Company: SDHIU
Filing Date: 2025-03-31
Form Type: S-1MEF
Source: 0001213900-25-026608
Chunk: 0

Company: Siddhi Acquisition Corp (Cayman Islands)
Filing Date: 2025-03-31
Form: S-1MEF
Chunk 0
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<div align='center'>As filed with the U.S. Securities and Exchange Commission on March 31, 2025</div>

Registration No. 333-___________

<div align='center'>UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM S-1
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933

Siddhi Acquisition Corp(Exact name of registrant as specified in its charter)</div>

| Cayman Islands                  |     |                         6770 |     | 98- 1799837           |
| (State or other jurisdiction of 
 incorporation or organization)  |     | -Primary Standard Industrial 
   Classification Code Number |     | -I.R.S. Employer      
 Identification Number |

<div align='center'>Chief Executive Officer
100 Wall Street, 20 thFloor
New York, NY 10005
347-316-8312(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

Sam Potter
Chief Executive Officer
100 Wall Street, 20 thFloor
New York, NY 10005
347-316-8312
(Name, address, including zip code, and telephone number, including area code, of agent for service)

Copies to:</div>

| Giovanni Caruso    
 Loeb & Loeb LLP    
 345 Park Avenue    
 New York, NY 10154 
 (212) 407-4000     |     | Simon Raftopoulos                  
 Alexandra Low                      
 Appleby (Cayman) Ltd.              
 9th Floor, 60 Nexus Way Camana Bay 
 Grand Cayman, KY1-1104             
 (345) 949-4900                     |     | Gregg A. Noel               
 Brian D. Paulson            
 Skadden, Arps, Slate,       
 Meagher & Flom LLP          
 525 University Avenue       
 Palo Alto, California 94301 
 (650) 470-4500              |

Approximate date of commencement of proposed sale to the public:As soon as practicable after the effective date of this registration statement.

If any of the securities being registered on this
Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933 check the
following box: ☐

If this Formis filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act,
please check