Company: APACU
Filing Date: 2025-07-07
Form Type: S-1/A
Source: 0001829126-25-004915
Chunk: 358

Company: StoneBridge Acquisition II Corp
Filing Date: 2025-07-07
Form: S-1/A
Chunk 358
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 to such first use, supersede or modify any statement that was made in the registration statement or prospectus that was part of the registration statement or made in any such document immediately prior to such date of first use. |

| (4) | For the purpose of determining liability of a registrant under the Securities Act of 1933 to any purchaser in the initial distribution of the securities, the undersigned registrant undertakes that in a primary offering of securities of an undersigned registrant pursuant to this registration statement, regardless of the underwriting method used to sell the securities to the purchaser, if the securities are offered or sold to such purchaser by means of any of the following communications, the undersigned registrant will be a seller to the purchaser and will be considered to offer or sell such securities to such purchaser: |

| (i) | any preliminary 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 an 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-4</div>

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

Pursuant to the requirements of the Securities
Act of 1933, 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 7 day of July, 2025.

| Stonebridge Acquisition II Corporation |                         |
| By:                                    | /s/ Bhargav Marepally   |
| Name:                                  | Bhargav Marepally       |
| Title:                                 | Chief Executive Officer |

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

KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints each of Bhargav Marepally and Prabhu Antony his true and lawful attorney-in-fact, with full power of substitution and resubstitution for him and in his name, place and