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Netherlands / Site

Iron Mountain Amsterdam campus (AMS-1)

AMS-1 · EvoSwitch Haarlem

OperationalUnder ConstructionPlanned

Haarlem colocation campus with operational AMS-1 and expansion projects. Operator reports 13.1 MW current power, exceeding 5 MW without establishing an IT-load basis. Expansion naming and ultimate capacity require reconciliation.

Last researched 2026-10-09Last verified Not independently verifiedPublished revision 1
No approved site photo yet. Photos and their source dates are published after evidence review.

Site profile

Operator
Iron Mountain Data Centers
Ownership
Iron Mountain Incorporated
Business model / scale
Colocation / Unknown
Region / metro
Noord-Holland / Amsterdam metropolitan region
City / locality
Haarlem
Address
J.W. Lucasweg 35, 2031 BE Haarlem, Netherlands
Location
Street address corroborated by operator, provincial permit and AMS-IX; no independently established geographic point.
Precision: unknown
Parent
Not assigned

Capacity evidence

Statements retain their dates, definitions and development scope. Do not add these rows together.

Claim / measurementScope and statusAs ofEvidence and accounting
13.1 MW
Unspecified power
Current AMS-1 power capacity
Operational · cumulative
2026-10-09Reported claim ↗

Excluded from capacity totals. As-of is retrieval date of undated operator page; power is not explicitly IT load or grid capacity.

13.1 MW
Unspecified power
AMS-1 total leaseable capacity
Operational · cumulative
2026-03-31Reported claim ↗

Excluded from capacity totals. As-of is Q1 2026 reporting period end. Leaseable MW corroborates operational scale but does not explicitly establish electrical basis; overlaps c1.

10 MW
Unspecified power
AMS-1 Phase 4 expansion
Under Construction · incremental
2026-03-31Reported claim ↗

Excluded from capacity totals. Quarter-end development table; expected completion Q2 2027. Marketing names a same-sized project AMS-2; relationship unresolved.

20 MW
Unspecified power
AMS-2 held for development
Planned · incremental
2026-03-31Reported claim ↗

Excluded from capacity totals. Quarter-end filing lists separately from AMS-1 Phase 4; do not equate to marketing's 10 MW AMS-2 without reconciliation.

10 MW
IT load
Marketing-named AMS-2 expansion building
Under Construction · incremental
2026-06-12Reported claim ↗

Excluded from capacity totals. Publication date; expressly IT-load facility with Q2 2027 readiness target. Potential overlap with c3.

43.1 MW
Unspecified power
Amsterdam campus at full build-out
Planned · cumulative
2026-06-12Conflicting claim ↗

Excluded from capacity totals. Publication date; ultimate campus figure, also on principal facility page. Conflicts with other operator ultimate-capacity descriptions; basis unspecified.

30 MW
IT load
AMS-1 campus at full build-out
Planned · cumulative
2026-04-12Conflicting claim ↗

Excluded from capacity totals. Publication date; body expressly says critical IT. Cannot reconcile with 43.1 MW unspecified campus total.

14.1 MW
Unspecified power
AMS-1 total potential capacity in location overview
Planned · cumulative
2026-04-01Conflicting claim ↗

Excluded from capacity totals. Displayed publication date, not commissioning date. Phase boundary and power basis unspecified; differs from other operator figures.

22.7 MW
Facility power
AMS-1 facility on operator campaign page
Unknown · cumulative
2026-10-09Conflicting claim ↗

Excluded from capacity totals. Retrieval date of undated page. Wording says MW facility but does not define metering boundary or operational timing; directory calls this live power.

60 MW
Unspecified power
23-acre campus capacity on operator campaign page
Planned · cumulative
2026-10-09Conflicting claim ↗

Excluded from capacity totals. Retrieval date; directory labels same value fully built-out power. Conflicts with current 43.1 MW ultimate campus claim.

≈11 MW
Unspecified power
First location in historical EvoSwitch acquisition
Operational · cumulative
2018-05-30Reported claim ↗

Excluded from capacity totals. Announcement date; historical first-location existing capacity, not current capacity. Transaction also included a second site.

27 MW
Unspecified power
First location's historical total potential capacity
Planned · cumulative
2018-05-30Reported claim ↗

Excluded from capacity totals. Announcement date; excludes second location's 7 MW potential. Historical development scenario, not a current campus total.

Development timeline

  1. 2018-05-25 · actual_acquisition

    EvoSwitch business acquired

    SEC filing records acquisition of EvoSwitch Netherlands and EvoSwitch Global Services; announcement followed May 30.

    Supporting source ↗
  2. 2018-11-20 · announcement_construction

    Additional hall under construction

    Business-park report said first expansion permission had been granted and a new hall was being built.

    Supporting source ↗
  3. 2025-04-07 · announcement_permit

    Permit grant published

    Provincial notice covers establishment and operation at J.W. Lucasweg 35; notice alone does not establish a building opening.

    Supporting source ↗
  4. Q2 2027 · planned_completion

    10 MW expansion target

    Q1 2026 filing calls project AMS-1 Phase 4; June operator material calls 10 MW building AMS-2. Both target Q2 2027; identity relationship unresolved.

    Supporting source ↗
  5. Q2 2028 · planned_stabilization

    Phase 4 stabilization target

    Separate financial stabilization forecast, not commissioning date.

    Supporting source ↗
  6. 2028 · planned_expansion

    Further 20 MW expected

    Dutch facility page projects another 20 MW in 2028; no actual delivery established.

    Supporting source ↗

Disclosed specifications

Campus land area

23 acres

Operator campus figure; land title and surveyed area not checked.

Source ↗

Current facility area

17,754 m²

Location overview and Dutch page; principal English page rounds to 17,000 m². Area basis unspecified.

Source ↗

Ultimate data-center area

30,000 m²

June 2026 campus material; April guide instead gives 40,000 m². Scope/version discrepancy unresolved.

Source ↗

Alternative ultimate campus area

40,000 m²

April guide body; differs from June material and its own 140,000 SF introductory statement.

Source ↗

Colocation products

Individual cabinets, secure cages and private suites; retail and wholesale

Public operator service offering.

Source ↗

Cabinet density and size

Up to 20 kW per cabinet; up to 52U

Advertised capabilities, not measured installation density or rack count.

Source ↗

Cooling and electrical redundancy

N+1 chillers; 2N generators; 2N or N+1 UPS

Overview claims; detailed topology and current coverage unverified.

Source ↗

Cooling and PUE

Outside-air cooling; approximately 1.2 PUE

Customer YourCloud report; measured period and design-versus-achieved basis not disclosed.

Source ↗

Energy

100% renewable energy; Green Power Pass

Operator claim; annual matching does not by itself establish continuous physical renewable supply.

Source ↗

Expansion energy tracking

Renewable energy matched with 24/7 carbon-free energy tracking

Claim in AMS-2 expansion presentation; implementation not independently checked.

Source ↗

Connectivity

60+ on-site carriers; AMS-IX and NL-ix

June operator claim; older overview lists 48 carriers. AMS-IX independently lists the address.

Source ↗

Advertised compliance

ISO 27001, ISO 50001, SOC 2/3

Campus presentation claims; certificate documents, scope and validity not checked.

Source ↗

Public customer

YourCloud

Customer states AMS-1 Haarlem is its primary hosting data center.

Source ↗

Historical public customer

Leaseweb Netherlands

2018 acquisition announcement describes ten-year lease; current tenancy terms not confirmed.

Source ↗

Business telephone

+31 (0)20 316 5170

Published facility contact in AMS-IX colocation directory; not contacted.

Source ↗

Waste-heat reuse

Intended supply to Waarderpolder district heating

March 2023 report describes intention and agreement; actual heat delivery not established.

Source ↗

Sources and references

Source attribution does not imply independent verification or permission to reuse images.

Amsterdam data center ↗

Published Date unavailable · Retrieved 2026-10-09

Operator identifies Haarlem campus, AMS-1, current 13.1 MW, expansion underway and 43.1 MW ultimate capacity.

Amsterdam Data Center (AMS-1) ↗

Published 2026-04-12 · Retrieved 2026-10-09

Retail/wholesale colocation; 13.1 MW current power, additional 10 MW targeting Q2 2027; 30 MW critical IT and 40,000 m² ultimate campus.

Iron Mountain | Amsterdam Data Center ↗

Published Date unavailable · Retrieved 2026-10-09

Operator campaign page advertises 22.7 MW facility and 60 MW campus, inconsistent with current principal facility page.

Iron Mountain Q3 2018 Form 10-Q ↗

Published Date unavailable · Retrieved 2026-10-09

Filing records actual EvoSwitch acquisition on May 25, 2018, preceding May 30 announcement.

Over de provincie ↗

Published Date unavailable · Retrieved 2026-10-09

Provincial government identifies Haarlem as capital of Noord-Holland.

Colocations | AMS-IX Amsterdam ↗

Published Date unavailable · Retrieved 2026-10-09

Exchange lists Iron Mountain at J.W. Lucasweg 35, Haarlem, with business telephone +31 (0)20 316 5170.

Amsterdam Datacenters ↗

Published Date unavailable · Retrieved 2026-10-09

Dutch operator page supplies street address, 17,754 m² current facility and prospective additional 20 MW in 2028.

Iron Mountain Data Centers AMS-1 - Specs ↗

Published Date unavailable · Retrieved 2026-10-09

Industry directory repeats 22.7 MW live and 60 MW ultimate power; corroborates address but does not resolve operator discrepancies.

Profile field evidence

Name: Amsterdam data center; Amsterdam Data Center (AMS-1)

Aliases: Amsterdam data center; Iron Mountain toont ontwikkelingen tijdens bedrijfsbezoek

Kind: Amsterdam data center; Amsterdam data center campus 3D rendering: Powering the future with AMS-2

Country: Iron Mountain Data Centers location overview; Amsterdam Datacenters

Region: Over de provincie

City: Iron Mountain Data Centers location overview; Vergunning verleend - J.W. Lucasweg 35, Haarlem - Iron Mountain (Nederland) Data Centre B.V.; Colocations | AMS-IX Amsterdam

Metro: Amsterdam Data Center (AMS-1)

Address: Iron Mountain Data Centers location overview; Vergunning verleend - J.W. Lucasweg 35, Haarlem - Iron Mountain (Nederland) Data Centre B.V.; Colocations | AMS-IX Amsterdam

Operator: Amsterdam data center; Vergunning verleend - J.W. Lucasweg 35, Haarlem - Iron Mountain (Nederland) Data Centre B.V.

Owner: Iron Mountain Acquires Dutch EvoSwitch Data Center Business for €205 ($235) Million; Iron Mountain Q3 2018 Form 10-Q

Business Model: Amsterdam Data Center (AMS-1)

Statuses: Amsterdam data center; Iron Mountain Q1 2026 Supplemental Financial Information

Summary: Amsterdam data center; Amsterdam data center campus 3D rendering: Powering the future with AMS-2; Iron Mountain Q1 2026 Supplemental Financial Information

Location: Iron Mountain Data Centers location overview; Vergunning verleend - J.W. Lucasweg 35, Haarlem - Iron Mountain (Nederland) Data Centre B.V.; Colocations | AMS-IX Amsterdam

Stable identifier: 1cbd8560-ee31-4dd3-8a78-33c49ad03b09