What Does a 3PL Company Do? Roles and Responsibilities in Logistics

A 3PL (third-party logistics) company manages logistics operations such as warehousing, inventory management, order fulfillment, and shipping for businesses that outsource supply chain functions.

Logistics is one of the most complex operational challenges for growing companies. Managing warehouses, processing orders, coordinating shipping carriers, and maintaining inventory accuracy requires specialized infrastructure and expertise.

This is where third-party logistics providers (3PLs) play a critical role. A 3PL company allows businesses to outsource logistics operations so they can focus on product development, marketing, and customer growth.

For a broader explanation of logistics outsourcing, read our complete guide to third-party logistics.

What Is a 3PL Company?

A third-party logistics provider is a company that manages logistics operations for another business.

Instead of running their own warehouses or distribution networks, companies partner with a 3PL to handle supply chain execution. 3PL providers typically manage:

• warehouse storage
• order fulfillment
• inventory management
• shipping coordination
• transportation logistics
• product returns

This partnership allows businesses to scale logistics without investing in large operational infrastructure.

Core Responsibilities of a 3PL Provider

Warehousing and Inventory Storage

3PL providers operate distribution centers where inventory is stored before being shipped to customers or retail partners. These facilities are designed to optimize storage, inventory visibility, and order readiness to support efficient supply chain operations. Key warehouse responsibilities include:

• receiving supplier shipments
• inventory organization
• SKU tracking
• storage management
• stock level monitoring

These facilities often use advanced warehouse management systems (WMS) to track inventory in real time.

Order Fulfillment

Order fulfillment is the process of receiving, processing, and preparing customer orders for shipment. Efficient fulfillment enables companies to deliver products quickly, accurately, and reliably helping maintain high levels of customer satisfaction.

The fulfillment workflow typically includes the following steps:

1. Order receipt from an ecommerce platform
2. Picking items from warehouse shelves
3. Packing products securely
4. Generating shipping labels
5. Dispatching orders to carriers

Shipping and Transportation Management

3PL companies also coordinate shipping operations across multiple carrier networks to ensure orders reach customers efficiently. Effective transportation management helps businesses reduce shipping costs, optimize delivery routes, and improve overall delivery speed.

This may involve:

• negotiating carrier rates
• selecting shipping providers
• managing freight shipments
• optimizing delivery routes

3PL Services Explained: What a 3PL Provider Actually Does

Many third-party logistics (3PL) providers offer a wide range of services beyond basic logistics, helping businesses build more flexible, scalable, and efficient supply chains as they grow. To understand the full spectrum of offerings, you can explore the types of 3PL services available.

Common 3PL services include:

Industries That Use 3PL Providers

Many industries rely on third-party logistics providers to manage supply chains more efficiently, streamline distribution, and support growing fulfillment demands across multiple sales channels. Common industries that frequently partner with 3PL providers include:

Food and Beverage
Food and beverage brands use 3PL partners for temperature-controlled storage, regulatory compliance, and efficient distribution to retailers and restaurants. These providers help maintain product quality, meet safety standards, and ensure timely delivery across complex supply chains.

Ecommerce
Online retailers use 3PL providers to handle fulfillment and shipping operations. This allows ecommerce businesses to scale quickly, improve delivery speed, and focus on marketing and customer experience.

Retail
Retail brands distribute products to stores and customers through 3PL networks. Logistics providers help manage inventory, streamline distribution, and maintain consistent product availability across multiple channels.

Manufacturing
Manufacturers use logistics partners to manage finished goods distribution. 3PL providers help coordinate warehousing, transportation, and inventory flow from factories to distributors, retailers, or end customers.

Automotive
Automotive companies rely on 3PL providers to manage parts distribution, inventory control, and just-in-time delivery to manufacturers and dealerships. These services help reduce downtime, improve supply chain visibility, and keep production running efficiently.

Healthcare
Pharmaceutical and healthcare companies rely on specialized logistics providers for regulated storage and distribution. 3PL partners help maintain strict compliance, temperature control, and secure handling of sensitive medical products.

Industrials
Industrial companies depend on 3PL providers to manage heavy equipment, raw materials, and large-scale supply chain operations across multiple locations. These logistics partners help coordinate complex transportation, storage, and distribution requirements efficiently.

You can explore more in our guide to industries that use 3PL providers.

Top Benefits of Using a 3PL

Outsourcing logistics to a third-party logistics (3PL) provider allows businesses to delegate complex supply chain operations such as warehousing, order fulfillment, and transportation management to experienced logistics partners. This approach helps companies operate more efficiently while focusing on core business growth, with several key advantages including:

1. Cost Efficiency: 3PL providers operate shared infrastructure, reducing operational costs.
2. Scalability: Businesses can expand logistics capacity during peak demand periods.
3. Faster Delivery: Strategically located warehouses improve shipping speed.
4. Logistics Expertise: 3PL providers specialize in supply chain optimization and logistics technology.

Key Takeaways About What a 3PL Company Does

• 3PL companies manage core logistics operations, including warehousing, order fulfillment, transportation, and inventory management.
• Partnering with a 3PL provider improves operational efficiency by streamlining supply chain processes and reducing internal workload.
• Businesses can lower logistics costs through optimized shipping, storage, and carrier management.
• 3PL partnerships enable easier scaling, allowing companies to grow without investing heavily in their own logistics infrastructure.

To learn how these providers fit into the broader logistics ecosystem, read our comprehensive guide to third-party logistics.

Frequently Asked Questions

What does a 3PL company do?

A third party logistics, or 3PL, company manages outsourced logistics operations such as warehousing, inventory management, order fulfillment, shipping, and returns. A 3PL provider can handle part or all of a business’s supply chain activities, helping companies improve fulfillment efficiency, control logistics costs, and deliver products to customers more reliably.

Why do companies use 3PL providers?

Companies use 3PL providers to reduce logistics costs, improve delivery performance, and scale operations without investing in their own warehouses, fulfillment systems, or transportation infrastructure. Outsourcing logistics also gives businesses access to specialized expertise, technology, warehouse capacity, and supply chain resources while allowing internal teams to focus on core activities such as sales, marketing, and product development.

What services does a 3PL provide?

A 3PL provider typically offers warehousing, inventory management, order fulfillment, pick and pack services, shipping coordination, and reverse logistics. Many 3PL companies also provide value added services such as kitting, labeling, co packing, pallet building, Amazon FBA preparation, retail compliance, and ecommerce integrations. The specific services available depend on the provider and the business’s supply chain requirements.

What is the difference between a 3PL company and a freight forwarder?

A 3PL company manages a broader range of logistics activities, including warehousing, inventory management, order fulfillment, distribution, and returns. A freight forwarder primarily arranges and coordinates the transportation of goods between shippers and carriers, often handling documentation and international shipping requirements. Businesses may use both services depending on their supply chain and transportation needs.

How can a 3PL provider improve supply chain efficiency for businesses?

A 3PL provider can improve supply chain efficiency by optimizing warehouse processes, improving inventory control, coordinating transportation, and using logistics technology to manage orders and shipments. Better inventory visibility and streamlined fulfillment can help businesses reduce errors, improve delivery times, control logistics costs, and provide a more consistent customer experience.

When should a business consider outsourcing logistics to a 3PL company?

A business should consider outsourcing logistics to a 3PL when order volumes increase, warehouse space becomes limited, shipping becomes more complex, or internal logistics resources are difficult to manage. A 3PL can provide scalable warehousing, fulfillment, inventory management, and transportation support without requiring the business to build and manage its own logistics infrastructure. This makes 3PL outsourcing especially useful for businesses experiencing rapid growth, seasonal demand, or expansion into new markets.