# TSMC to invest additional $100B in Arizona fab expansion

TSMC announced an additional $100 billion investment in its Arizona facility, bringing total investment to $265 billion, to expand AI chip production capacity. The expansion includes front-end wafer fabs and back-end advanced packaging fabs.

- Type: Expansion
- Announced: 2026-07-20
- Where: Arizona, United States
- Value: $100.0B
- Status: announced
- Products: AI chips, advanced packaging
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [TSMC](https://endata.com/companies/15886.md)

## Sources

- [nvtbkk.org](https://nvtbkk.org/article/tsmc-s-100b-ai-chip-factory-expansion-in-arizona-what-it-means-for-the-future-of-tech), 2026-11-08: "This expansion is a response to the multi-year demand surge from customers, with a particular focus on the high-end market."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.