Company: HYAC-WT
Filing Date: 2025-10-10
Form Type: 425
Source: 0001104659-25-098547
Chunk: 7

Company: Haymaker Acquisition Corp. 4
Filing Date: 2025-10-10
Form: 425
Chunk 7
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, with the 
 SEC.                                                                                                     |

The foregoing list of risk factors is not exhaustive.
You should carefully consider the foregoing factors and the other risks and uncertainties described in the “Risk Factors”
section Haymaker’s Annual Report on Form 10-K, Quarterly Reports on Form 10-Q, and the registration statement on Form S-4 and proxy
statement/prospectus that will be filed by PubCo and Suncrete, and other documents filed or to be filed by PubCo, Haymaker and Suncrete
from time to time with the SEC. These filings do or will identify and address other important risks and uncertainties that could cause
actual events and results to differ materially from those contained in the forward-looking statements. There may be additional risks that
none of PubCo, Suncrete or Haymaker presently know or currently believe are immaterial that could also cause actual results to differ
materially from those contained in the forward-looking statements. Forward-looking statements speak only as of the date they are made.
Readers are cautioned not to put undue reliance on forward-looking statements, and none of the parties or any of their representatives
assumes any obligation and does not intend to update or revise these forward-looking statements, whether as a result of new information,
future events, or otherwise. None of the parties or any of their representatives gives any assurance that PubCo, Suncrete or Haymaker
will achieve its expectations.

| Item 9.01 | Financial Statements and Exhibits. |

(d) Exhibits.

| Exhibit 
 Number  
 99.1    |     | Description                                                                  
 Press Release, dated October 9, 2025                                         |
|:--------|:----|:-----------------------------------------------------------------------------|
| 99.2    |     | Investor Presentation                                                        |
| 104     |     | Cover Page Interactive Data File (embedded within the Inline XBRL document). |

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

Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this Current Report to be signed on its behalf by the undersigned hereunto duly authorized.

| October 10, 2025 | Haymaker Acquisition Corp. 4 |                                                     |
|:-----------------|:-----------------------------|:----------------------------------------------------|
|                  | By:                          | /s/ Christopher Bradley                             |
|                  | Name:                        | Christopher Bradley                                 |
|                  | Title:                       | Chief Executive Officer and Chief Financial Officer |