Version-specific research record
IBM 3600 Steeles data centre (historical)
IBM (historical owner/client) · Markham, Ontario
Record on-135 · 2026-10-06-83c11c799ab4-public-2026-10-06
Historical published edition. Do not treat these as newer or additional facts. Evidence reviewed through 2026-10-06. Edition publication date: 2026-10-06.
Research record, not a building count. Campus and phase overlap may exist; do not add capacity values.
Current record profile · This edition’s record JSON · Edition overview
Identity provenance
- city: The State Group
- disposition: The State Group
- name: The State Group
- operator: The State Group
- province: The State Group
- record_kind: The State Group
Power
HistoricalState Group identifies an IBM data-centre expansion at 3600 Steeles in Markham, completed in phases in March and December 2011. Electrical work included transformers, diesel generation, switchboards and UPS.
- Evidence date
- 2011-12
- Checked
- 2026-10-05
- Scope
- Facility
- Evidence type
- Reported
- Status describes
- Published location reference
- IBM Data Center Upgrade · The State Group
Permanent claim link · Claim pub-ontario_a-on-135-1
Citation text (select to copy)
Clarion Solutions. IBM 3600 Steeles data centre (historical). Canadian Data Centre Atlas. Record on-135; claim pub-ontario_a-on-135-1. Edition 2026-10-06-83c11c799ab4-public-2026-10-06 (publication date: 2026-10-06); evidence review through 2026-10-06. Claim evidence date: 2011-12; source checked: 2026-10-05. https://data.clarionsolutions.ca/canada-data-centres/editions/2026-10-06-83c11c799ab4-public-2026-10-06/records/on-135/#claim-pub-ontario_a-on-135-1
Cite the linked primary evidence as well. Publication and access dates do not establish current operations.
Cooling
HistoricalThe contractor lists chillers, cooling towers, pumps and associated piping in the 2011 mechanical expansion.
- Evidence date
- 2011-12
- Checked
- 2026-10-05
- Scope
- Facility
- Evidence type
- Reported
- Status describes
- Cooling system at stated scope
- IBM Data Center Upgrade · The State Group
Permanent claim link · Claim pub-ontario_a-on-135-2
Citation text (select to copy)
Clarion Solutions. IBM 3600 Steeles data centre (historical). Canadian Data Centre Atlas. Record on-135; claim pub-ontario_a-on-135-2. Edition 2026-10-06-83c11c799ab4-public-2026-10-06 (publication date: 2026-10-06); evidence review through 2026-10-06. Claim evidence date: 2011-12; source checked: 2026-10-05. https://data.clarionsolutions.ca/canada-data-centres/editions/2026-10-06-83c11c799ab4-public-2026-10-06/records/on-135/#claim-pub-ontario_a-on-135-2
Cite the linked primary evidence as well. Publication and access dates do not establish current operations.