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Ginetto Addiego

Ginetto Addiego

Chief operating officer at Mivium, a maker of GaN powder

Executive
Updated Nov 7, 2026·Latest SEC filing Oct 23, 2026·Suggest an edit

About Ginetto Addiego

Ginetto Addiego, PhD, is chief operating officer of Mivium, which makes GaN powder. He leads the company's execution work and its supply chain.

Before Mivium he was senior vice president and head of corporate operations at Applied Materials, a supplier of semiconductor equipment. He was also chief operating officer and president of Ultra Clean Technology, with responsibility for company performance, including eight manufacturing facilities in the US and Asia. Earlier he led global operations at Novellus, before Lam Research acquired it.

Experience

This experience comes from official bios and from SEC filings. For roles taken from filings, the years are when the filings name Ginetto Addiego in the role, so the role may have started earlier or lasted longer.

Mivium, Inc. Current
COO
2026 – Present · South El Monte, CA
Mivium makes phase-pure gallium nitride particles with a patented process and plans to follow the powder with GaN substrates.
Applied Materials
SVP and Head of Corporate Operations
Ultra Clean Technology
COO and President

Key Colleagues at Startups

The people Ginetto Addiego works with at each company, as listed on that company's latest Form D.

Mivium, Inc. · Form D/A, Oct 23, 2026
ET
Eric Tsai
Co-Founder, CEO and director
Rick Qiu
Rick Qiu
Co-Founder & General, director
JQ
Jim Qiu
Co-Founder & Chairman of the Board

Sources

  1. SECMivium, Inc. Form D/A, filed Oct 23, 2026
  2. companyMivium GaN powder page