TSMC confirms major Arizona expansion

TSMC has confirmed a major expansion of its Arizona operations following record second-quarter earnings. The company had earlier been reported to be preparing an investment package to add four more fabs to its Arizona facility, and the plan now appears to have been finalized as TSMC increases its commitment to the site.

The Arizona project is expected to draw support from TSMC’s supply chain partners, which are preparing to contribute to the broader investment effort. The added funding is aimed at building more independent supply chain capacity around the facility. In January, TSMC reportedly purchased an additional 900 acres of land directly across the highway from its existing campus north of Phoenix, positioning the company for a larger U.S. manufacturing footprint while it continues investing in Taiwan.