Company: BLZRW
Filing Date: 2025-08-25
Form Type: S-1/A
Source: 0001213900-25-080183
Chunk: 336

Company: Trailblazer Acquisition Corp.
Filing Date: 2025-08-25
Form: S-1/A
Chunk 336
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SIGNATURES 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 25 thday of August, 2025.

| Trailblazer Acquisition Corp. |     |                         |
| By:                           |     | /s/ Eric Semler         |
| Name:                         |     | Eric Semler             |
| Title:                        |     | Chief Executive Officer |

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/ Eric Semler    |     | Position                                    
 Chief Executive Officer and Director        |     | Date            
 August 25, 2025 |
|:-------------------|:----|:--------------------------------------------|:----|:----------------|
| Eric Semler        |     | -principal executive officer                |     |                 |
| /s/ Eamon P. Smith |     | Chief Financial Officer                     |     | August 25, 2025 |
| Eamon P. Smith     |     | -principal financial and accounting officer |     |                 |

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AUTHORIZED REPRESENTATIVE IN THE UNITED STATES Pursuant to the requirements of Section 6(a) of the Securities Act of 1933, the undersigned has signed this registration statement, solely in its capacity as the duly authorized representative of Trailblazer Acquisition Corp., in New York, New York, on the 25 thday of August, 2025.

| By:    |     | /s/ Eric Semler         |
| Name:  |     | Eric Semler             |
| Title: |     | Chief Executive Officer |

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