Cartis diligence evidence schedule
Iron Mountain CHI-1 Chicago Data Center
PRJ-0950 · Site · Des Plaines, Illinois, United States
Record last updated Oct 28, 2026
Scope and capacity
CHI-1 is an operating Des Plaines facility with 12 MW of current leaseable capacity. Iron Mountain markets a 36 MW facility boundary, and the SEC reports a further 24 MW fully pre-leased but not yet in construction. The available sources support the documented development context. Customer utilization, private contract terms and unreported project financing remain outside the verified public record.
Headline: 36 MW Planned critical IT
Numbers refer to their stated physical boundaries and are not added together. Source dates, claim dates and record updates have different meanings. Missing dates and locators are not inferred.
Claims and exhibit sources
Jump to a claim (17)
Location context · CHI-1 | Des Plaines | IL | US
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 65722 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Lifecycle status · Operating
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 65723 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Reported capacity · 36 MW
Design · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 65724 · Recorded claim type: Design · Review: Approved · Claim date: Not stated
Headline treatment: Selected headline
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Capacity basis · Iron Mountain publishes 36 MW for the CHI-1 facility record boundary.
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 65725 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Location context · CHI-1 | Des Plaines | IL | US
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89098 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Lifecycle status · Operating
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89099 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Reported capacity · 12 MW
Design · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89100 · Recorded claim type: Design · Review: Approved · Claim date: Not stated
Headline treatment: Separate claim, not added to the headline
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Capacity basis · 12 MW is Q2 2026 leaseable operating capacity. The 36 MW marketed facility boundary includes a 24 MW future phase that was fully pre leased but not reported as construction started.
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89101 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Operator or developer · Iron Mountain Data Centers
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89102 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Project location · Des Plaines, IL, US
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89103 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Current lifecycle · Operating or in phased operation
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89104 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Capacity classification · It load
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89105 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Capacity basis · 12 MW is Q2 2026 leaseable operating capacity. The 36 MW marketed facility boundary includes a 24 MW future phase that was fully pre leased but not reported as construction started.
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89106 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Customer utilization · Not publicly disclosed
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89108 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Source refresh date · 2026-08-29
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89110 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain CHI-1 facility profile
Iron Mountain Data Centers · Document date: Aug 28, 2026 · Primary
Source reference: SRC-3711 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
https://www.ironmountain.com/data-centers/locations/na/chicago-data-center
Renewable energy matching · Operator states 100% matched renewable energy where applicable
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89111 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain global data-center locations
Iron Mountain Data Centers · Document date: Aug 29, 2026 · Primary
Source reference: SRC-4953 · Fact sheet · Recorded authority: Official primary
Source URL
https://www.ironmountain.com/data-centers/locations
https://www.ironmountain.com/data-centers/locations
Sec capacity comparison · Q2 2026 leaseable and development schedules reviewed
Actual · Iron Mountain CHI-1 Chicago Data Center (Project)
Claim 89112 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated
- Iron Mountain Q2 2026 supplemental financial information
Iron Mountain Incorporated / U.S. SEC · Document date: Aug 6, 2026 · Primary
Source reference: SRC-4954 · Regulatory record · Recorded authority: Official primary
Source URL
https://www.sec.gov/Archives/edgar/data/1020569/000102056926000068/q22026srpfinal.htm
https://www.sec.gov/Archives/edgar/data/1020569/000102056926000068/q22026srpfinal.htm
Counterparties and capital
Iron Mountain Data Centers · Developer · CMP-1123
This schedule captures public Cartis research. It is not a title, lien or legal-opinion report. Document page/section locators and claim review timestamps are included only when published; this version has no separate locator or claim-review-time feed.