Company: MBVI
Filing Date: 2025-07-02
Form Type: DRS
Source: 0001213900-25-060580
Chunk: 344

Company: M3-Brigade Acquisition VI Corp.
Filing Date: 2025-07-02
Form: DRS
Chunk 344
---
 appoints each of Mohsin Y. Meghji and Charles Garner 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 -effectiveamendments to this registration statement and any and all related 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 SEC, hereby ratifying and confirming all that said attorney -in -factor 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.

| Signature        |     | Title                                       |     |   Date |
|                  |     | Executive Chairman                          |     | , 2025 |
| Mohsin Y. Meghji |     | -Principal Executive Officer                |     |        |
|                  |     | Chief Financial Officer                     |     | , 2025 |
| Eric Greenhaus   |     | -Principal Financial and Accounting Officer |     |        |

II-4

AUTHORIZED REPRESENTATIVE 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 M3 -BrigadeAcquisition VI Corp., in New York, New York, on the day of , 2025.

| M3-Brigade Acquisition VI Corp. |     |        |     |                    |
| By:                             |     |        |     |                    |
|                                 |     | Name:  |     | Mohsin Y. Meghji   |
|                                 |     | Title: |     | Executive Chairman |

II-5