Cardinal Infrastructure Group Inc.
For the period ended Mar 31, 2026. Filed May 13, 2026.
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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Mar 31, 2026 · Filed May 13, 2026
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Item 6. Exhibits
The exhibits required to be filed by Item 601 of Regulation S-K are listed in the Index to Exhibits of this report and incorporated by reference herein.
Exhibit Index
| Incorporation By Reference | |||||
|---|---|---|---|---|---|
| ExhibitNumber | Description | Form | File Number | Exhibit Number | Filing Date |
| 2.1^ | Membership Interests Purchase and Contribution Agreement, dated February 18, 2026, by and among Diamond Interests Group, LLC, A.L. Grading Contractors, LLC, Anthony L. Wood, Jr., Benjamin A. Wood, Cardinal Civil Contracting Holdings LLC, and Cardinal Infrastructure Group Inc. | 8-K | 001-43004 | 2.1 | February 19, 2026 |
| 10.1^ | First Amendment to Credit Agreement, dated as of February 18, 2026, by and among Cardinal Civil Contracting, LLC, Cardinal Civil Contracting Holdings LLC, the subsidiary guarantors party thereto and Truist Bank, as administrative agent and lender and the other lenders party thereto | 8-K | 001-43004 | 10.5 | February 19, 2026 |
| 18.1* | Letter of preferability regarding change in accounting principle from Grant Thornton LLP, Independent Registered Public Accounting Firm. | ||||
| 31.1* | Certification of Principal Executive Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. | ||||
| 31.2* | Certification of Principal Financial Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. | ||||
| 32.1* | Certification of Principal Executive Officer Pursuant to 18 U.S.C. Section | ||||
| 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. | |
| 32.2* | Certification of Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. |
| 95* | Mine Safety Disclosure Exhibit |
| 101.INS | Inline XBRL Instance Document – the instance document does not appear in the Interactive Data File because XBRL tags are embedded within the Inline XBRL document. |
| 101.SCH | Inline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents |
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document) |
- Filed herewith.
^ Schedules have been omitted pursuant to Item 601(b)(5) of Regulation S-K. The Registrant undertakes to furnish supplemental copies of any of the omitted schedules upon request by the SEC.
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