# EDGAR Filing Document

**Accession Number:** 0002073928
**File Stem:** 0001213900-25-079917
**Filing Date:** 2025-8
**Character Count:** 2477
**Document Hash:** 46bc28156489cfe25e14ed3865058ed6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-25-079917.hdr.sgml**: 20251216

**ACCESSION NUMBER**: 0001213900-25-079917

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250822

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** M3-Brigade Acquisition VI Corp.
- **CENTRAL INDEX KEY:** 0002073928
- **STANDARD INDUSTRIAL CLASSIFICATION:** BLANK CHECKS [6770]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**BUSINESS ADDRESS:**
- **STREET 1:** 1700 BROADWAY, 19TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019
- **BUSINESS PHONE:** 212-202-2200

**MAIL ADDRESS:**
- **STREET 1:** 1700 BROADWAY, 19TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019

**M3-BRIGADE ACQUISITION VI CORP.**<br> 1700 Broadway

19th Floor<br> New York, New York 10019

August 22, 2025

<u>VIA EDGAR</u>

<u> </u>

Division of Corporation Finance<br> Securities and Exchange Commission<br> 100 F Street, N.E.<br> Washington, D.C. 20549

Attention: Benjamin Holt and Pamela Long

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| | |
|:---|:---|
| **Re:** | **M3-Brigade Acquisition VI Corp.<br> Registration Statement on Form S-1<br> Filed August 4, 2025, as amended** |

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**File No. 333-289225**

Dear Ladies and Gentlemen:

Pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, we hereby respectfully request that the effective date of the above-referenced Registration Statement on Form S-1 (the "***Registration Statement***") of M3-Brigade Acquisition VI Corp. (the "***Company***") be accelerated to 4:30 p.m. Eastern Time on August 26, 2025, or as soon thereafter as may be practicable.

We understand that the Staff will consider this request as confirmation by the Company of its awareness of its responsibilities under the federal securities laws as they relate to the issuance of the securities covered by the Registration Statement. If you have any questions regarding the foregoing, please contact Raphael M. Russo of Paul, Weiss, Rifkind, Wharton & Garrison LLP at (212) 373-3309.

\* \* \* \* \*

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| | | |
|:---|:---|:---|
| Very truly yours, | Very truly yours, | Very truly yours, |
| By: | /s/ Eric Greenhaus | /s/ Eric Greenhaus |
|  | Name: | Eric Greenhaus |
|  | Title: | Chief Financial Officer |

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[*Signature Page to Acceleration Request—M3-Brigade Acquisition VI Corp.*]