Company: HYAC-WT
Filing Date: 2025-10-21
Form Type: 425
Source: 0001104659-25-101289
Chunk: 4

Company: Haymaker Acquisition Corp. 4
Filing Date: 2025-10-21
Form: 425
Chunk 4
---
the Schwarz businesses, risks related to disruption of management time from ongoing business operations due to the transaction, risks
related to the incurrence of substantial transaction costs, the risk that the transaction could have an adverse effect on the ability
of Suncrete or Schwarz to retain customers and retain and hire key personnel and maintain relationships with their respective suppliers
and customers, and the risk that Suncrete and Schwarz may be unable to achieve synergies or it may take longer than expected to achieve
those synergies. 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 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, or intends, 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 21, 2025                                        |
|:--------|:----|:-----------------------------------------------------------------------------|
| 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 21, 2025