Company: GIGGU
Filing Date: 2025-12-01
Form Type: 425
Source: 0001193125-25-303168
Chunk: 1

Company: GigCapital7 Corp.
Filing Date: 2025-12-01
Form: 425
Chunk 1
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 years entrepreneurial private and public company Chief Executive Officer and Chairman of the Board experience, which brings unmatched expertise in public-company formation, capital markets, governance, and long-term strategic
scaling.

Ambassador Adrian Zuckerman – As an Independent BOD member, Chair of the Nominating and Corporate Governance Committee, and member of the Compensation Committee

Former U.S. Ambassador to Romania between the years of 2018 and 2020, and a seasoned international attorney known for
advancing U.S. energy security, foreign investment, and rule-of-law reforms. With decades of legal and policy leadership at the intersection of government, global
commerce, and infrastructure, he brings strategic geopolitical insight and strong governance expertise to Hadron’s BOD.

Robert Lewis – As an Independent BOD member, member of the Nominating and Corporate Governance and the Audit Committees

Past senior NRC executive with 32 years of
leadership in nuclear safety, security, and emergency preparedness. As NRC Deputy Executive Director for Operations, he oversaw nuclear materials, fuel cycle, waste management, rulemaking, and environmental programs, shaping post-Fukushima reforms
and major regulatory modernizations. He now advises industry on licensing and regulatory strategy.

Bryan Timm – As an Independent BOD member, Chair of the Audit Committee and member of the Compensation Committee

Veteran public-company operator and board leader with deep expertise in audit,
finance, and large-scale operational transformation. He spent 20 years at Columbia Sportswear (Nasdaq: COLM) as President, COO, and CFO and served nearly two decades on the Umpqua Holdings (Nasdaq: UMPQ) board as Vice Chairman of the Board and Audit
Committee Chair. He currently chairs the Audit Committee of GigCapital8 (Nasdaq: GIW) and brings strong capital-markets, governance, and financial-oversight experience to Hadron.

Dr. Raluca Dinu – As an Independent BOD member, Chair of the Compensation Committee and member of the Nominating and Corporate Governance Committee

Semiconductor industry executive and Chief Executive Officer of QT Imaging Holdings (OTCQB:QTIH)
with a track record of driving global operations, manufacturing excellence, and cross-border technology integrations. As a Managing Partner at GigCapital Global and former senior executive at IDT International, Renesas and GigPeak/GigOptix, she
brings deep operational rigor, compensation-design expertise, and public-company transactional experience to Hadron