This record consolidates 15 research observations while retaining source distinctions, location precision and unresolved fields.
| Operator / developer | CyrusOne LLC |
|---|---|
| Jurisdiction | San Antonio, TX |
| Address | 9554 Westover Hills Blvd |
| Location precision | street address |
| Coordinates | Not published; no coordinate inferred |
| Capacity | Not established |
| Aliases | CyrusOne SAT2 / SAT3 - Westover Hills · NOT_FOUND · San Antonio Data Center II · San Antonio Data Center III · CyrusOne SAT Building 3 · SAT3 PSOC |
| Project profile | 0 rows |
|---|---|
| Intent / permits | 0 rows |
| Civic / infrastructure | 0 rows |
Microsoft is the registered occupant of CyrusOne's San Antonio Data Center II and III in the Texas Comptroller registry, making this a wholesale/build-to-suit relationship rather than a CyrusOne retail colocation deployment.
Key data: CPS Energy | ERCOT | NOT_FOUND | NOT_FOUND
Claim classification: Not yet assigned
Status date: 2026-09-05
Owner: CyrusOne LLC | Property entity: 9554 WESTOVER HILLS BLVD COMMERCIAL (owner listed on TDLR permit TABS2026012254) | Permit applicant: CyrusOne LLC | County: Bexar | Research region: San Antonio | Tenants/customers: Microsoft Corporation (occupant of record in Texas Comptroller registry for San Antonio Data Center II and III)
Claim classification: Not yet assigned
Status date: 2026-09-05
Key data: Utility: CPS Energy | Grid area: ERCOT
Claim classification: Not yet assigned
Status date: 2026-09-05
Claim classification: Not yet assigned
Status date: 2026-09-05
Key data: Permit IDs: EABPRJB2808541,EABPRJB3813600,EABPRJB4809809,EABPRJB6812851,TABS2020013589,TABS2023005744,TABS2026012254,TABS2026012287 | EABPRJB2808541 | EABPRJB3813600 | EABPRJB4809809 | EABPRJB6812851 | TABS2020013589 | TABS2023005744 | TABS2026012254 | TABS2026012287 | Jurisdictions: City of San Antonio | Bexar County | State of Texas (TDLR) | ERCOT | CPS Energy | Tax incentives: [object Object],[object Object],[object Object] | {"agreement_name":"Registered Qualifying Data Center Project - San Antonio Data Center II","agreement_number":"DC053978-OW1 / DC053978-OC1 / DC053978-OP1","approval_date":"2016-05-04","estimated_value":"NOT_FOUND (state sales-and-use tax exemption)","government_entity":"Texas Comptroller of Public Accounts","investment_commitment":"NOT_FOUND","jobs_commitment":"NOT_FOUND","source_url":"https://comptroller.texas.gov/taxes/data-centers/data-center-lists.php","term":"NOT_FOUND"} | {"agreement_name":"Registered Qualifying Data Center Project - San Antonio Data Center III","agreement_number":"DC086194-OW1 / DC086194-OC1 / DC086194-OP1","approval_date":"2017-05-25","estimated_value":"NOT_FOUND (state sales-and-use tax exemption)","government_entity":"Texas Comptroller of Public Accounts","investment_commitment":"NOT_FOUND","jobs_commitment":"NOT_FOUND","source_url":"https://comptroller.texas.gov/taxes/data-centers/data-center-lists.php","term":"NOT_FOUND"} | {"agreement_name":"City of San Antonio tax abatement agreement with CyrusOne, Inc. (50% of ad valorem taxes)","agreement_number":"Ordinance 2013-0q-05-0609 (as rendered in the retrieved document header)","approval_date":"2013","estimated_value":"NOT_FOUND","government_entity":"City of San Antonio","investment_commitment":"NOT_FOUND","jobs_commitment":"NOT_FOUND","source_url":"https://webapp9.sanantonio.gov/FileNetArchive/%7BACAFF2AF-7085-4C6A-B02B-D91E2A8B5BBA%7D/%7BACAFF2AF-7085-4C6A-B02B-D91E2A8B5BBA%7D.pdf","term":"six years (per ordinance caption)"}
Claim classification: Not yet assigned
Status date: 2026-09-05
CyrusOne San Antonio permit registered ($17,000,000)
Claim classification: Not yet assigned
Status date: 2012-02-27
CyrusOne SAT Westover Hills permit registered ($35,000,000)
Claim classification: Not yet assigned
Status date: 2014-02-24
San Antonio Data Center II registered with the Texas Comptroller (Microsoft as occupant)
Claim classification: Not yet assigned
Status date: 2016-05-04
CyrusOne SAT Building 3 permit registered ($22,000,000)
Claim classification: Not yet assigned
Status date: 2016-03-24
San Antonio Data Center III registered with the Texas Comptroller (Microsoft as occupant)
Claim classification: Not yet assigned
Status date: 2017-05-25
SAT3 PSOC office fit-out permits registered ($750,000 each)
Claim classification: Not yet assigned
Status date: 2026-02-11
TDLR permit records the Westover Hills Boulevard address for the CyrusOne SAT campus.
Key data: 9554 Westover Hills Blvd, San Antonio, TX 78251
Claim classification: direct_from_primary_permit_record · Verification: verified · Retrieved: 2026-09-05
Status date: 2026-02-11
Texas Comptroller registry names Microsoft Corporation as occupant of CyrusOne's San Antonio Data Center II and III.
Key data: Owner/operator CyrusOne LLC; occupant Microsoft Corporation
Claim classification: direct_from_state_registry · Verification: verified · Retrieved: 2026-09-05
Status date: 2026-02-11
A 2026 TDLR fit-out permit lists a separate propco-style owner name for the building.
Key data: Owner: 9554 WESTOVER HILLS BLVD COMMERCIAL
Claim classification: direct_from_primary_permit_record · Verification: verified · Retrieved: 2026-09-05
Status date: 2026-02-11
Limitation: Full legal entity name is truncated in the permit record.
City of San Antonio ordinance authorizing a CyrusOne tax abatement exempting 50% of ad valorem taxes.
Key data: 50% ad valorem exemption for a six-year period
Claim classification: primary_ordinance_via_search_result · Verification: partially_verified · Retrieved: 2026-09-05
Status date: 2026-02-11
Limitation: Ordinance retrieved via search result header; property description not confirmed to this address.