NorthVault AI

London, Ontario developer marketing a proposed 43.75 MW liquid-cooled AI data centre campus in Ontario, with 4 MW of grid power secured and full energization targeted for 2027. Nothing is built yet.

• Announced a proposed 43.75 MW AI data centre campus in Ontario in June 2026, with 4 MW of grid power available now — grid capacity, not built IT load. prnewswire.com ↗

• Targets the full 43.75 MW energized by Q3 2027, with a stated path to 120 MW thereafter. No capacity is described as operating today. prnewswire.com ↗

• States it has completed its System Impact Assessment, with the build-out independently validated by Computer Room Services Corporation. prnewswire.com ↗

• The announcement's own disclaimer states its figures are indicative, subject to final engineering, utility confirmation and definitive agreements. prnewswire.com ↗

• Describes its site as a confirmed, shovel-ready site in Ontario and quotes a designed PUE of about 1.15 — a design target, not a measured figure. northvault.ai ↗

• Operates as Marina View LP o/a NorthVault AI, with a registered address at 633 Waterloo Street, London, Ontario; the campus municipality is not disclosed. northvault.ai ↗

1. Jun 25, 2026Expansion

   NorthVault AI unveils 43.75 MW AI data centre campus in Ontario, with 4 MW available now

   NorthVault AI announced a power-secured Ontario campus with 4 MW of grid power available now and the full 43.75 MW targeted for Q3 2027, plus a path to 120 MW. The release describes direct liquid-to-chip cooling with a zero-water closed loop and dark fibre routes to Toronto and Chicago.

   prnewswire.com ↗