Company: HYAC-WT
Filing Date: 2025-10-14
Form Type: 425
Source: 0001104659-25-099338
Chunk: 13

Company: Haymaker Acquisition Corp. 4
Filing Date: 2025-10-14
Form: 425
Chunk 13
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 securities of PubCo issued to such holder pursuant to the Business Combination Agreement (such securities, the “Lock-up
Securities”), (B) enter into any swap or other arrangement that transfers to another, in whole or in part, any of the economic consequences
of ownership of the Lock-up Securities, or (C) publicly announce the intention to do any of the foregoing, subject to certain exceptions.
Notwithstanding the foregoing, pursuant to the Company Equityholder Support Agreement, (i) 33.33% of the Lock-up Securities held by the
applicable holder as of the Closing Date will be automatically released from the lock-up restrictions on the six month anniversary of
the Closing Date and (ii) 33.33% of the Lock-up Securities held by the applicable holder as of the Closing Date will be automatically
released from the lock-up restrictions on the nine month anniversary of the Closing Date.

The Company Equityholder Support Agreement will
terminate upon the earlier to occur of (a) the Acquisition Merger Effective Time (subject to the survival of certain provisions,
including the lock-up provisions described in the paragraph above), (b) the date of the valid termination of the Business Combination
Agreement in accordance with its terms, or (c) the effective date of a written agreement of Suncrete, PubCo and the equityholder
terminating the Company Equityholder Support Agreement.

The foregoing description of the Company Equityholder
Support Agreement is qualified in its entirety by reference to the full text of the form of the Company Equityholder Support Agreement,
which is included as Exhibit 10.1 to this Current Report on Form 8-K/A, and is incorporated herein by reference.

Sponsor Support Agreement

Concurrently with the execution and delivery of
the Business Combination Agreement, the Sponsor and certain officers and directors of SPAC (such holders, the “Sponsor Related Parties”)
entered into an agreement (the “Sponsor Support Agreement”) with Suncrete and PubCo, which supersedes the letter agreement
dated July 25, 2023, among the SPAC, Sponsor and the Sponsor Related Parties. Pursuant to the Sponsor Support Agreement, among other things,
Sponsor and the Sponsor Related Parties agreed to vote in favor of the adoption and approval of the Business Combination Agreement and
the transactions contemplated thereby and waive the anti-dilution rights set forth in SPAC’s organizational documents. The Sponsor
and Sponsor Related Parties also agreed, until the earlier of the Initial Closing and the termination of the Business Combination Agreement