PRESS RELEASE
3 November 2025

Appleby Advises One Nuclear Energy LLC On Its USD1.1 Billion De-SPAC Merger With Hennesy Capital Investment Corp VII

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Appleby

Contributor

Appleby is one of the world’s leading offshore law firms, operating in 10 highly regarded and well-regulated locations. We provide comprehensive, expert advice and services across a number of key practice areas. We work with our clients to achieve practical solutions whether from a single location or across multiple jurisdictions.
One Nuclear Energy has agreed to go public through a merger with HVII a publicly traded special purpose acquisition company, valuing the company at $1.1 billion, with an expected close in the first half of 2026.
Cayman Islands

Appleby is pleased to announce that it acted as Cayman Islands legal counsel to One Nuclear Energy LLC. in connection with the closing of its business combination with Hennessy Capital Investment Corp. VII (NASDAQ: HVII).

One Nuclear Energy has agreed to go public through a merger with HVII a publicly traded special purpose acquisition company, valuing the company at $1.1 billion, with an expected close in the first half of 2026.

One Nuclear Energy is a first mover in gas/nuclear hybrid infrastructure for usage in AI-powered data centers and industrial consumers. The merger with HVII is expected to raise as much as $210 million to help the company develop about 2 gigawatts of gas capacity by 2028.

Upon completion of the transaction, One Nuclear Energy plans to trade on the Nasdaq under the symbol "ONEN."

Appleby advised on all Cayman Islands legal aspects of the transaction, drawing on its extensive experience in cross-border SPAC mergers and capital markets transactions.

The team was led by Counsel Alexandra Low, with Partner Simon Raftopoulos and other members of the corporate team.

This transaction continues Appleby's market leading track record advising on high-profile de-SPAC combinations and capital markets transactions across the natural resources and energy sectors.

Contributor

Appleby is one of the world’s leading offshore law firms, operating in 10 highly regarded and well-regulated locations. We provide comprehensive, expert advice and services across a number of key practice areas. We work with our clients to achieve practical solutions whether from a single location or across multiple jurisdictions.

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