Best B2B eCommerce Platforms for Klaviyo

Red Technology is a UK-based ecommerce solutions provider and the developer of tradeit™, a cloud-hosted PaaS platform designed for complex B2B, retail, DTC and international commerce. Built for flexibility and scalability, tradeit™ enables organisations to launch new channels, replatform legacy systems and expand globally without compromise. Mid-market and enterprise businesses across manufacturing, distribution, retail and services use tradeit™ to manage multiple brands, regions and customer types in a single platform. Its mobile-first design ensures a seamless customer experience, while deep ERP and CRM integrations connect front-end and back-office operations. Core features include: Multi-site & multi-channel management from a single admin. Advanced B2B & B2C capabilities such as customer-specific pricing, catalogues and workflows. International commerce tools covering currencies, languages, taxation and fulfilment. Integrated CMS, PIM and marketing tools for promotions, loyalty schemes, subscriptions and email. Unified order and customer management with streamlined checkout, shipping and account services. The tradeit™ Mobile Application extends the platform with a branded, native-quality shopping experience for iOS and Android, deployed quickly via API. Rich in functionality, tradeit™ reduces reliance on third-party plug-ins, delivering greater stability, speed and scalability. Trusted by organisations with complex requirements, Red Technology helps clients drive conversions, strengthen mobile performance and achieve sustainable ecommerce growth.

Zoey is a B2B ecommerce and wholesale ordering platform purpose-built for distributors and manufacturers. Buyers get a fully branded self-service portal with account-specific catalogs, customer-level pricing, reorder from history, and invoice management. No phone calls, no emails, no manual processing required on your end. The portal is built and managed with a no-code drag-and-drop editor. No developers or agency partners needed. Your team controls the buyer experience, catalog visibility, pricing rules, and account access without writing a line of code. Inside sales teams and customer service reps handle quotes, approvals, and order entry from a web dashboard without switching tools. When customers call or email, orders are created in seconds on their behalf. Field reps, delivery drivers, and trade show teams write orders from a native mobile app that works without internet and syncs automatically when back online. The app supports barcode scanning, quick order entry, and AI ingestion that converts PDFs and photos into order drafts without manual re-entry. Built-in CRM, order management, quoting, and invoicing replace third-party tools. Native integrations include NetSuite, QuickBooks Online, and ShipStation. A data mapper connects to any ERP or back-office system without custom development. A full REST API is available for additional integrations. Onboarding is instructor-led. Businesses go live without hiring developers or agency partners. Distributors use Zoey to cut manual order entry, scale without adding headcount, and sync to existing back-office systems without disrupting current operations.

Shopify is a comprehensive commerce platform designed for entrepreneurs and enterprises to launch and grow their retail businesses with ease. Users can build fully customized online stores or use pre-built themes, manage inventory, track orders, and accept payments both online and offline through Shopify POS. The platform provides powerful marketing tools like social media integrations, email marketing, and customer insights to boost sales and loyalty. Shopify also enables global selling with localized storefronts, flexible payment options, and efficient shipping solutions. Developers benefit from extensive APIs and tools to create custom apps, themes, and storefronts tailored to unique business needs. Shopify’s checkout experience converts shoppers 15% better than other platforms and supports millions of daily transactions with low latency. Regular feature updates through Shopify Editions keep merchants at the forefront of e-commerce innovation. Overall, Shopify empowers merchants to sell anywhere, anytime, with a trusted and scalable platform.

WeSupply Labs assists merchants in providing the best customer experience after selling online. They offer integrated services that ensure a smooth experience for end-users. Summary of Features: Notifications proactive about delivery status Tracking Packages RMA & Returns Store Locator with complete SEO schemas and Social Integration Pickup & Curbside in Store for Ecommerce, ERP, and POS Connectivity Based on historical processing and delivery, the Delivery Estimate Algorithm Survey on Customer Satisfaction Score and Net Promoter Score Analytics & Statistics for data-driven decisions Branded Tracking Page to provide a premium self-service tracking experience Integrations Magento 2 - Complete integration from Order Tracking to Returns, Store Pickup and Store Pickup Shopify - Complete integration with Order Tracking and Returns BigCommerce - Integration from Zapier App Order Tracking Celigo - Netsuite – Full integration via Celigo

You can personalize your eCommerce website by choosing a theme and specific features. PrestaShop is a platform that allows ambitious entrepreneurs and companies the ability to create and manage their own eCommerce sites. Our open-source software connects a global community. PrestaShop is the most popular open-source eCommerce solution in Europe, Latin America and Latin America. It has nearly 300,000 users. PrestaShop is a key partner in digitalization of commerce. It aims to be the leading open-source eCommerce platform for the growth and development of businesses worldwide by leveraging its values, audacity. proximity. tenacity. and engagement. PrestaShop Essentials is a suite of modules that provides secure payment solutions worldwide, performance analysis, web marketing and web marketing. PrestaShop Platform, PrestaShop's hosting offer, allows companies to easily scale up their business.

QuickBooks Commerce (formerly TradeGecko), is a powerful inventory and order management program, designed for multichannel brands as well as wholesalers. It automates omnichannel operations, increasing efficiency and profitability. Customers can set up customized price lists and catalogs, place wholesale orders and receive payment quicker using QuickBooks Commerce Payments. Integrations with Shopify and WooCommerce are seamless. Customers can automate repetitive, time-consuming workflows. This allows them to take control over complex processes and optimize order management workflows, shipping and logistics with supply chains automation. Other features include demand forecasting, intelligence, and a mobile application for iPhone and iPad. Sell. Ship. Grow. QuickBooks Commerce allows you to manage your wholesale and multi-channel business from one place.

Open-source e-commerce platform that supports multi-currency and multi-language global brands. Available free of charge with a web storefront or PWA.

Every business-to-business company should implement an eCommerce solution to boost sales and enhance profitability. You can set up your dealer or customer portal for self-service ordering in under two weeks, significantly reducing both time and expenses. This efficient customer portal is designed for B2B clients, allowing them to place orders conveniently at agreed-upon prices from any location. While meeting with clients, your sales representatives can effortlessly take orders online using their mobile devices and check inventory levels in real-time. Additionally, they can generate digital quotes, ensuring complete visibility throughout the sales process. This level of transparency enables your team to close more deals effectively. Moreover, your customer support and field service teams will be able to respond swiftly and resolve issues efficiently, further enhancing customer satisfaction and loyalty. Establishing such a system not only streamlines operations but also fosters better relationships with your clients.

Challenge the norms of commerce. The top brands across the globe refuse to compromise with cumbersome software; instead, they opt for Shopify Plus. Join the ranks of the fastest expanding brands worldwide. So far, Shopify merchants have achieved over $155 billion in sales globally. Provide your customers with the exceptional experiences they demand, at every touchpoint. Embrace retail without limitations, recognizing that your customers do not distinguish between online and offline shopping. Your platform should reflect that seamless integration. Offer tailored customer experiences while managing global storefronts effortlessly. Benefit from endless extensibility, integrations, and personalization possibilities available through Shopify apps and partners. Experience a swift and customizable checkout process, alongside the ability to create custom automations using tools like Shopify Flow, Launchpad, and Scripts, ensuring every transaction is as efficient as possible. With Shopify Plus, you can redefine the way commerce is conducted.

Shopamine serves as a comprehensive, cloud-based platform for e-commerce and website creation, allowing B2B, B2C, and multi-seller marketplaces to get started without any coding knowledge. Users can swiftly set up online stores in just a few minutes by utilizing a single customizable template that boasts over 750 adjustable settings. Additionally, its integrated CMS, PIM, and rules engine enable AI-enhanced personalization of storefronts tailored to user types, geographical locations, times, and devices. The platform accommodates multi-language domains, offers real-time checkout integrations such as credit card and PayPal options, automates shipping costs, manages tax calculations (including EU VAT), and provides daily data backups. Furthermore, it effortlessly integrates with ERPs, supplier inventories, various marketplaces, and payment gateways like Stripe and PayPal, as well as marketing tools such as Klaviyo and Mailchimp through open APIs or Zapier. Not only can you create a standard online store, but you can also transform it into a multi-seller marketplace, thereby enriching your customers' shopping experience with a wide variety of products from numerous vendors. This versatility ensures that Shopamine meets the diverse needs of modern e-commerce businesses efficiently.

A modern platform specifically designed for multi-vendor eCommerce allows you to quickly launch and scale your marketplace. The marketplace model is 10% more effective than ecommerce competitors. A marketplace also saw a 34% increase in traffic to their site. Marketplace companies enjoy growth because they are asset-light, have more SKUs available, and have a wider customer reach. Nautical makes it easy to sign up for your marketplace using native self-service tools. Vendors can import products from their existing platforms and catalogs using integrations and APIs. Nautical allows each vendor to have their own account, including their product catalog and orders. They can manage their orders in any system they prefer.