Company: SLNH
Filing Date: 2025-09-26
Form Type: S-3
Source: 0001493152-25-015742
Chunk: 32

Company: Soluna Holdings, Inc
Filing Date: 2025-09-26
Form: S-3
Chunk 32
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 of such issue.                                                                                                                              |

| II-6 |

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

Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-3 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Albany, New York, on September 26, 2025.

| SOLUNA         
 HOLDINGS, INC. |                   |
| By:            | /s/               
 John Belizaire    |
|                | John              
 Belizaire         
 Chief             
 Executive Officer |

| II-7 |

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

We, the undersigned officers and directors of Soluna Holdings, Inc., hereby severally constitute and appoint John Belizaire and David C. Michaels, and each of them singly (with full power to each of them to act alone), to sign any and all amendments (including post-effective amendments) to this registration statement (or any other registration statement for the same offering that is to be effective upon filing pursuant to Rule 462(b) under the Securities Act of 1933), and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done in and about the premises, as full to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents or any of them, or their or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities held on the dates indicated:

| Person               
 /s/                  
 John Belizaire       |     | Capacity                          
 Chief                             
 Executive Officer, Director       |     | Date      
 September 
 26, 2025  |
|:---------------------|:----|:----------------------------------|:----|:----------|
| John                 
 Belizaire            |     | -Principal                        
 Executive Officer                 |     |           |
| /s/                  
 David C. Michaels    |     |