Data Center Campus
Csquare: Old Ironsides SFO2 Campus
Csquare's SFO2 campus is two adjoining colocation buildings at 4650 and 4700 Old Ironsides Drive in Santa Clara, next to Levi's Stadium, owned by Csquare since it bought them from Menlo Equities in 2025. First built in 1977, with data center conversions in 2000 and an expansion in 2012.
Campus at a Glance
Csquare's SFO2 campus sits on Old Ironsides Drive in north Santa Clara, next to Levi's Stadium and about 15 minutes from San Jose International Airport. It covers two adjoining parcels (APNs 104-04-076 and 104-04-077, about 13 acres) with two buildings that Csquare runs as one carrier-neutral colocation site.
Ownership history
- 2000-2001: Exodus Communications converted both buildings into data centers and financed them through a real-property affiliate.
- 2005: Digital Realty bought both buildings with Savvis as the triple-net tenant, and expanded 4650 Old Ironsides in 2012. Savvis's colocation business later passed to CenturyLink and then Cyxtera.
- 2021: Menlo Equities bought both buildings from a Digital Realty managed joint venture in September 2021, with Cyxtera as tenant.
- 2025: Centersquare (Brookfield) bought both buildings from Menlo Equities for US$97 million in November 2025. The operator now trades as Csquare and owns the campus outright.
Infrastructure
- Utility: Silicon Valley Power, the City of Santa Clara's municipal utility.
- Standby power: diesel generators. Csquare lists 22.5 MW of generator capacity.
- Cooling: chilled water.
- Certifications: ENERGY STAR, SOC 1 and SOC 2 Type II, PCI-DSS, NIST 800-53 PE High and ISO 27001.
Buildings
Sites on this Campus
| Site | Operator | Status | Operational | Building Size | Built |
|---|---|---|---|---|---|
| Csquare: SFO2-A | Csquare |
Operational
|
░░░ Request Dataset MW | ░░░░░░ Request Dataset SqFt | 2000 |
| Csquare: SFO2-B | Csquare |
Operational
|
░░░ Request Dataset MW | ░░░░░░░ Request Dataset SqFt | 2012 |
Map and Nearby Locations
Csquare: Old Ironsides SFO2 Campus Power Growth Over Time
Developer
Csquare is a preeminent colocation provider with a proven track record of providing highly reliable data center services. Prioritizing security, reliability and superior customer service, Csquare offers flexible data center solutions backed by a 100% uptime guarantee.
With 80 data center locations in 30 critical markets and a host of on-prem, hybrid and on-demand solutions, Csquare is a trusted expert for thousands of diverse organizations across all industries.
Centersquare is a colocation and interconnection provider formed in 2024 when Brookfield Infrastructure combined Evoque Data Center Solutions and the acquired assets of Cyxtera Technologies.
Centersquare History:
- April 2024: Rebranded from Evoque and Cyxtera to Centersquare.
- January 2024: Founded as Centersquare when Evoque closed the acquisition of Cyxtera’s data center portfolio to create a combined platform.
Evoque Data Center Solutions History:
Evoque Data Center Solutions is a data center operator created in 2019 after Brookfield Infrastructure Partners acquired AT&T’s colocation assets.
- April 2024: Rebranded from Evoque Data Center Solutions and Cyxtera to Centersquare.
- 2024: Closed acquisition of Cyxtera’s data center portfolio.
- 2022: Exited international data centers to concentrate on U.S. sites.
- 2019: Launched following Brookfield Infrastructure Partners’ acquisition of AT&T’s colocation assets.
Cyxtera:
Cyxtera Technologies was a data center operator formed in 2017 when funds advised by BC Partners and Medina Capital acquired CenturyLink’s data centers and colocation business and combined it with Medina Capital’s security and analytics portfolio.
Cyxtera Technologies History:
- April 2024: Rebranded from Cyxtera Technologies to Centersquare together with Evoque.
- November 2023: Entered an asset purchase agreement for Brookfield affiliates to acquire substantially all assets, including related real estate transactions.
- June 2023: Filed for Chapter 11 to implement a restructuring support agreement and obtain debtor-in-possession financing.
- February 2021: Agreed to merge with Starboard Value Acquisition Corp. to become a publicly traded company.
- May 2017: Launched following the sale of CenturyLink’s data centers and colocation business to a consortium led by BC Partners and Medina Capital, combined with Medina Capital’s security and analytics portfolio.
