Porter’s value chain remains one of the clearest ways to understand how a business creates value. Information technology changes how those activities interact and increasingly connects them beyond company boundaries.
The traditional value chain
Primary activities include inbound logistics, operations, outbound logistics, marketing and sales, and service. Support activities include infrastructure, human resources, technology development and procurement.
Competitive advantage comes from performing activities more efficiently or differentiating the customer outcome. Each handover between activities also creates coordination requirements.
What digital integration changes
An order entered in sales should inform planning. Engineering changes should update production documentation and purchasing requirements. Quality data should reach design and supplier management. Service feedback should influence future product development.
Without integrated information, each function optimizes a partial view. Local efficiency can coexist with poor end-to-end performance.
In a connected value chain, the same validated information can support multiple decisions without repeated re-entry. Standard definitions and reliable interfaces reduce waiting, reconciliation and mistakes.
From a chain to a network
The value system extends to customers, suppliers, channel partners and service providers. Digital platforms, APIs and shared data can create a coordinated value network.
This does not mean every company should put all data in a common platform. Access should reflect business purpose, security, intellectual property and contractual rights.
An operational example
Consider an engineering change. If product data, BOM, ERP, supplier communication and shop-floor instructions are disconnected, different teams may act on different revisions. The resulting rework is not fundamentally an IT problem; it is an end-to-end process design problem exposed by inconsistent information.
Measure change propagation time, first-time-right, manual reconciliation and affected inventory. These reveal whether the digital value chain works.
Executive decision lens
Decision to make: Fund cross-functional process improvements before isolated departmental automation. Select a value stream, document its critical information handovers and quantify rework, waiting, defects and lost revenue attributable to inconsistent data. Give one executive sponsor responsibility for the end-to-end outcome.
Operations Insider takeaway
Digitalization creates value when information follows the work across organizational boundaries. Optimize the interfaces, not just the individual applications.