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Aerial view of St. Louis city buildings

TerraWatt

InfrastructureSt. Louis, MO · Local officeWebsite not yet verified

At a glance

Status
Planned
Headquarters
Local office

What they do

TerraWatt is developing a 120 MW data center in Midtown St. Louis for AI and cloud workloads and has proposed a 200 MW campus in Alton.

Leadership: David Daneshforooz, co-founder and CEO

Funding and ownership

  • Private
  • Midtown project about $3.1B ($1B construction, $2B equipment)
  • Alton about $3B

Traction

  • Midtown permit approved with conditions Apr 21, 2026
  • Under appeal and litigation
  • Construction targeted Aug 2027
  • Alton under contingent purchase (Oct 2026)