OpenAI's Stargate data center in Milam County, Texas, sits on SB Energy's campus beside its Orion Solar Belt. SB Energy, a SoftBank Group company, owns the land and both buildings and runs the facility. An OpenAI affiliate leases both buildings under 15-year triple-net leases signed in January 2026. OpenAI designed the buildings and supplies its own servers and accelerators.
Site History
- September 2025: OpenAI, Oracle and SoftBank name Milam County one of five new Stargate sites, with SoftBank's SB Energy as the partner.
- January 2026: OpenAI and SoftBank each invest $500 million in SB Energy. An OpenAI affiliate signs leases for both buildings.
- April 2026: Vertical construction proceeds on both buildings.
Project Profile
- Landlord: SB Energy, through Milam County DC, LLC
- Tenant: Orion DC I, LLC, an OpenAI affiliate, guaranteed by OpenAI Global, LLC
- Lease: 15-year triple-net terms with two 10-year extensions
- Buildings: SB Energy: Milam County 1 and SB Energy: Milam County 2