Company: HVIIR
Filing Date: 2025-12-23
Form Type: S-4
Source: 0001493152-25-029121
Chunk: 725

Company: Hennessy Capital Investment Corp. VII
Filing Date: 2025-12-23
Form: S-4
Chunk 725
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 /s/                
 Javier Saade       |     |                                                       |     |          |
| Javier             
 Saade              |     | Director                                              |     | December 
 23, 2025 |
| /s/                
 Poonam Sharma      |     |                                                       |     |          |
| Poonam             
 Sharma             |     | Director                                              |     | December 
 23, 2025 |

| II-4 |

<div align='center'>SIGNATURES</div>

Pursuant to the requirements of the Securities Act, as amended, the Co-Registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, in West Palm Beach, Florida on December 23, 2025.

| ONE                
 NUCLEAR ENERGY LLC |                                                            |
| By:                | /s/                                                        
 Richard Taylor                                             |
| Name:              | Richard                                                    
 Taylor                                                     |
| Title:             | Co-Founder,                                                
 Chairman of the ONE Nuclear Board, Chief Executive Officer |

<div align='center'>POWER OF ATTORNEY</div>

Each of the undersigned individuals hereby severally constitutes and appoints Richard Taylor as the attorney-in-fact for the undersigned, in any and all capacities, with full power of substitution and re-substitution, to sign any and all pre- or post-effective amendments to this registration statement, any subsequent registration statement for the same offering which may be filed pursuant to Rule 413 or 462 under the Securities Act of 1933, as amended, and any and all pre- or post-effective amendments thereto, and to file the same with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorney-in-fact full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact may lawfully do or cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Act, as amended, this registration statement has been signed by the following persons on behalf of the Co-Registrant and in the capacities and on the dates indicated:

| Signature      
 /s/            
 Richard Taylor 
 Richard        
 Taylor         |     | Title                                                      
 Co-Founder,                                                
 Chairman of the ONE Nuclear Board, Chief Executive Officer 
 (Principal                                                 
 Executive Officer)