Semiconductor & AI supply-chain companies in Australia

As of 2026-09-05, wafergraph tracks 3 semiconductor and AI supply-chain companies headquartered in Australia, across 1 value-chain segment, most of them in AI & Data Center (3). The largest by market cap is IREN at $17.6B; the 2 priced companies total $24.7B. 0 hold a monopoly or leader position in their segment.

Data as of 2026-09-05 · country = headquarters, not fab location · market caps from the daily wafergraph pipeline (Yahoo × SEC shares); unpriced companies are listed but not summed

Largest Australia companies by market cap

All 3 companies by segment

AI & Data Center (3)

  • NEXTDC — Australian hyperscale data-center operator. major · $7.0B
  • AirTrunk — Asia-Pacific hyperscale data-center operator (Blackstone owned). major
  • IREN — Builds and operates data centers for AI compute and bitcoin mining. challenger · $17.6B

Tracked revenue

2 of the 3 companies report revenue in the dataset, totalling $1.1B (latest fiscal year per company, SEC EDGAR or Wikidata).

Cite as: wafergraph, “Semiconductor companies in Australia — 3 tracked, ranked by market cap”, https://wafergraph.com/country/australia/ (data as of 2026-09-05).

Open the interactive geography view →

Track the chain

What moved in the semiconductor supply chain — This Week in the Chain, the free weekly wafergraph briefing.

Subscribe to the free weekly briefing →

Free · no login · 615 companies, updated weekly