Stargate Wisconsin (Lighthouse)
Vantage Data Centers · Port Washington, Wisconsin · 1 GW · Building
Four data centers with close to a gigawatt of AI capacity, developed by Vantage with Oracle for OpenAI; completion scheduled for 2028.
Facts
As of Mar 6, 2026- Operator
- Vantage Data Centers
- Tenant
- OpenAI
- Partners
- Oracle
- Capacity
- 1 GW, close to 1 GW
- Investment
- reported $15B
- Power
- We Energies
- Location
- Port Washington, Wisconsin · Cloud regions nearby
- Announced
- Oct 22, 2025
- Target online
- 2028
- Program
- Stargate · The deal on Partnerships
History
Append-only, newest firstRelated builds
| Build | Capacity | |||
|---|---|---|---|---|
| Shackelford County, Texas | 1.4 GW | Building | H2 2026 | |
| Abilene, Texas | 1.2 GW | Partly online3 changes | 2026 | |
| Milam County, Texas | 1.2 GW | Building1 change | Oct 15, 2026 | |
| Saline Township, Michigan | 1 GW | Building1 change | ||
| Abu Dhabi, United Arab Emirates | 1 GW | Building1 change | 2026 | |
| Stargate ArgentinaSur Energy for OpenAI · Patagonia, Argentina · Announced | Patagonia, Argentina | 500 MW | Announced | |
| Narvik, Norway | 230 MW | Building1 change | 2026 | |
| Mount Pleasant, Wisconsin | Not stated | Online2 changes | 2026 |
Sources and links
- Vantage: OpenAI, Oracle and Vantage announce Stargate site in Wisconsin · Vantage · Oct 22, 2025
- Yahoo: Port Washington residents get first look inside the $15-billion Vantage data center · yahoo · Sep 24, 2026
Across fru.dev: Vantage Data Centers on Companies, OpenAI on Partnerships, Oracle on Partnerships, cloud regions on Regions.