5PL in 2026: From Logistics Providers to Connected Supply Chain Networks
Fifth-party logistics promised to connect individual supply chains into intelligent networks. Ten years on, the technology is more mature — but does a business really need a 5PL provider, or simply better logistics coordination?
From individual shipments to connected decisions
In the original Merlyn article, written around 2016, we looked at how technology might change logistics. The central idea was straightforward: a company can outsource transport or warehousing, but the real challenge is making different services work together. That was the attraction of fifth-party logistics, or 5PL.
That idea has held up. Manufacturers, wholesalers and online sellers increasingly depend on multiple transport operators, warehouses, suppliers and software systems. Each partner can perform well individually while the overall operation still suffers from poor visibility, avoidable handovers or unclear ownership.
In 2026, connected platforms, system interfaces and analytics offer more ways to coordinate these activities. However, the label 5PL is still used differently across the industry. A modern 4PL or lead logistics provider may offer much of the same functionality. What matters is the service delivered, not the number in its name.
Conceptual comparison; providers and definitions overlap in practice. Based on logistics model descriptions from DHL, DSV and Kuehne+Nagel.
Technology is no longer the differentiator by itself
The earlier discussion of 5PL emphasised e-business, big data and dashboards. Those were useful signals of where logistics was going. Today, many of the underlying tools are already familiar: warehouse management systems (WMS), transport management systems (TMS), cloud platforms, application programming interfaces (APIs) and shipment tracking.
The bigger question is whether information actually supports better decisions. A dashboard showing a late delivery is useful. An operation that knows who should intervene, which alternatives are available and what the customer must be told is better.
Know what is happening
Bring orders, inventory, production status and transport events into a consistent picture. Agree on definitions so teams are not discussing competing versions of the truth.
Connect the handovers
Set clear responsibilities between suppliers, warehouses, carriers and internal departments. Data sharing is only helpful when someone is accountable for acting on it.
Act before the problem grows
Use reliable data and suitable forecasting to spot capacity constraints, delivery risks or stock problems early. Keep human judgement where exceptions matter.
Measure what matters
Follow service reliability, cost to serve, inventory accuracy and exceptions. Avoid investing in complex control towers before basic operational data is dependable.
A useful idea — even without signing a 5PL contract
Consider a medium-sized manufacturer serving customers across the Benelux and Germany. Raw materials arrive from several suppliers, finished products are stored at two locations, and different carriers handle domestic and export deliveries.
The purchasing team sees incoming orders in ERP. The warehouse uses WMS. Carriers provide tracking through separate portals. When a shipment is delayed, customer service often discovers it too late.
The company may not need a new category of logistics provider. It might first need common order references, clearer exception alerts, better carrier agreements and one person responsible for cross-partner performance. A 4PL or 5PL-style network coordinator could be useful later, but only if the complexity justifies the cost and dependency.
What a sensible first project might include
- Map the order-to-delivery process, including suppliers, production, warehouses and transport.
- Identify where information is delayed, duplicated or unavailable.
- Agree a small set of measures: on-time delivery, inventory accuracy, cost to serve and exception resolution time.
- Connect systems only where better information will improve a specific decision.
- Clarify who owns the customer promise when different partners are involved.
When is a 5PL-type model worth considering?
Multiple partners, complex networks
- Several warehouses, carriers or countries to coordinate.
- Frequent capacity changes or network disruptions.
- High effort spent reconciling data and resolving exceptions.
- A genuine opportunity to share capacity or optimise flows across networks.
A simple operation with fixable basics
- One warehouse and a manageable carrier network.
- Unreliable stock records or poor internal planning.
- Processes that can improve without another management layer.
- Insufficient data quality or unclear business ownership.
Before outsourcing network control, consider governance, data access, integration costs, cybersecurity, service-level agreements, exit arrangements and the risk of dependence on a single platform. Ask whether proposed improvements can be measured and who remains accountable when something goes wrong.
Six questions to ask a provider
- Which activities will you execute, coordinate or merely report on?
- Who owns operational decisions and customer communication?
- How will your platform connect with our ERP, WMS and TMS?
- Which performance measures and data definitions will we share?
- Can we change providers or retrieve our data without disruption?
- What improvements can be demonstrated in a limited pilot?
Better logistics does not need another buzzword
The move from supply chains to connected supply networks remains an important development. Yet 5PL should not be treated as an inevitable next step for every organisation. The right model depends on operational complexity, internal capabilities, the quality of existing partners and the decisions that need to improve.
For an SME or manufacturing business, the starting point is often more straightforward: understand where the current process loses time or money, improve visibility across the handovers and choose technology that supports real work. A more advanced network model can follow when there is a clear business case.
That was the valuable part of the original 5PL discussion — visibility, collaboration and predictability. In 2026, the challenge is turning those principles into practical improvements.
Need a clearer view of your supply chain?
Merlyn Consult supports businesses with practical supply chain analysis, operational improvements and sensible software choices — without making the solution more complicated than the problem.
Sources & further reading
These references explain logistics models and network coordination. Provider descriptions use somewhat different definitions of 5PL.