Data center campus · 3200 Webb Bridge Road, Alpharetta, Fulton County, Georgia
STACK Infrastructure ATL01 campus
Operating
as of Oct. 30, 2026
STACK's operating two-building, 20 MW colocation campus on 18 acres in Alpharetta. Also known as: ATL01A, ATL01B.
Power20MW reported · stated
Floor area238,000sq ft
Site18acres
IT load20MW
Who is behind it
ProjectSTACK Infrastructure ATL01 campusAlso: ATL01A, ATL01B
Developer and teamSTACK Infrastructure
End userNot found in the recordsNot yet named in any record or credited report we have found.
The record, newest first
STACK's ATL01 page lists 20 MW across two buildings (8 MW and 12 MW) on 18 acres, served by Georgia Power; a market listing shows ATL01A as commissioned. (STACK Infrastructure, Oct. 30, 2026; datacenterHawk, Oct. 30, 2026)
STACK planned a 12 MW building on a six-acre lot next to its Alpharetta campus. (DatacenterDynamics, May 14, 2020)
Conflicts and open questions
- Under 50 MW; kept because operating campuses of any size count.
- Whether ATL01B has been delivered is not stated by the operator page.
The full record
- Status note
- ATL01A is commissioned; the operator lists a two-building, 20 MW campus.
- Power note
- 20 MW critical capacity: ATL01A 8 MW, ATL01B 12 MW. Under 50 MW.
- Evidence
- Primary public records
- Size class
- Under 50 MW (outside main scope; kept for completeness)