Company: CGCT
Filing Date: 2025-01-29
Form Type: S-1
Source: 0001104659-25-006780
Chunk: 373

Company: Cartesian Growth Corp III
Filing Date: 2025-01-29
Form: S-1
Chunk 373
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 prospectus or prospectus                                                          
 of the undersigned registrant relating to the offering required to be filed pursuant to Rule 424; |

| (ii) | any free writing prospectus relating to                                                    
 the offering prepared by or on behalf of the undersigned registrant or used or referred to 
 by the undersigned registrant;                                                             |

| (iii) | the portion of any other free writing                                                     
 prospectus relating to the offering containing material information about the undersigned 
 registrant or its securities provided by or on behalf of the undersigned registrant; and  |

| (iv) | any other communication that is an offer                             
 in the offering made by the undersigned registrant to the purchaser. |

<div align='center'>II-3

Signatures</div>

Pursuant to the requirements of the Securities
Act of 1933, as amended, the registrant has duly caused this Registration Statement to be signed on its behalf by the undersigned,
thereunto duly authorized, in New York, New York, on the 28 day of January, 2025.

| Cartesian              
 Growth Corporation III |                   |
| By:                    | /s/ Peter Yu      |
| Name:                  | Peter             
 Yu                |
| Title:                 | Chief             
 Executive Officer |

KNOW ALL BY THESE PRESENTS, that each person
whose signature appears below constitutes and appoints each of Peter Yu and Rafael de Luque his true and lawful attorney-in-fact, with
full power of substitution and resubstitution for him and in his name, place and stead, in any and all capacities to sign any and all
amendments including post-effective amendments to this registration statement and any and all registration statements filed pursuant
to Rule 462 under the Securities Act of 1933, as amended, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorney-in-fact or
his substitute, each acting alone, may lawfully do or cause to be done by virtue thereof.

Pursuant to the requirements of the Securities
Act of 1933, as amended, this Registration Statement has been signed below by the following persons in the capacities and on
the dates indicated.

| Name                
 /s/ Peter Yu        |     | Position                                 
 Chairman                                 
 of the Board and Chief Executive Officer |     | Date     
 January  
 28, 2025 |