EPISTAR

Appliances, Electrical, and Electronics ManufacturingHsinchu, Taiwan501-1000 Employees

EPISTAR is a mid-sized semiconductor company based in Hsinchu, Taiwan, operating in the Appliances, Electrical, and Electronics Manufacturing sector. It has a long-standing focus on epitaxial design and aims to advance optoelectronic semiconductor technologies for automotive applications, advanced displays, smart sensing, and Emerging Market opportunities. In October 2025, the firm was renamed Ennostar Corporation and became a subsidiary of Ennostar Inc.

Its work targets customers in automotive, display, and sensing technologies, providing foundational components for these applications. Within the broader electronics manufacturing industry, the company relies on its epitaxial design capabilities to support optoelectronic devices. The organization is based in Hsinchu, Taiwan, and employs several hundred people.

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