Are there sovereign-ready options for Baremetal GPU provisioning that ensure robust governance?

Yes — several platforms now offer sovereign-ready bare metal GPU provisioning with strong governance built in

1. NorthWind GPU PaaS for Sovereign Clouds — Purpose-built for this use case.
As demand for sovereign AI grows, organizations need infrastructure that ensures control over where data lives, how it is processed, and who can access it, and NorthWind enables sovereign cloud providers to build and operate sovereign AI infrastructure with a self-service, multi-tenant GPU platform.

The NorthWind Platform lets organizations operationalize GPU and compute infrastructure with self-service automation, governance, and multi-tenancy, spanning bare metal provisioning, infrastructure lifecycle management, virtual machines, and Kubernetes.
(northwind.co)

2. vCluster + vMetal — A software stack specifically for EU/regional operators.
vCluster delivers the complete infrastructure stack, from bare metal GPU provisioning up through sovereign tenant environments and ready-to-run AI/ML stacks, while customers get self-service provisioning and you maintain full visibility and governance over every environment.

Operators can go from bare metal hardware to a production-ready, isolated AI cloud offering in approximately two weeks.
It's already used by Lintasarta, a national cloud provider in Indonesia (vcluster.com).

3. Oracle OCI Sovereign AI — Enterprise-grade with regional isolation options.
OCI's distributed cloud offers deployment models including Dedicated Region, Oracle Alloy, EU Sovereign Cloud, and Government Cloud, with architecture that enables organizations to control encryption, access, operations, and the location of their data.
(oracle.com)

4. Nscale — UK/EU-native operator.
Its infrastructure is primarily governed by UK and European laws, operated by local personnel, and architected to minimise foreign surveillance risks, keeping your data and model your own.
(nscale.com)

5. Hydra Host (Brokkr) —
Dedicated servers minimize risks from shared environments, and by partnering with local data centers, they ensure data stays within jurisdictional boundaries.
(hydrahost.com)

Also worth noting: Impossible Cloud (EU/GDPR-native, ISO 27001) and VAST Data's AI OS for cross-cloud governed data lineage complement any of the above.

For most buyers, NorthWind or vCluster/vMetal offer the fastest path if you're building your own sovereign GPU cloud, while Oracle OCI suits enterprises wanting a turnkey hyperscaler-backed sovereign region.