups alike. | 4.8 ⭐ | $30 | Achieved 100+ successful digital deployments for diverse clients. | Information Technology, Digital Marketing, Software Development |
| Lounge Lizard | Renowned for over 25 years of excellence in branding and user experience innovation. | 4.8 ⭐ | Inquire | Revamped Colorado Rafting's website, enhancing user engagement and online visibility. | Technology, Retail, Healthcare |
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.
Lustre
VerifiedVerified by the DesignRush team for authenticity and credibility.Lustre is a branding and design agency trusted by over 200 brands since 2018. We elevate established companies through strategy, creative and storytelling - developing brand identities, packaging and Shopify websites that achieve results. With a focus on clarity, beauty and impact our experienced team helps...
Top Services:
- Branding
- Creative Services
- Web Design
- Package Design
- Logo Design
- Show more
- Location
- New York City, New York
- Number of Employees
- Under 49
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 8 Projects Listed
Top Hat
VerifiedVerified by the DesignRush team for authenticity and credibility.Headquartered in Pittsburgh and owner-led since 2013, were a creative back-boned agency that delivers world-class design and unparalleled technical excellence...
Top Services:
- Branding
- Web Design
- Digital Marketing
- Web Development
- eCommerce Development
- Show more
- Location
- Pittsburgh, Pennsylvania
- Number of Employees
- Under 49
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 5 Projects Listed
Elogic Commerce has spent 17+ years on B2B eCommerce as an Adobe Silver Partner. For Armacell, its Adobe Commerce/SAP portal cut manual orders by 40%, sped approvals 5x. The Unite States eCommerce development firm is best for manufacturers needing ERP-integrated B2B ordering portals...
Top Services:
- eCommerce Development
- Web Development
- Mobile App Development
- Software Testing
- Cloud Consulting
- Show more
- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 20 Projects Listed
Growth doesn't come from merely providing services, it takes people who are invested in your success. Hopefully you don't see us as just another vendor think of us more as your trusty companions on this eCommerce adventure. Our team is dedicated to your success...
Top Services:
- eCommerce Development
- UI/UX Design
- Web Design
- Web Development
- eCommerce
- Show more
- Location
- Miami, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $130/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 8 Projects Listed
The team at StuntCoders goes the extra mile to develop a quality solution focusing on customer experience. We believe in building eCommerce sites that can convert visitors into buyers while setting up a solid brand for your online business...
Top Services:
- eCommerce Development
- Web Development
- Mobile App Development
- Location
- Dover, Delaware
- Number of Employees
- Under 49
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 26 Projects Listed
Gapstow is your U.S.-based Shopify partner, offering custom development, strategic guidance, and fractional eCommerce leadership to brands. Let us fuel your brand's growth, streamline your eCommerce operations, and deliver the agile, personalized support you need every step of the way...
Top Services:
- eCommerce Development
- Web Development
- Mobile App Development
- Web Design
- Digital Strategy
- Show more
- Location
- Strongsville, Ohio
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 16 Projects Listed
Apptunix is a global product engineering company founded in 2013, delivering AI-powered, enterprise-grade software for innovation and scale. With offices in the USA, UK, UAE, and India, we serve enterprises, governments, and startups in over 50+ countries...
Top Services:
- Blockchain
- Web Development
- eCommerce Development
- Software Development
- AI Development
- Show more
- Location
- New York City, New York
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 23 Projects Listed
AllianceTek is a global software development and IT consulting company delivering AI, cloud, web, and mobile solutions with 20+ years of expertise...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- AI Development
- IoT
- Show more
- Location
- Malvern, Pennsylvania
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 59 Projects Listed
Bighorn Web Solutions LLC
VerifiedVerified by the DesignRush team for authenticity and credibility.Bighorn Web Solutions LLC simplifies processes by delivering advanced eCommerce Development tailored to enterprise brands. Our intelligent strategies guarantee consistent results for retailers seeking scalable, innovative solutions that accelerate growth and streamline operations in a dynamic digital...
Top Services:
- eCommerce Development
- Web Development
- Software Development
- CRO
- Web Design
- Show more
- Location
- Sheridan, Wyoming
- Number of Employees
- Under 49
- Average Hourly Rate
- $135/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 10 Projects Listed
97 Switch
Award WinnerRecipient of a Best Design Award for outstanding work.97 Switch is an award-winning Chicago and Portland digital marketing agency that specializes in marketing, web design and strategy...
Top Services:
- Digital Marketing
- Web Design
- Social Media Marketing
- Email Marketing
- Advertising
- Show more
- Location
- Chicago, Illinois
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 10 Projects Listed
Prismfly is an award-winning ecommerce optimization agency. We drive revenue growth for ecommerce brands through CRO, tailored development, standout design, and personalized lifecycle marketing...
Top Services:
- CRO
- eCommerce Development
- Web Development
- Web Design
- Branding
- Show more
- Location
- Dallas, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $185/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 9 Projects Listed
We're a consumer-centric brand partner that helps thoughtful goods become market-leading brands that people love to buy...
Top Services:
- Branding
- Web Design
- Product Design
- Package Design
- UI/UX Design
- Show more
- Location
- Salt Lake City, Utah
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 6 Projects Listed
Singular is a specialized software development company that thrives on agile methodologies. We excel at leveraging Next Gen technologies, such as Flutter & FlutterFLow, to craft dynamic platforms that are remarkably adaptable, user-friendly, and high-performing...
Top Services:
- Software Development
- Web Design
- eCommerce Development
- Web Development
- UI/UX Design
- Show more
- Location
- Miami, Florida
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $65/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 13 Projects Listed
Nika transforms companies by designing best-in-class experiences, driven by strong creative and rooted in technology, data, and strategy. We combine these capabilities to create a brand experience that grows businesses and people love...
Top Services:
- Branding
- Web Design
- Digital Services
- Web Development
- WordPress Website Design
- Show more
- Location
- San Jose, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $130/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 8 Projects Listed
We pride ourselves on delivering innovative, digital experiences that make an impact. Since 2012, weve proudly partnered with start-ups, SMBs, Fortune 500 companies and everyone in between to unlock value through creativity, technology, and business-minded thinking...
Top Services:
- Web Design
- Web Development
- Branding
- WordPress Website Design
- eCommerce Development
- Show more
- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 4 Projects Listed
Walla is a creative partner for funded startups who need high-quality, on-brand design but don't have time to build an in-house team. We plug in like your internal design crew, giving founders, marketing leads, and growth teams the support they need to scale smarter and move faster...
Top Services:
- Creative Services
- Branding
- Logo Design
- Package Design
- Web Design
- Show more
- Location
- Washington DC, Washington DC
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 8 Projects Listed
At eQuality Software, we create digital solutions that drive real impact. With over 14 years of experience in mobile app development, our team specializes in designing and delivering scalable, intuitive, and high-performance applications tailored to your business goals...
Top Services:
- Mobile App Development
- Blockchain
- VR/AR
- eCommerce Development
- IoT
- Show more
- Location
- Houston, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 13 Projects Listed
As a woman-owned WordPress web design and development company, we specialize in building high-impact custom websites for environmentally conscious, social justice-oriented, and purpose-driven companies. With our expertise in WordPress, we provide full control over website editing and maintenance...
Top Services:
- Web Development
- UI/UX Design
- eCommerce Development
- Web Design
- SEO
- Show more
- Location
- Oakland, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $175/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 14 Projects Listed
Anatta provides turnkey digital product teams for e-Commerce brands from $25M - $500M. Partner with Anatta to design, develop & scale your digital brand. Learn our approach as a DTC Ecommerce Agency, Shopify Plus Designers & more...
Top Services:
- Web Development
- eCommerce Development
- UI/UX Design
- Web Design
- Branding
- Show more
- Location
- Austin, Texas
- Number of Employees
- 50 - 99
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 6 Projects Listed
PhoenixBizz is a leading Software and Mobile App Development Company in Phoenix, AZ. We can help to build Custom Software for enterprise & startup businesses. PhoenixBizz is an expert in five keys areas of technology, including new Mobile Application Development, Seo Services, Web Design, Digital Marketing...
Top Services:
- Web Design
- Web Development
- eCommerce Development
- Mobile App Development
- Digital Marketing
- Show more
- Location
- Peoria, Arizona
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 10 Projects Listed
Based in Texas, United States Of Amreica, PyroBytes is an international firm at its core. We have successfully completed more than 150 projects thanks to our dedicated team of expert software developers, web designers, and online marketers...
Top Services:
- Logo Design
- Web Design
- eCommerce Development
- Web Development
- Digital Marketing
- Show more
- Location
- Austin, Texas
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 4 Projects Listed
Roboto Studio is a Next.js and Sanity agency in San Francisco. We build headless content platforms for companies that have outgrown their CMS, so marketing teams can publish without waiting on a developer. Recent work includes Tray.ai, Topaz Labs and Slingshot Bio...
Top Services:
- Web Development
- Web Design
- UI/UX Design
- eCommerce Development
- AI Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 8 Projects Listed
Anmel is proven to boost productivity by up to 60% and efficiency by 45% for startups and enterprises alike. Trusted by businesses globally, Anmel delivers tangible results, driving success and growth in today's competitive market landscape...
Top Services:
- AI Development
- Software Development
- IT Services
- Mobile App Development
- Wearables
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $25,000 - $50,000
Jim Rowe Marketing is a boutique branding agency boasting a distinguished 10-Step Brand Growth Workshop Process, led by a seasoned strategic brand marketer with over 45 years of experience in both major and niche brands, across agency and client-side domains. Our approach is underpinned by the critical...
Top Services:
- Branding
- Web Design
- eCommerce Development
- Location
- Hempstead, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 3 Projects Listed
We create and manage the world's most iconic brands. Brand and product agency that delivers heroic work and legendary clients. DECOSTA has worked with clients in a wide range of industries including entertainment, consumer goods, technology, energy, finance, and more...
Top Services:
- Digital Services
- Branding
- Creative Services
- Product Design
- Digital Strategy
- Show more
- Location
- Burbank, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 6 Projects Listed
Were a digital agency delivering stand-out experiences that generate results...
Top Services:
- Web Development
- eCommerce Development
- UI/UX Design
- SEO
- Content Marketing
- Show more
- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 2 Projects Listed
COFA Media uses a people-based approach to deliver exceptional branding services. Their digital marketing team focuses on each client's unique audience, which results in a high client satisfaction rate. Some of COFA Media's core services include e-commerce, website design, social media, SEO, interaction & UX...
Top Services:
- eCommerce Development
- WordPress Website Design
- Mobile App Development
- eCommerce
- Branding
- Show more
- Location
- Carlsbad, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $125/hr
- Minimal Budget
- $25,000 - $50,000
Pixel Theory is the performance marketing agency for CPG brands that prioritizes your P&L over platform dashboards. While most agencies chase vanity metrics like ROAS, we build financial growth models focused on contribution margin and true profitability. We act as your strategic partner, tying every dollar...
Top Services:
- Digital Marketing
- Business Consulting
- Advertising
- eCommerce
- Web Design
- Show more
- Location
- Fort Lauderdale, Florida
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 1 Project Listed
For two decades, our innovative digital products development agency has taken on a wide range of challenging IT services. We are masters at crafting custom software solutions and stunning web designs - anything from simple logo design to complex large-scale development projects! Let us help make your digital...
Top Services:
- Web Design
- eCommerce Development
- Web Development
- Software Development
- Mobile App Development
- Show more
- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $25,000 - $50,000
We are a full-service creative studio crafting unique digital experiences.We provide our partners with exceptional digital solutions that bring strategic value and make their businesses thrive...
Top Services:
- Web Design
- Web Development
- eCommerce Development
- Digital Services
- Design Services
- Show more
- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $25,000 - $50,000
Branxify is a digital marketing agency specializing in performance marketing, SEO, web development, PPC, social media, and real estate to drive growth and maximize online success...
Top Services:
- Logo Design
- Design Services
- eCommerce Development
- Web Development
- WordPress Website Design
- Show more
- Location
- New York City, New York
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $500/hr
- Minimal Budget
- $25,000 - $50,000
The Office of Experience (OX) is a Chicago-based digital agency helping ambitious B2B companies outperform their peers. At the intersection of customer experience, marketing, and technology, OX unites strategy, design, and engineering to transform how companies connect with customers. Capabilities span B2B...
Top Services:
- Digital Strategy
- UI/UX Design
- eCommerce Development
- Web Design
- Digital Marketing
- Show more
- Location
- Chicago, Illinois
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $175/hr
- Minimal Budget
- $25,000 - $50,000
Austin App Devs helps startups, growing businesses, and enterprise teams turn ideas into reliable mobile products. We specialize in native iOS and Android apps, cross-platform development, AI-powered solutions, MVPs, UI/UX, backend integrations, testing, and post-launch support. Our sprint-based approach...
Top Services:
- Mobile App Development
- AI Development
- Software Development
- Software Testing
- UI/UX Design
- Show more
- Location
- Austin, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $25,000 - $50,000
At CB/I Digital, we specialize in Performance Marketing and Platform Development for the purpose of driving increased traffic and revenue for Direct-to-Consumer (DTC) e-Commerce and large omnichannel brands...
Top Services:
- PPC
- Digital Marketing
- SEO
- AI Development
- Mobile App Development
- Show more
- Location
- New York City, New York
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $25,000 - $50,000
eCommerce Development Companies by City
eCommerce Development Companies by State
eCommerce Development Specializations in the US
Popular Services
Hiring Guide: How to Choose the Top eCommerce Agency in the US
What can the top eCommerce development companies in the US do for businesses?
Top eCommerce companies in the US help businesses build scalable, high-performing online stores that are designed to grow revenue while reducing operational complexity.
They improve user experience and site performance, which directly supports higher conversion rates, faster load times, and better checkout completion.
These agencies also structure product catalogs and backend systems, so businesses can manage larger inventories without friction.
The result is a measurable impact across key KPIs such as higher average order value, lower customer acquisition cost, improved retention, and reduced return rates, allowing teams to scale efficiently without increasing overhead.
According to industry research, eCommerce will account for 22.6% of all global retail purchases by 2027.
Moreover, 63% of consumers will buy directly from a business website, showing that an effectively developed eCommerce platform is a potential growth driver for many brands.
In fact, eCommerce websites can boost conversion rates by over 35%.
What's the cost of hiring eCommerce development agencies in the United States?
The costs of hiring an eCommerce agency range from $100-$200 per hour or $25,000-$250,000+ per project for comprehensive end-to-end development.
The final price will depend on platform type, store complexity, customization level, number of pages, core features and functions, integration and security requirements, and service scope.
Here is a more detailed pricing breakdown:
| Project Type | Estimated Cost | What is Included |
| Simple store development | $5,000-$20,000 |
|
| Mid-sized build | $25,000-$80,000 |
|
| Headless eCommerce | $30,000-$50,000 |
|
| Enterprise build | $100,000-$250,000+ |
|
What is the typical process when working with an eCommerce agency?
Most eCommerce agencies follow a structured workflow designed to reduce risk and deliver predictable outcomes from planning through optimization. Here are the typical process and approximate timeframes of an agency:
- Research and discovery (2-4 weeks): The agency learns about business goals, customers, competitors, KPIs, technical requirements, and project scope. Deliverables typically include a discovery summary, high-level recommendations, a detailed scope, timeline, and cost estimate.
- UX and UI design (4-6 weeks): User journeys, wireframes, and visual designs are created to optimize conversion and usability. Deliverables include wireframes, design mockups, and design system components.
- Development (8-20+ weeks): The store is built on the chosen platform with custom features, configurations, and system integrations. Clients usually get access to a staging site, system documentation, validated data imports, and regular progress updates.
- QA and testing (2-4 weeks): The site is tested for functionality, performance, security, and cross-device compatibility. Clients receive a test plan, bug reports, and fixes prior to launch.
- Launch (1-2 weeks): The site goes live following final checks and deployment. Deliverables include launch checklists and go-live confirmation.
- Post-launch support and optimization (ongoing): Agencies monitor performance, fix issues, and improve conversions. Ongoing deliverables may include reports, optimization recommendations, and maintenance documentation.
What common mistakes should I avoid when hiring an eCommerce development company?
Common mistakes to avoid when hiring an eCommerce agency include:
- Choosing based on visuals only: A polished design does not guarantee strong performance, scalability, or code quality. Instead, look for companies that have driven measurable business outcomes for clients and have strong development experience as well as design skills.
- Not defining scope, goals, and KPIs: Unclear requirements often lead to missed deadlines, budget overruns, and misaligned expectations. As such, it is best to specify your target customers, tech stack, core features and functions, key success metrics, business goals, budget constraints, and project timeline.
- Ignoring platform expertise and migration risk: Lack of experience with your platform and industry can result in data loss, noncompliance, or prolonged operational downtime.
- Overlooking QA testing and post-launch support: Insufficient testing increases the risk of checkout failures, bugs, security vulnerabilities, and customer frustration.
- Not clarifying ownership of code, themes, and accounts: Unclear ownership can limit flexibility and create long-term dependence on the agency. It can also inflate costs as the project becomes increasingly unscalable.
What questions should I ask eCommerce development agencies in the United States before hiring one?
Use the checklist below to evaluate technical fit, delivery capability, and long-term partnership readiness when hiring an eCommerce agency in the United States.
Relevant Background
- Which eCommerce platforms do you specialize in, and how many projects have you delivered on each?
- What post-launch support, optimization, and maintenance options do you offer?
- Can you provide references or case studies from similar US-based eCommerce projects?
Services and Processes
- What does your end-to-end development process look like from discovery to launch?
- What experience do you have with store migrations and SEO preservation?
- What QA and testing steps do you complete before launch?
- How do you handle custom features, integrations, and scalability requirements?
Related to Your Project
- How do you define scope, timelines, and success metrics at the start of a project?
- How do you assess whether a platform is the right fit for our business size and growth plans?
- How do you manage communication, progress reporting, and change requests?
- Who owns the code, themes, data, and platform accounts after project completion?
Sources
DesignRush sustains a directory of over 40,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:
- Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
- The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.
Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.
Why companies trust DesignRush
Every agency is independently vetted before it can be listed or ranked
4.8
4.8Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.
Frequently Asked Questions About eCommerce Companies
What services do eCommerce development companies in the United States offer?
US eCommerce development companies typically offer:
- Custom eCommerce website development: Builds storefronts, themes, and commerce functionality (catalog, pricing, promotions, checkout, customer accounts) plus required backend services.
- Platform migration and re-platforming: Moves products, customers, orders, content, and SEO signals with testing and cutover planning to minimize downtime and revenue risk.
- Custom eCommerce design: Creates brand-aligned UI/UX, information architecture, and conversion-focused user flows for product discovery, cart, and checkout.
- Catalog setup and merchandising foundations: Includes product data modeling, category structure, search configuration, and tooling for merchandising and promotions.
- Systems integration: Connect payments, tax/shipping, ERP/OMS/WMS, CRM, analytics, marketing automation, and other third-party tools.
- Security and compliance: Implements security best practices like SSL/PCI compliance.
- Maintenance and ongoing optimization: Provides ongoing updates, testing, and improvements, such as the page load speed and checkout flow, to improve success metrics and ensure the eCommerce store performs optimally.
What’s the difference between an eCommerce development company and an eCommerce marketing agency?
eCommerce development companies focus on building, optimizing, and maintaining the online store itself, while eCommerce marketing agencies typically concentrate on marketing, growth, and customer acquisition across channels.
| Agency type | Primary focus | Typical deliverables |
| eCommerce development | Store architecture, performance, UX, and integrations | Website builds, platform setup, custom features, checkout optimization, integrations, migrations, maintenance |
| eCommerce marketing | Marketing strategy and demand generation | SEO, paid ads, social media, content, email marketing, branding |
What kind of ROI can I expect from an eCommerce agency?
A well-developed and designed eCommerce store delivers an average ROI of 10%-30%.
However, the return on investment depends on your goals, platform type, target markets, business benchmarks, success metrics, and ongoing marketing strategies.
For instance, a Shopify fashion brand has an average conversion rate (CVR) of 1.6%-1.9%. But home electronics see higher returns at a CVR of 3%-3.6%, while the beauty and personal care sector experiences an average CVR of 6.5%-6.8%.
Here are the general global benchmarks of eCommerce store development and optimization:
- Conversion rate: 1-2%
- Average order value: $50-$100
- Cost per click: Below $1
- Cost per acquisition: Below $25
How long does it take to build an eCommerce website?
The time required to build an eCommerce website depends on scope, platform, content volume, and the number of integrations involved. Based on averaged industry timelines from established eCommerce projects, typical ranges are as follows:
- Simple template-based stores usually take 4 to 8 weeks, covering discovery, light design customization, product setup, QA testing, and launch.
- Mid-sized custom stores generally take 8 to 16 weeks, allowing time for custom UI/UX design, feature development, integrations, testing, and post-launch fixes.
- Complex stores with integrations often require 4 to 6 months, as custom functionality, third-party systems, performance optimization, and extended QA increase build time.
- Full migration projects typically take 8 to 20 weeks, depending on catalog size, data cleanup, SEO preservation, and parallel testing.
What platform should I choose for my eCommerce site?
The right eCommerce platform depends on your business size, customization needs, internal resources, and long-term growth plans.
- Shopify is best for small to mid-sized businesses that want fast setup, reliable hosting, and an all-in-one solution with minimal technical overhead.
- WooCommerce is best for content driven businesses that already use WordPress and need flexible customization with lower upfront costs.
- Magento, also known as Adobe Commerce, is best for large or complex stores that require deep customization, advanced catalog management, and enterprise integrations.
- BigCommerce is best for growing brands that want strong native features, multi-channel selling, and scalability without heavy custom development.
- Headless commerce is best for brands that need maximum flexibility across web, mobile, and emerging channels while decoupling the frontend from the backend.
Latest Trends Related to eCommerce Development
