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STACK MIL09 Milan Data Center Campus

Milan, Lombardy, ItalyPreconstruction
Evidence
Headline capacity
Not established in published records
Updated
Oct 28, 2026

STACK MIL09 is a single-building Melzo campus northeast of Milan. Current STACK portfolio material reports 48 MW while the current independent facility register reports 30 MW for MIL09A. Because both records appear to describe the same 15-acre site, The conflicting project capacity specifications remain unresolved. The named capacity or identity conflict remains unresolved.

Capacity

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

Development, permitting and phased deliveryAnnounced or preconstruction

STACK MIL09 is a single-building Melzo campus northeast of Milan. Current STACK portfolio material reports 48 MW while the current independent facility register reports 30 MW for MIL09A. Because both records appear to describe the same 15-acre site, The conflicting project capacity specifications remain unresolved. The named capacity or identity conflict remains unresolved.

Milestones (1)
Project-specific evidence refreshed and reconciled

Aug 29, 2026 · Recorded actual event

Completed · Status changed

Source not linked

Participants

STACK Infrastructure

Developer

Sources by role
Developer (1)

Site & development

Location context

Actual

STACK MIL09 | Milan | Lombardy | IT

Source

Location context

Actual

STACK MIL09 | Milan | Lombardy | IT

Source

Project location

Actual

Milan, Lombardy, IT

Source

Additional project facts

Lifecycle status

Actual

Preconstruction

Source

Capacity basis

Actual

STACK Infrastructure publishes 48 MW of critical IT capacity for this record boundary.

Source

Lifecycle status

Actual

Preconstruction

Source

Operator or developer

Actual

STACK Infrastructure

Source

Current lifecycle

Actual

Under development

Source

Capacity classification

Actual

Future potential

Source

Capacity basis

Actual

Current STACK material reports 48 MW, while the current independent facility register reports 30 MW for MIL09A.

Source

Customer utilization

Actual

Not publicly disclosed

Source

Source refresh date

Actual

2026-08-29

Source

Published capacity conflict

Reported rounded

30–48 MW

Source

Infrastructure & permits

Technical details (3)
Electric grid

Planned or represented

Current STACK material reports 48 MW, while the current independent facility register reports 30 MW for MIL09A. The available public sources do not establish a single project-scoped capacity figure.

Fiber

Planned or represented

Single-building high-density campus with highway access and scalable regional connectivity.

Cooling system

Planned or represented

Cooling and resilience architecture is described at facility or campus level; instantaneous draw and tenant utilization remain undisclosed.

Public-source research. Plans may change. See Evidence for sources and qualifications.

Related projects (4)
STACK MIL02 Milan Data Center Campus

Partially operational · Milan, Lombardy, Italy

Same locality: Milan · Shared participant: STACK Infrastructure

Compare in a collection
STACK MIL03 Milan Data Center Campus

Partially operational · Milan, Lombardy, Italy

Same locality: Milan · Shared participant: STACK Infrastructure

Compare in a collection
STACK MIL05 Milan Data Center Campus

Preconstruction · Milan, Lombardy, Italy

Same locality: Milan · Shared participant: STACK Infrastructure

Compare in a collection
STACK MIL06 East Milan Data Center Campus

Partially operational · Milan, Lombardy, Italy

Same locality: Milan · Shared participant: STACK Infrastructure

Compare in a collection