Explore top-rated eCommerce companies specializing in headless commerce, platform migrations, custom integrations, and UX/UI design. Our team has curated a selection of vetted firms that build high-converting digital storefronts designed for growth.
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.
FiveUp is a web design and digital marketing agency that offers Web design solutions and help businesses in their growth. We offer our services all across US to both large & small businesses. We combine creativity, technology and strategic thinking to deliver results that are truly outstanding...
Top Services:
Dan Kermaier's Review Sourced from Google
Sham and his group of professionals are just that, professional. He set himself to the task and worked at getting the final product above and beyond our expectations. He really takes pride in his work, and really aims to please. I would happily give my recommendation to use FiveUp for your website and development needs.
One of the most impactful ways eCommerce agencies support growth is by curating bespoke roadmaps according to their objectives and store size.
These firms study customer behavior, understand what a good shopping experience entails, can easily identify emerging trends, and adjust campaigns in real time.
One of the greatest challenge eCommerce businesses face are high cart abandonment rates. The average mobile cart abandonment rate in 2025 was 76.9%.
So, if performance data indicates that mobile users abandon carts at a higher rate than anticipated, eCommerce providers can optimize the mobile checkout and implement faster payment integrations.
ECommerce agencies can also help businesses expand their online sales by setting up and managing marketplace accounts, social commerce integrations, and omnichannel marketing.
These tactics are twofold beneficial: they diversify revenue streams and nurture resilience against market fluctuations.
Also, considering that the probability of selling to an existing customer is 60% to 70%, compared to just 5% to 20% for a new prospect, nurturing customer loyalty remains crucial for cost efficiency.
In that regard, eCommerce companies can propel businesses’ customer retention strategies through personalized email campaigns, loyalty programs, and customer experience optimization to make sure buyers keep coming back.
Yes, eCommerce companies offer audit services through which they analyze your current tech stack, performance metrics, site navigation, and user experience (UX) to provide an informed recommendation.
If your issues are purely visual or related to user flow, a simple design/functionality revamp will likely be sufficient.
If your issues are structural, security-related, or limiting your growth, a migration is likely required.
These audits are intended to identify friction points in the customer journey and bottlenecks causing high cart abandonment.
The technical assessment covers analysis of page load speeds, server response times, mobile optimization, code quality, outdates components, and security vulnerabilities.
Notably, if your backend functionality still meets your business needs, but the design is outdated, not converting well, the navigation is hard, or the features are on the older side, a re-design or front-end update will likely be the suggestion.
But, if the site crashes during peak traffic, cannot handle increased product/order volume, and the current platform cannot connect with third-party tools (ERP, CRM) or lacks essential, modern features, a platform migration will be recommended.
Overall, eCommerce agencies can calculate the total cost of ownership (TCO) and compare the costs of fixing your current, outdated system versus the investment in migrating to a new eCommerce platform.
When choosing between eCommerce companies, it’s important to take into consideration the following:
We compiled a list of eCommerce companies across different price points to help you find a vendor that’s within your spending expectations.
| High budget: $50,000+ |
|
| Low budget: $25,000 to $50,000 |
|
You can try our directory’s handy filters that narrow down agencies by hourly rate, service type, reviews, location, team size, and more.
Before signing a contract with an eCommerce agency, consider asking some of the following questions to determine the candidate’s fit:
Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding eCommerce companies. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.
Learn more about DesignRush Agency Ranking Methodology.
DesignRush sustains a directory of over 40,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:
Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.
ECommerce companies offer development and design services that cover the entire digital commerce ecosystem. Primarily, they ideate, design, build, maintain, and optimize web sites for Shopify, Magento, WooCommerce, BigCommerce, and custom platforms.
Their core eCommerce portfolio is often complemented by digital marketing services such as search engine optimization (SEO), pay-per-click (PPC), content marketing, and conversion rate optimization (CRO), to name a few. Other key services include performance tracking, audience research, product listing optimizing, inventory management, sponsored ad management, and online marketplace management for Amazon, eBay, and Etsy.
ECommerce web development costs from $5,000 to $20,000+, with the platform choice and development complexity accounting for the biggest fraction of the cost. Namely, the platform determines how much of the work is handled out of the box and how much of custom development eCommerce providers will need to do. Businesses can choose between DIY website builders, platform-based builds with customizations, and bespoke builds.
Of the three, platform-based builds with agency customizations are the preferred choice among businesses, wherein the cost is affected by the design of the storefront, the UX flows, the checkout and cart customization requirements, the product catalog structure, and the additional integrations pertaining to payment, shipping, and inventory. Here’s what to expect:
For bespoke and enterprise builds, the price can exceed $50,000 for the combined development effort.
On average, eCommerce agencies need between 4 and 7 months to build a fully-functioning, responsive eCommerce site. The work is divided into design, wireframing, web development, and marketing preparations. Here’s how long each phase entails:
Yes, the majority of eCommerce development projects come with additional costs for hosting, domain fees, premium themes or plugins, payment gateway fees, and third-party app integrations. In addition to the base fee for the B2C/B2B eCommerce agency, businesses also need to budget for maintenance, security updates, content uploads, inventory setup, and performance optimization.
While benefits related to inventory visibility and automated order processing can be seen almost immediately, considerable return on investment (ROI) can be experienced within 6 to 9 months after working with eCommerce companies. The value comes in the form of reduced manual order processing, better stock accuracy, faster order fulfillment, lower administrative overhead, and better customer service.
ProposalsFor your project
Specify your budget, timeline and project requirements
Our experts curate a list of up to 5 most qualified candidate agencies
We connect you with them so you can choose the most suitable partner
