Company: GIGGU
Filing Date: 2025-11-12
Form Type: S-4
Source: 0001193125-25-277896
Chunk: 656

Company: GigCapital7 Corp.
Filing Date: 2025-11-12
Form: S-4
Chunk 656
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 FIRPTA CertificateA-(v)
<div align='center'>**BUSINESS COMBINATION AGREEMENT**</div>

This Business Combination Agreement (this “Agreement”) is made and entered into as of September 27, 2025, by and among (i) GigCapital7 Corp., a Cayman Islands exempted company (which shall transfer by way of continuation and domesticate as a Delaware corporation prior to Closing) (the “Purchaser”), (ii) MMR Merger Sub, Inc., a Delaware corporation and a direct wholly owned subsidiary of the Purchaser (“Merger Sub”), and (iii) Hadron Energy, Inc., a Delaware corporation (the “Company”). The Purchaser, Merger Sub and the Company are sometimes referred to herein individually as a “Party” and, collectively, as the “Parties.” Certain capitalized terms used in this Agreement have the meanings given to them in Article X of this Agreement.

<div align='center'>**RECITALS:**</div>

WHEREAS, the Purchaser is a special purpose acquisition company incorporated as a Cayman Islands exempted company for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses;

WHEREAS, Merger Sub is a newly incorporated Delaware corporation, wholly owned by the Purchaser, and was formed for the purpose of effectuating the Merger (as defined below);

WHEREAS, at least two (2) Business Days prior to the Closing Date (as defined below) and subject to the satisfaction or waiver of the conditions of this Agreement (other than those conditions that by their nature are to be satisfied at the Closing), the Purchaser shall transfer by way of continuation from the Cayman Islands to the State of Delaware and domesticate as a Delaware corporation in accordance with Section 388 of the General Corporation Law of the State of Delaware, as amended (the “DGCL”), and Part 12 of the Companies Act (as revised) of the Cayman Islands (the “Cayman Companies Act,” and such continuation and domestication, the “Domestication”);

WHEREAS, in connection with the Domestication, (i) each then issued and outstanding Purchaser Class A Ordinary Share (other than any Purchaser Class A Ordinary Share included in the Cayman Purchaser Units) shall convert automatically, on a one-for-one basis, into one (1) share of Domesticated Purchaser Common Stock, (ii) each then issued and outstanding Purch