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^{DIGITAL SOVEREIGNTY}
Energy: the forgotten pillar of digital sovereignty

^{DIGITAL SOVEREIGNTY}

Energy: the forgotten pillar of digital sovereignty

Cloud made infrastructure invisible. AI is making energy visible again.

For more than a decade, cloud computing made infrastructure invisible, consumed on demand and abstracted away from the physical world of power stations, substations and cooling systems. Artificial intelligence is reversing that abstraction. As models grow and inference scales, the physical foundations of digital infrastructure, and above all the energy that sustains them, are becoming visible again.

This matters because digital sovereignty has moved from policy ambition to executive imperative. It is now a board-level concern, driven by geopolitical fragmentation, tightening regulation, concentrated cloud markets and deepening AI dependency. Capgemini Research Institute research finds that digital sovereignty is a top board priority for 44% of organizations, yet most still frame it narrowly around cloud, data, legal jurisdiction and cybersecurity.

That framing is incomplete. Sovereignty is not a cloud question; it is a full-stack business resilience question spanning cloud, data, AI, energy, hardware, software, cybersecurity and connectivity. As AI drives unprecedented demand for compute, and compute depends on assured, scalable power, energy is emerging as the ultimate constraint, and therefore a foundational element of sovereignty itself. Tellingly, energy is the least considered sovereignty dimension, cited by just 35% of organizations.

This article argues that without resilient, predictable access to energy, digital sovereignty cannot be achieved. Sovereignty is not isolation or self-sufficiency; it is the capacity to maintain control and continuity while managing dependencies deliberately. Energy belongs at the center of that calculation, for every AI-intensive organization, not only for the Energy and utilities sector.

Capgemini Research Institute research finds that digital sovereignty is a top board priority for 44% of organizations.

1. The surge of digital sovereignty

Digital sovereignty has entered the mainstream as a strategic business priority. A globalized, highly connected economy has created a network of dependence in which the failure, or restriction, of a single technology provider can trigger cascading disruption. More than 90% of organizations report that most of their digital products, services, infrastructure and intellectual property are imported.

Several forces are converging. Geopolitical fragmentation and extraterritorial legislation have made jurisdictional exposure a default assumption. Regulation is intensifying, from NIS2 and DORA to the AI Act and the European Union's Tech Sovereignty Package. Cloud markets remain highly concentrated, AI is deepening dependence on a small number of platforms, and supply chains for critical components are exposed to shock.

The result is sustained board-level attention, with sovereignty now sitting alongside ESG, cyber and geopolitical risk on the board agenda. Crucially, most executives view it not as ideology but as risk management: the central question is how to strengthen sovereignty without sacrificing competitiveness.

2. Sovereignty beyond cloud

Sovereignty conversations that begin with cloud too often end there. Yet a credible posture spans eight interdependent dimensions: cloud provides controllable and portable infrastructure; data requires governed storage, processing and movement; AI depends on models, platforms, compute and oversight; energy powers the digital estate; hardware provides its physical foundation; software enables its functionality; cybersecurity protects it; and connectivity links it across fixed, mobile, private, cross-border and satellite networks. Each can be examined determining who can access assets, who runs them, whether the stack is portable and reversible, and which jurisdictions hold sway.

These dimensions are not independent workstreams. A resilient cloud architecture can still fail if the semiconductor supply chain is compromised; a sovereign data strategy can be undermined by a non-sovereign connectivity layer; and any digital estate can be halted by loss of power. Sovereignty is therefore a full-stack business resilience question, not a procurement decision about where data sits.

Figure 1: Dimensions of the tech stack included in Capgemini’s
definition of digital sovereignty

3. The rise of compute sovereignty

Data sovereignty, cloud sovereignty and AI sovereignty each matter. But as AI reshapes the technology landscape, they increasingly converge on a single, unifying concern: compute sovereignty, the assured ability to access, control and sustain the processing capacity on which digital value depends.

Compute is where the eight dimensions meet. It rests on semiconductors and specialized hardware, on the data centers that house them, on the networks that connect them, on the cloud platforms that orchestrate them, and on the energy that powers and cools them. A weakness in any one layer becomes a weakness in an organization's ability to train models, run inference and operate critical services.

Compute is becoming a strategic input to competitiveness, not a commodity bought on demand. When it is constrained, whether by supply allocation, regulation or power availability, AI ambitions, product roadmaps and national competitiveness are constrained with it. Framing sovereignty around compute forces leaders to look past the application layer to the physical foundations beneath it.

Figure 2: The Full Sovereignty Technology Stack

Each layer rests on the one beneath; energy is the base

4. Energy as the forgotten pillar of digital sovereignty

Of those foundations, energy is the most consequential and the least examined. AI workloads are driving unprecedented demand for power, turning data-center energy consumption from a sustainability footnote into a strategic infrastructure question. Access to firm, scalable and predictable power is fast becoming a primary determinant of where data centers are built, which cloud regions are viable, and where AI capacity can be located at all.

Supply cannot be assumed. The energy transition is adding large volumes of variable renewable generation, challenging grid operators to maintain balance and stability. Grid congestion can delay or cap new connections; contracted capacity does not guarantee real-time delivery when the network is constrained. Energy availability is therefore not a binary condition but a dynamic, price- and time-dependent constraint: a real-time optimization problem met through local generation, storage, demand flexibility and diversified supply rather than a single grid connection.

Figure 3: Energy vs Compute Demand

The energy and utilities sector illustrates the point. Grid operators already balance decentralized solar, wind and hydro against rising, concentrated demand from electric vehicles, electrified industry and AI data centers. The convergence of IT and operational technology in smart grids and industrial controls creates both new capability and new exposure, and the most sensitive assets, nuclear generation among them, justify air-gapped separation. Some hyperscalers are now contracting nuclear capacity, including small modular reactors, to secure long-term supply, though these remain largely at pilot and licensing stages rather than ready at scale.

The strategic implication reaches well beyond that sector. For any AI-intensive organization, energy is now a first-order input to digital strategy, not a downstream operational consequence. This is why energy is the foundational pillar: without assured, resilient access to power, the other dimensions of sovereignty cannot be sustained. It is also why energy's status as the least considered dimension is a strategic blind spot rather than a minor omission.

5. The sovereignty
measures continuum

Because sovereignty is a spectrum of controls rather than a flag to be planted, organizations can position themselves along a continuum of progressively stronger measures. These range from legal frameworks and contractual protections, through cloud and data-center break-glass arrangements, international cooperation and Minimum Viable Organization planning, to mission-critical segregation, public-cloud sovereignty controls, multi-cloud strategies and “develop-low, deploy-high” models. They extend further to private cloud, sovereign cloud, portability and reversibility measures, air-gapped environments and, at the far end, mobile or self-contained data center concepts.

No point on this continuum is universally correct. The right posture is risk-based and workload-specific: a customer collaboration platform and a national control system sit in very different places, and over-classification is as costly as under-classification. This is the essence of managed interdependence: not eliminating dependencies, but choosing them deliberately, building controlled reversibility, and retaining the ability to adapt as conditions shift.

6. How organizations should begin their sovereignty journey

A practical starting point does not require a grand program. Leaders can begin by elevating sovereignty to a genuine board-level discussion with a defined risk appetite. From there: identify the critical business capabilities that must keep running under stress; assess the digital and energy dependencies beneath them; define an acceptable level of risk exposure; prioritize resilience investments accordingly; build sovereignty into operating models rather than one-off compliance; and foster innovation through managed interdependence, using diversified, sovereignty-aware options as a source of resilience and negotiating strength.

Conclusion

Cloud made infrastructure invisible. AI is making energy visible again. As AI-driven economies emerge, the ability to secure resilient, scalable and predictable power is becoming a prerequisite for digital independence. Digital sovereignty is not merely about controlling cloud, data or AI; it is about sustaining the compute, and therefore the energy, on which all of them depend.

Energy sovereignty is becoming foundational to digital sovereignty, and organizations that recognize this early will be better positioned to execute their strategies when others cannot.

Authors

Rene Kerkmeester

Global Vice President, Integrated Power Lead, Capgemini

Geert-Willem Haasjes

Vice President & Technology Evangelist, Capgemini

Rob Kernehan

Vice President & Technology Evangelist, Capgemini