How well evidenced is it
Construction or financing is evidenced, or several independent signals agree. The rules are fixed and published on the Methodology page.
Reaching this stage requires a dated construction source, which corroborates the project on its own.
Named funderYes
Disclosed clientNo
Committed or approved capitalYes
Dated, sized phaseNo
Three or more sourcesYes
Dated source in the last 24 monthsYes
AI workloads
StatusConfirmed
AirTrunk liquid-cooled design standard
Who is behind it
OperatorAirTrunk · Colocation
Funder, EquityBlackstone
Funder, EquityCPP Investments
No tenant disclosed. Most colocation leases are confidential, so this says nothing about occupancy.
Money at this site
Announced investment, 2025-02RM9.7bn (about US$2.2bn)
The figure covers several facilities.
Platform deals that include it
Blackstone/CPP acquisition of AirTrunk
Platform acquisition, 2024-09US$16.1bn
AirTrunk Malaysia total commitment
Country programme, 2026-05US$6.8bn
IFC investment in AirTrunk Johor
Debt, 2026-05-29US$175m
AirTrunk JHB2 green project financing
Debt, 2026-07-29US$2.3bn
Platform capital spans several sites. It is never added to this project's own figure.
Who builds it
Main contractorLeighton Malaysia Confirmed source ↗ Construction and fit-out
Land
Industrial estateSiLC (UEM Sunrise) · 11 ha Confirmed source ↗ Power supply
Grid supplyTNB · Jul 2026 Confirmed source ↗ 30MW solar PPA plus 1MW rooftop per building · About 4,468 GWh a year for JHB1 and JHB2 at full use; design PUE 1.37
Virtual renewable dealib vogt (via TNB grid) · 29.99 MW · Jul 2026 Reported source ↗ Solar, Corporate Green Power Programme, operating from July 2026 · Covers AirTrunk's Malaysia platform, not JHB2 alone · Covers the operator's wider portfolio in this country, not this site alone.
Water and cooling
WaterMains drinking water · Ranhill SAJ; reclaimed water planned via Johor Special Water with IWK effluent · 910 million litres a year Confirmed source ↗ Volume is for JHB1 and JHB2 at full use. The reclaimed water plant had not started as of July 2026 (The Star)
CoolingDirect liquid cooling · design PUE 1.37 Confirmed source ↗ Water-efficient cooling; liquid cooling at the campus