Company: GIGGU
Filing Date: 2025-10-27
Form Type: 425
Source: 0001193125-25-251693
Chunk: 18

Company: GigCapital7 Corp.
Filing Date: 2025-10-27
Form: 425
Chunk 18
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. 18/22 (1) Contract Positions

CONFIDENTIAL We've assembled an all-star engineering team, launched digital twin development, and filed four patents, NUCLEAR IS SLOW both utility and design, alongside securing six copyrights and trademarks. Our breakthrough patent-pending MMR core design anchors a strong IP foundation as we engage with the DOD, DOE, and NRC. Having BUT WE ARE FAST already engaged at the letter of intent stage with more than 6 potential customers, Hadron is scaling fast. Market Overview Commercial Traction Signiﬁcant Government DOE Projects Power Growth Multiple GWs Pipeline of Interest From Potential (1) Support of 15-20% by 2035 Near-term Opps Customers for Hundreds of Units 100% of Approved Reactors in Strong Push for Low Carbon Active Discussions with the U.S. are Light Water Designs Energy Solutions Leading Hyperscalers Product Regulatory & Scientific Engagements 10-Year Refueling Cycle 50-Year Useful Life 10 MW of Electrical Power 35 MW of Thermal Power P. 19/22 DEMONSTRATED TRACTION Source: (1) IEA, Demand: Global electricity use to grow strongly in 2025 and 2026

CONFIDENTIAL Transaction Highlights Sources & Uses ($ Millions) SOURCES • Implied pre-money equity value of $1.0B Hadron Energy Rollover Equity $1,000.0 Valuation • Transaction implies ~$1.2B pro-forma enterprise value (1) Cash in Trust / PIPE Proceeds $211.8 Total sources $1,211.8 • Assumes ~$212M at $10.59 per share from a combination of PIPE Proceeds and Cash in Trust Financing USES • Expected uses include OPEX & MMR Development Equity to Hadron Energy $1,000.0 Cash to Balance Sheet $199.9 • Hadron Energy shareholders would roll 100% of their equity Deal Transaction Expenses $11.9 and are expected to have a pro- forma equity ownership of Structure 75.0% Total uses $1,211.8 Pro Forma Valuation ($ Millions) Pro Forma Ownership PF Shares Outstanding (Millions) 133.3 Shares (Millions) % Own. (1) Share Price ($) $10.59 100.0 75.0% Hadron PF Equity Value $1,412 .0 13.3 10.0% SPAC Sponsor (1) (- ) PF Net Cash ($199