Omnichannel Fulfillment Services
Seamless, Scalable, and Cost-Effective Fulfillment for Amazon Sellers
- Integrated Amazon multi-channel fulfillment (MCF) – Streamline order fulfillment across Amazon, Walmart Marketplace, and other online marketplaces while maintaining inventory visibility.
- Optimized order processing for faster delivery – Leverage Amazon logistics and fulfillment centers to ensure quick, accurate, and cost-effective shipping for every customer demand.
- Flexible fulfillment options to maximize growth – Our omnichannel fulfillment solution adapts to your business model regardless of whether using FBA inventory or managing B2B fulfillment.

About Our Amazon Omnichannel Fulfillment Service
Selling across multiple platforms can be complicated, but it doesn’t have to be. Our Amazon Multi-Channel Fulfillment (MCF) service ensures a smooth order fulfillment process whether you’re selling on the Amazon Marketplace, your own website, or other online marketplaces. We help Amazon sellers manage inventory, reduce fulfillment costs, and improve efficiency with a streamlined omnichannel fulfillment strategy.
With access to a fulfillment center optimized for multi-channel fulfillment, your business can scale effortlessly. We handle retail distribution, offer flexible fulfillment options, and provide real-time inventory visibility to prevent overselling. We ensure seamless integration with Amazon Prime, Walmart Marketplace, and beyond regardless of whether you use FBA inventory or need a multi-channel fulfillment MCF solution.
From fulfillment operation management to successful omnichannel fulfillment, our team helps you stay ahead. If you’re looking for a cost-effective and scalable fulfillment option, we’re here to help.
River Plate Helped Me Feel Supported Every Step of the Way
“River Plate, Inc. is an amazing company with excellent communication and customer service. We’ve been with them for a few years now, and we are very thankful for the service we receive. Yolanda, Leo, and the rest of the team go above and beyond for their clients, and I really appreciate that.” – Frances Fregoso
Our Amazon Omnichannel Fulfillment Process
Managing multi-channel fulfillment requires precision, speed, and seamless coordination. Our Amazon Omnichannel Fulfillment process is designed to optimize every step, ensuring efficient inventory visibility, smooth order fulfillment, and cost-effective logistics across all sales channels.
Step 1 – Inventory Integration and Syncing
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Step 2 – Order Routing and Channel CoordinationOrders are automatically assigned to the best fulfillment method—Amazon FBA, FBM, or Walmart Fulfillment Service—based on cost, delivery speed, and customer demand. Our system prioritizes efficiency and keeps operations running smoothly. |
Step 3 – Picking, Packing, and Labeling
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Step 4 – Amazon FBA and FBM Order ProcessingFor Amazon sellers, we process Fulfilled by Amazon (FBA) and Fulfilled by Merchant (FBM) orders with precision. We optimize fulfillment costs by managing storage, packaging, and last-mile delivery while keeping your fulfillment operation running efficiently. |
Step 5 – Multi-Channel Shipping and Carrier OptimizationWe leverage strategic shipping partnerships to minimize costs and maximize speed. Our carrier optimization strategies ensure successful omnichannel fulfillment, helping you offer fast, affordable shipping on every buy online transaction. |
Step 6 – Returns Management and RestockingHandling customer returns can be a challenge, but we streamline the process with fast restocking, quality checks, and inventory management updates. Customers can initiate returns through our WMS or a custom RMA process that integrates with their marketplace or cart application. Whether it’s an Amazon fulfillment center return or a Walmart marketplace order, we process refunds and replacements efficiently. |
Step 7 – Performance Tracking and Continuous OptimizationWe track fulfillment performance, monitor shipping efficiency, and analyze customer demand trends. We help businesses reduce costs, improve delivery speed, and enhance the overall customer experience by continuously optimizing our omnichannel fulfillment strategy. |
Why Trust Us With Your Amazon Omnichannel Fulfillment?
Here is why you should trust us with your Amazon omnichannel fulfillment.
– Decades of Expertise in Amazon Fulfillment
Navigating Amazon’s fulfillment ecosystem can be complex, but with decades of experience, we’ve mastered the process. From FBA inventory management to FBM order fulfillment, we handle every detail to ensure your operations run smoothly.
– Personalized and Scalable Solutions for Every Seller
No two businesses are the same, and neither are their fulfillment needs. Whether you’re a small retailer looking to expand or a high-volume Amazon seller, our fulfillment solutions scale with your growth while keeping costs under control.
– Seamless Integration with Amazon and Beyond
Our system syncs directly with Amazon Multi-Channel Fulfillment (MCF) and other platforms, which ensures accurate inventory visibility and order updates across Amazon Marketplace, Walmart Marketplace, and other online marketplaces.
– Dedicated Support for Multi-Channel Success
Selling across multiple platforms requires a fulfillment partner who understands the complexities of omnichannel retail. Our dedicated team helps you optimize fulfillment costs, streamline logistics, and meet customer demand across all sales channels.
– Reliable, Fast, and Cost-Effective Fulfillment
Speed matters in Amazon fulfillment. We optimize storage, packing, and multi-channel fulfillment to reduce delays and lower shipping costs. With a fulfillment operation built for efficiency, you get reliable service that keeps customers satisfied and your business running smoothly.
About Us

River Plate Inc. has been a leader in Amazon omnichannel fulfillment since 1992. What began as a small family-run logistics company in Los Angeles has grown into a trusted 3PL provider, that specializes in seamless fulfillment for Amazon sellers and multi-channel retailers. With over 30 years of experience, we’ve adapted to the fast-changing ecommerce landscape and helped businesses optimize their fulfillment strategies.
Our goal is to simplify fulfillment across Amazon FBA, FBM, and multi-channel sales. We provide end-to-end solutions, from warehouse management to value-added services like labeling and kitting. Our technology-driven approach integrates seamlessly with Amazon’s systems, which ensures efficient inventory management, fast order processing, and reliable shipping.
At River Plate, we don’t just handle logistics. We become a trusted fulfillment partner. We’re here to help you streamline operations and maximize efficiency regardless of whether you’re scaling your Amazon business or managing multiple sales channels.
Here Are the Integrations We Offer

We connect seamlessly with BigCommerce and streamline your fulfillment processes for faster and more efficient order management.

Our integration with CS-Cart ensures smooth handling of inventory and shipping for a hassle-free ecommerce experience.

We integrate with Magento and Magento2 and simplify complex order management and enhance your fulfillment efficiency.

Our OpenCart integration helps you automate order processing and keep your customers satisfied with timely deliveries.

We work with PrestaShop to optimize your inventory management and improve shipping workflows.

Our Shopify integration delivers a seamless experience and syncs your store with our advanced fulfillment solutions.

We streamline Squarespace fulfillment by automating inventory and shipping, which ensures timely delivery for your customers.

Our Volusion integration simplifies your logistics, from inventory tracking to shipping updates.

We connect with Wix to help you manage your ecommerce operations more efficiently, from orders to deliveries.

Our WooCommerce integration ensures accurate inventory management and on-time order fulfillment.

We integrate with Yahoo stores to streamline shipping and keep your operations running smoothly.

Our Zoey integration helps automate your order fulfillment and enhance customer satisfaction.

We integrate with Amazon to provide seamless order fulfillment and inventory management for your Amazon store.

Our Amazon Direct Fulfillment integration ensures smooth processing and timely shipments directly to your customers.

We handle Amazon FBA Restock seamlessly, which ensures your inventory stays optimized and ready for fulfillment.

Our ChannelAdvisor integration helps centralize your marketplace operations for streamlined inventory and order management.

We connect with eBay to automate fulfillment, which helps you process and ship orders quickly.

Our Etsy integration ensures accurate inventory tracking and efficient shipping for handmade and unique items.

We streamline fulfillment for Faire orders, which helps your wholesale customers receive their shipments on time.

We work with Goldbelly to manage fulfillment, which ensures your specialty food products arrive fresh and on schedule.

Our Groupon Goods integration simplifies bulk order processing and improves delivery efficiency.

We support Houzz fulfillment by managing inventory and shipping for home and decor retailers.

Our OnBuy integration ensures smooth order handling and reliable delivery for your marketplace sales.

We optimize Overstock (Oasis) fulfillment, from inventory management to timely shipping.

We integrate with Walmart to manage orders, reduce fulfillment times, and enhance customer satisfaction.
Our Wayfair integration ensures accurate inventory tracking and efficient delivery for home and furniture products.

We streamline Wish fulfillment and help you manage orders and deliver products to customers quickly and efficiently.

We integrate with AIMS360 to streamline order processing and inventory management for fashion and apparel businesses.

We connect with ApparelMagic to provide seamless inventory tracking and order fulfillment for the fashion industry.

Our Centra integration helps centralize ecommerce operations, which ensures efficient order processing and inventory updates.

We integrate with Dear Systems to offer real-time inventory tracking and streamlined order management for your business.

Our Extensiv 3PL Warehouse Manager integration optimizes warehouse operations and ensures fast and accurate order fulfillment.

We work with Extensiv Order Manager to synchronize orders across channels, which improves efficiency and reduces errors.

Our Linnworks integration automates order fulfillment and inventory updates across multiple marketplaces.

We integrate with NetSuite to offer a complete solution for managing orders, inventory, and fulfillment in one platform.

Our Orderbot integration simplifies order processing, which ensures accurate inventory tracking and timely deliveries.

We work with PulseCommerce to automate order fulfillment, improve inventory accuracy, and enhance customer satisfaction.

Our integration with Radial ensures seamless management of inventory, orders, and shipping for omnichannel businesses.

We connect with SPS Commerce to streamline electronic data interchange (EDI) for accurate order and inventory processing.

Our Tradefull integration centralizes your operations and simplifies fulfillment and inventory management across platforms.

We partner with TrueCommerce to provide seamless EDI and order management solutions, which ensures accuracy and efficiency.

Our Uniware Clearconnect integration improves inventory synchronization and automates order fulfillment for smooth operations.

Our Vin eRetail integration helps you manage orders, inventory, and fulfillment seamlessly across multiple sales channels.

We partner with Ware2Go to provide scalable, fast, and reliable fulfillment solutions tailored to your business needs.

Our Lightspeed Retail integration connects your in-store and online sales, which ensures accurate inventory and efficient order processing.

We streamline your Lightspeed X-Series (Vend) operations by syncing inventory and automating order fulfillment across channels.

Our Keap integration helps you manage customer data and streamline order fulfillment, which creates a seamless customer experience.

We integrate with Salesforce to synchronize customer data and improve fulfillment workflows for better business insights.
What Clients Have to Say About our Amazon Omnichannel Fulfillment Services
Dependable and Reliable |
“I very much enjoy my professional relationship with Riverplate Inc. They are a dependable partner that provides warehousing, pallet setup, and distribution services. The rates are competitive and the services are timely, accurate, and reliable. They show an interest in my business and consistently provide insights and assistance. I highly recommend Riverplate.” – Matt Friedland |
Exceptional Accuracy |
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Flexible and Innovative |
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What You Get When You Work With Our Amazon Omnichannel Fulfillment Service
Here is what you get when you work with our Amazon omnichannel fulfillment service.
– Effortless Order Management Across Channels
Managing sales across Amazon Marketplace, Walmart Marketplace, and other online platforms can get overwhelming. Our multi-channel fulfillment system syncs orders seamlessly and ensures accurate processing and fulfillment across all your sales channels.
– Optimized Fulfillment for Faster Deliveries
Speed is key in Amazon fulfillment. We use Amazon Multi-Channel Fulfillment (MCF) and carrier optimization strategies to get orders out fast, which helps you meet Amazon Prime delivery expectations while keeping shipping costs low.
– Smart Inventory Allocation and Demand Forecasting
Avoid stockouts and overselling with real-time inventory visibility. Our system tracks trends, allocates stock efficiently, and forecasts demand to keep your fulfillment operation running smoothly across Amazon fulfillment centers and beyond.
– Advanced Returns Processing to Protect Profit Margins
Returns can cut into profits if not handled properly. Our returns management system ensures fast inspections, restocking, and resale opportunities while identifying trends to reduce future return rates.
– Flexible Fulfillment Options to Match Your Business Model
We offer fulfillment options that adapt to your needs regardless of whether you use Amazon FBA, FBM, or a hybrid approach. Our solutions support retail distribution, direct-to-customer shipping, and omnichannel fulfillment strategies for maximum flexibility.
Additional Services
Wholesale / B2B / Retail Fulfillment
We simplify complex supply chain requirements for wholesale, B2B, and retail operations. From managing routing guides to preparing palletized shipments, we handle it all to keep your operations running smoothly.
Parcel Optimization
Reduce shipping costs and boost efficiency with our parcel optimization services. We evaluate packaging, carriers, and rates to find the best solutions for your business.
From subscription boxes to product bundles, our kitting and assembly services deliver precision and speed. We handle custom orders so you can focus on sales.
Value Added Services
We enhance your supply chain with tailored services like labeling, quality checks, and custom packaging. These solutions improve product presentation and customer satisfaction.
Warehousing
Our secure, strategically located warehouses offer flexible storage options and real-time visibility. Keep your inventory organized and ready to ship.
Manage orders from multiple sales channels with ease. We ensure accurate, timely fulfillment across ecommerce, retail, and wholesale platforms.
Cross-Docking Services
Speed up your supply chain with cross-docking solutions. We minimize storage time by transferring goods directly from inbound to outbound shipments.
Amazon FBA Prep and FBM
Our kitting services create ready-to-ship packages by combining multiple items into accurate, well-prepared bundles. Each kit is carefully assembled to meet your requirements.
Returns Management
We simplify returns with a streamlined process for receiving, inspecting, and restocking products. Improve customer satisfaction while keeping costs under control.
Freight Logistics
From domestic to international shipping, we provide cost-effective freight solutions. Our network ensures reliable transportation for shipments of any size.
Ecommerce Fulfillment Services
Fast, accurate fulfillment is key to success. From managing inventory to shipping orders, we’ve got you covered. Our advanced systems and strategic locations help you scale seamlessly.
Inventory Management
Get real-time insights into your inventory with our advanced Warehouse Management System (WMS). Reduce errors, optimize stock, and make smarter decisions.
Frequently Asked Questions
We reduce fulfillment costs by leveraging bulk shipping rates, optimizing warehouse space, and streamlining inventory distribution. Our approach minimizes storage fees and improves order processing efficiency, which ensures cost-effective fulfillment across multiple sales channels.
MCF is available to Amazon sellers with active FBA inventory, but product category restrictions and size limitations may apply. We help sellers determine eligibility and optimize inventory for seamless multi-channel fulfillment.
Yes, we support branded packaging, custom inserts, and personalized labels for non-Amazon orders. This ensures brand consistency across all marketplaces, which helps you create a unified shopping experience.
We follow Amazon’s strict guidelines for packaging, labeling, and shipping to ensure compliance and prevent delays. Our team monitors order accuracy and fulfillment speed to help protect your seller account from penalties.
Yes, we provide cross-border fulfillment solutions for sellers looking to expand globally. Our international shipping services help you reach new markets while managing customs compliance and logistics.
We offer inventory forecasting and automated restocking to help prevent stockouts. If an item runs low, we coordinate restocks quickly to keep your listings active and minimize missed sales.
Yes, we provide SLAs for fulfillment speed, accuracy, and shipping reliability. Our goal is to ensure same-day or next-day processing for most orders, which keeps your customers satisfied.
We offer a structured returns management process that includes inspection, restocking, and refund processing. Whether handling Amazon FBA returns or direct-to-customer refunds, we ensure fast and efficient resolution.