Exhibit
31.1
CERTIFICATION OF
PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER
PURSUANT TO RULE
13A-14(A) UNDER THE SECURITIES EXCHANGE ACT OF 1934,
AS ADOPTED
PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
I, David Boris,
certify that:
| 1. | I
have reviewed this quarterly report on Form 10-Q of Highview Merger Corp.; |
| 2. | Based
on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a
material fact necessary to make the statements made, in light of the circumstances under which such statements
were made, not misleading with respect to the period covered by this report; |
| 3. | Based
on my knowledge, the financial statements, and other financial information included in this report, fairly
present in all material respects the financial condition, results of operations and cash flows of the
registrant as of, and for, the periods presented in this report; |
| 4. | The
registrant’s other certifying officer(s) and I are responsible for establishing and maintaining
disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the
registrant and have: |
| a) | Designed
such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed
under my supervision, to ensure that material information relating to the registrant, is made known to us
by others within those entities, particularly during the period in which this report is being
prepared; and |
| b) | (Paragraph
omitted pursuant to Exchange Act Rules 13a-14(a) and 15d-15(a); |
| c) | Evaluated
the effectiveness of the registrant’s disclosure controls and procedures and presented in this report my
conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period
covered by this report based on such evaluation; and |
| d) | Disclosed
in this report any change in the registrant’s internal control over financial reporting that occurred
during the registrant’s most recent fiscal quarter (the registrant’s fourth fiscal quarter in the
case of an annual report) that has materially affected, or is reasonably likely to materially affect, the
registrant’s internal control over financial reporting; and |
| 5. | The
registrant’s other certifying officer(s) and I have disclosed, based on our most recent evaluation of
internal control over financial reporting, to the registrant’s auditors and the audit committee of the
registrant’s board of directors (or persons performing the equivalent functions): |
| a) | All
significant deficiencies and material weaknesses in the design or operation of internal control over financial
reporting which are reasonably likely to adversely affect the registrant’s ability to record, process,
summarize and report financial information; and |
| b) | Any
fraud, whether or not material, that involves management or other employees who have a significant role in the
registrant’s internal control over financial reporting. |
Date: November 13,
2026
| | /s/
David Boris |
| | David
Boris |
| | Chief
Executive Officer and Chief Financial Officer |
| | (Principal
Executive Officer and
Principal Financial and Accounting Officer) |