Southern California Fulfillment Center
3PL Fulfillment Center for Southern California Brands
- 30+ Years in Fulfillment
- Omnichannel Specialists
- Facility Tours Available
- 4.4 Stars on Google
At River Plate, we’re proud to serve brands across Southern California and the greater California area from our West Coast Fulfillment Center. Our team works hard to move products quickly and reliably, no matter the size of your business.
We handle every order carefully, using smart systems and hands-on experience to keep your customers happy and your operations stress-free. You’ll always know where your inventory stands at the Southern California Fulfillment Center, what’s being shipped out and how your customers are being served.
We may not be right next door, but we work like we are: easy to reach, easy to trust and focused on your brand.
Efficient, Flexible, and Reliable Solutions for Your Growing Business
Strategic Southern California Location
Our Southern California Fulfillment Center is perfectly positioned near major transportation hubs, which also ensures faster delivery times and reduced shipping costs across the Western U.S.
Comprehensive Fulfillment Services
From inventory management and order fulfillment to returns processing, our advanced facilities handle all aspects of your logistics with precision and care.
Scalable Fulfillment Solutions
Whether you’re scaling a startup or managing a growing enterprise, our fulfillment solutions adapt to meet your needs and help your business thrive.
About Our Southern California Fulfillment Center Service
Running a product business isn’t easy. Managing inventory, meeting delivery deadlines, and keeping customers happy can quickly become overwhelming. That’s where our Southern California Fulfillment Center steps in to simplify your logistics and give you peace of mind.
Located near major Southern California transportation hubs, which include ports and highways, our facility reduces shipping times and lowers costs. For businesses targeting Southern California customers, this means faster deliveries and better customer satisfaction.
We offer a full range of fulfillment services, which include inventory management, order fulfillment, and returns management. Facing seasonal spikes in orders? Our scalable solutions handle fluctuating demand seamlessly, whether you’re fulfilling ecommerce products, apparel, or subscription boxes.
Our goal is to make your fulfillment operations stress-free. We ensure smooth processes by combining advanced logistics technology with personalized customer support, so you can focus on growing your business and enhancing the customer experience.
For online brands, our ecommerce fulfillment services connect your store to our warehouse so orders are picked, packed and shipped the same day they come in before the cutoff.
River Plate Southern California Fulfillment Center Helped Me With Exceptional Support
“Our company has been working with them for years now, and they’re wonderful to work with. Communicative and they always go the extra mile to make sure our orders go through fulfillment seamlessly.”
Erica Kim
Our Fulfillment Process in the Southern California
Efficient order fulfillment starts with a reliable process. At our Southern California fulfillment center, we’ve developed a system to ensure your products move quickly and accurately from our warehouse to your customers.
Step 1
Receiving and Managing Your Inventory
We carefully inspect and organize your inventory when it arrives. Using advanced systems, we log every item for real-time inventory visibility. This reduces errors, prevents stock discrepancies, and keeps your operations running smoothly. Whether you’re managing ecommerce products or subscription box fulfillment, we handle it all with precision.
Step 2
Order Picking, Packing, and Shipping
Each order is picked accurately, packed securely, and prepared for shipping. With our location near key Southern California hubs, we expedite shipping across the region and beyond. This ensures faster shipping times and higher customer satisfaction.
Step 3
Real-Time Tracking and Reporting
We prioritize transparency with real-time updates on orders, inventory, and shipments. These updates keep you informed at every stage, which enables you to monitor progress and respond to customer inquiries with confidence.
Step 4
Returns and Exchanges
Returns come back to the same warehouse that shipped them. We inspect each item, restock what can be resold, set aside anything damaged, and update your inventory so returned units are ready to sell again quickly.
Step 5
Peak Season and Promotions
Before a product launch, holiday rush or big sale, we plan staffing, inventory placement and packaging supplies with you, so order spikes ship on time instead of piling up on the warehouse floor.
Step 6
Account Management and Ongoing Optimization
Fulfillment does not stop once an order ships. Your dedicated account manager reviews shipping costs, order accuracy and turnaround times with you on a regular schedule, then recommends changes that lower carrier rates, improve efficiency and reduce errors as your brand grows.
Why Trust Us With Your Inventory
Proven Expertise in Fulfillment Operations
With over three decades of experience, we have perfected logistics and established ourselves as a leading Southern California 3PL provider. Our team handles complex supply chains with ease, which ensures your products reach customers on time. Whether you’re serving Southern California customers, East Coast clients, or international markets, we deliver reliable solutions every step of the way.
Personalized Support Every Step of the Way
Every business has unique needs, and we’re here to meet yours. Our dedicated client success team works with you to create a custom fulfillment solution. From managing seasonal order spikes to resolving unexpected challenges, we provide the support you need to keep your operations running smoothly.
State-of-the-Art Technology for Precision and Efficiency
Our fulfillment center uses advanced systems to track inventory, ensure order accuracy, and optimize shipping. Real-time updates give you full visibility into stock levels, orders, and shipments. This technology helps prevent errors and ensures your ecommerce fulfillment runs seamlessly.
Strategic Location for Faster Deliveries
Our Southern California Fulfillment Center is strategically located near key hubs and major shipping routes. This location reduces transit times, lowers shipping costs, and ensures timely deliveries across the Western U.S., which, as a result, improves customer satisfaction.
Commitment to Your Success and Customer Satisfaction
Your success is at the core of everything we do. We combine advanced logistics technology, efficient fulfillment services, and personalized customer support to enhance your supply chain and deliver an exceptional customer experience. With River Plate Inc., you gain a fulfillment partner focused on your growth and success.
Ready to Get Started?
About Us
At River Plate Inc., we’ve been transforming the logistics and fulfillment industry for more than 30 years. What began as a small husband-and-wife operation in Los Angeles has grown into a trusted Thousand Oaks fulfillment center and 3PL provider, which serves businesses throughout Ventura County, Southern California, and beyond.
Our success is rooted in listening to our clients, understanding their challenges, and developing solutions that work. From optimizing inventory management for retailers to simplifying logistics for ecommerce and wholesale businesses, we’ve partnered with companies at every stage of their growth.
Today, we leverage decades of experience and advanced technology to offer tailored fulfillment services, efficient warehouse operations, and exceptional customer support. From Thousand Oaks to nationwide markets, we help businesses of all sizes streamline their logistics, ensure timely deliveries, and build lasting success.
Here Are the Integrations We Offer
Ecommerce Platforms
Marketplaces
Order Management System (OMS)
Point of Sale System (POS)
Customer Relationship Management (CRM)
What Clients Have to Say About Our Kitting Services
“The team at River Plates has been a game-changer for our business. Their meticulous attention to detail, quick response times, and personalized service have made a substantial difference in our warehousing and fulfillment operations. After experiencing numerous issues with previous warehouses, the seamless and efficient service from River Plate has been a breath of fresh air. Thanks to their outstanding support, I can now focus more on business growth instead of logistics. I am incredibly thankful to have such a reliable and professional team on my side.”
Irene Rojas Stanbury Stanbury
“The team at River Plate Inc. is always polite and professional. They’ve been incredibly helpful every time I’ve visited, and it’s clear they bring that same dedication to their work.”
Josue Mendez
What You Get When You Work With Our Southern California Fulfillment Center
Here is what you get when working with the best Southern California e-commerce fulfillment company.
Fast and Accurate Order Fulfillment
At our Southern California fulfillment center, we process orders quickly while double-checking every detail. From single items to bulk shipments, we ensure your orders are accurate and delivered on time to keep customers happy.
Real-Time Inventory Management
Take control with real-time inventory tracking. Our advanced warehouse management system gives you instant updates, so you always know what’s in stock. This helps prevent overselling, avoids backorders, and keeps your operations running smoothly.
Strategic Warehouse Locations
Well-placed warehouses make deliveries faster. Our Southern California fulfillment center reduces shipping times and costs, giving your customers quicker access to their orders. This improves your competitiveness and boosts customer satisfaction.
Scalable Solutions for Growth
Whether you’re gearing up for a seasonal rush or managing consistent growth, our flexible fulfillment solutions scale to match your needs. We support businesses of all sizes, from startups to established ecommerce platforms, which saves you time and resources.
Cost-Efficient Shipping
Shipping doesn’t have to break the bank. Our optimized logistics network reduces costs without compromising speed. We work with top carriers to provide competitive rates and reliable shipping options, which ensures a better bottom line for your business.
Tour Our Southern California Fulfillment Center
Choosing a 3PL is a big decision, so we invite brands to see our Simi Valley warehouse in person. Walk the floor, meet the team who will handle your orders, and see exactly how your inventory will be received, stored and shipped.
- Walk through receiving, storage and pick-and-pack
- See our kitting, assembly and Amazon FBA prep areas
- Get a walkthrough of our WMS and client portal
- Meet your account team and talk through your needs
Tours are by appointment at 2950 Madera Rd., Simi Valley, CA 93065.

Southern California Counties We Serve
From our Simi Valley warehouse, we fulfill orders for brands in every Southern California county, from San Luis Obispo to San Diego and Imperial.
Ventura County
Our warehouse headquarters11 cities
- Ventura
- Oxnard
- Camarillo
- Thousand Oaks
- Moorpark
- Simi Valley
- Newbury Park
- Santa Paula
- Port Hueneme
- Fillmore
- Ojai
Los Angeles County
30 cities
- Los Angeles
- Burbank
- Chatsworth
- Northridge
- Santa Clarita
- Valencia
- City of Commerce
- Long Beach
- Pasadena
- Glendale
- Torrance
- Santa Monica
- Van Nuys
- Sun Valley
- Calabasas
- Agoura Hills
- Westlake Village
- Carson
- Compton
- El Segundo
- Gardena
- Vernon
- City of Industry
- Downey
- Whittier
- West Covina
- Pomona
- Inglewood
- Lancaster
- Palmdale
Orange County
16 cities
- Anaheim
- Irvine
- Santa Ana
- Huntington Beach
- Costa Mesa
- Fullerton
- Orange
- Garden Grove
- Newport Beach
- Tustin
- Buena Park
- Lake Forest
- Mission Viejo
- Laguna Niguel
- Yorba Linda
- Brea
San Diego County
14 cities
- San Diego
- Chula Vista
- Oceanside
- Escondido
- Carlsbad
- El Cajon
- Vista
- San Marcos
- Encinitas
- National City
- La Mesa
- Santee
- Poway
- Otay Mesa
Riverside County
15 cities
- Riverside
- Corona
- Moreno Valley
- Temecula
- Murrieta
- Jurupa Valley
- Eastvale
- Menifee
- Perris
- Lake Elsinore
- Hemet
- Beaumont
- Palm Springs
- Palm Desert
- Indio
San Bernardino County
15 cities
- San Bernardino
- Ontario
- Fontana
- Rancho Cucamonga
- Chino
- Chino Hills
- Rialto
- Redlands
- Upland
- Montclair
- Colton
- Victorville
- Hesperia
- Apple Valley
- Barstow
Santa Barbara County
8 cities
- Santa Barbara
- Santa Maria
- Goleta
- Lompoc
- Carpinteria
- Buellton
- Solvang
- Guadalupe
San Luis Obispo County
7 cities
- San Luis Obispo
- Paso Robles
- Atascadero
- Arroyo Grande
- Pismo Beach
- Grover Beach
- Morro Bay
Kern County
9 cities
- Bakersfield
- Delano
- Shafter
- Wasco
- Tehachapi
- Ridgecrest
- Arvin
- McFarland
- California City
Imperial County
7 cities
- El Centro
- Calexico
- Brawley
- Imperial
- Holtville
- Calipatria
- Westmorland
Cities in red have their own fulfillment page. Don’t see your city? We ship anywhere in Southern California and beyond.
Frequently Asked Questions
What services does your Southern California Fulfillment Center offer?
Our Southern California Fulfillment Center provides a full range of services, which include inventory management, order processing, picking and packing, shipping, returns management, and kitting. We also specialize in customized solutions for ecommerce fulfillment, wholesale, and B2B operations to meet the unique needs of your business.
How does the strategic location of your Southern California center benefit my business?
Our center is strategically located near key Southern California transportation hubs, which include major ports and shipping routes. This reduces transit times, lowers shipping costs, and gives you faster access to Southern California markets, which also improves customer satisfaction and delivery efficiency.
Can you handle large volumes of orders during peak seasons?
Yes, our scalable solutions are designed to handle seasonal spikes and fluctuating demand. With advanced systems and efficient processes, we can quickly adapt to increased order volumes while maintaining accuracy and timeliness.
Do you offer real-time inventory tracking?
Our Warehouse Management System (WMS) provides real-time updates on inventory levels, orders, and shipments. This ensures full visibility and control, which allows you to make informed decisions and keep your customers happy.
How do you ensure order accuracy and efficiency?
We use a combination of automated technology, rigorous quality checks, and experienced staff to maintain high levels of accuracy. Each order is carefully picked, packed, and verified before shipping, which minimizes errors and improves overall efficiency.
What types of businesses can benefit from your Southern California Fulfillment Center?
Our Southern California fulfillment center supports a wide range of industries and businesses. Common industries we serve include:
- Apparel
- Cosmetics
- Supplements
- Footwear
- Tanning products
- B2B retail
- Toy
- Automotive parts
- Nail care
- Medical supplies
- Fitness equipment
- Furniture
- Home goods
- CPG
- Book
- Outdoor equipment
- Jewelry
- Luxury goods
- Pet supplies
- Consumer electronics
- Skin care
Can your Southern California center support omnichannel fulfillment?
Yes, we specialize in omnichannel fulfillment and manage orders across ecommerce platforms, wholesale channels, and physical stores. Our integration capabilities ensure accurate inventory tracking and seamless order processing for all your sales channels.
What is your approach to cost-efficient shipping?
We analyze carriers, shipping methods, and packaging options to find the most cost-effective solutions for your business. We reduce shipping costs while ensuring fast, reliable deliveries simply by leveraging our West Coast location and strong logistics partnerships.
Do you offer customization options like kitting and assembly?
Yes, we provide flexible kitting and assembly services for bundling products, creating custom kits, and preparing subscription boxes. Every package is carefully assembled to meet your specific requirements and enhance the customer experience.
How does your Southern California Fulfillment Center handle returns?
We offer a streamlined returns process that includes receiving, inspecting, and restocking products. Our system processes returns quickly and accurately, which minimizes inventory disruptions and keeps customers happy.
Why should I choose River Plate’s Southern California Fulfillment Center over others?
With over 30 years of experience, a strategic Southern California location, and advanced technology, we deliver reliable, scalable logistics solutions. Our tailored services, dedicated customer support, and proven expertise make us a trusted partner for businesses looking to optimize fulfillment and grow.