UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): March 1219, 2026

Cardinal Infrastructure Group Inc.

(Exact name of Registrant as Specified in Its Charter)


Delaware	001-43004	39-3180206
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

100 E. Six Forks Road, #300
Raleigh, North Carolina		27609
(Address of Principal Executive Offices)		(Zip Code)

     Registrant’s Telephone Number, Including Area Code: 919 324-1964

    

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Class A Common Stock, $0.0001 Par Value	CDNL	The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☒

Item 52.02. Departure ofResults Directors or Certain Officers; Election of Directors;Operations Appointmentand ofFinancial Certain Officers; Compensatory Arrangements of Certain OfficersCondition.

~~Appointment~~On March 19, 2026, Cardinal Infrastructure Group Inc. (the “Company”) issued a press release announcing its financial results of ~~Director~~operations for the year ended December 31, 2025, and other related information. Also on March 19, 2026, the Company made available on its website at www.cardinalinfrastructuregroup.com certain supplemental information concerning the Company’s financial results and operations for the year ended December 31, 2025. Copies of such press release and supplemental information are furnished as Exhibits 99.1 and 99.2, respectively, to this Current Report on Form 8-K and are incorporated herein by reference.

OnIn ~~March~~accordance ~~12,~~with ~~2026~~General Instructions B.2 and B.6 of Form 8-K, the ~~Board~~information ofincluded ~~Directors~~in ofthis ~~Cardinal~~Current ~~Infrastructure~~Report ~~Group~~on ~~Inc~~Form 8-K, including Exhibits 99.1 ~~(the~~and 99.2 hereto, shall not be deemed “~~Company~~filed”) ~~appointed~~for ~~Anthony~~purposes L.of ~~Wood,~~Section 18 of the ~~President~~Securities ofExchange ~~A.L.~~Act ~~Grading~~of ~~Contractors~~1934, ~~LLC~~as amended (the “~~ALGC~~Exchange Act”), ~~which~~or ~~was~~otherwise ~~acquired~~subject byto the ~~Company~~liabilities onof ~~February~~that 18section, ~~2026,~~nor toshall ~~serve~~it onbe ~~the~~deemed ~~Company’s~~incorporated ~~Board~~by ofreference ~~Directors~~into toany ~~hold~~filing ~~office~~made ~~until~~by the Company’s ~~2026~~under ~~annual~~the ~~meeting~~Exchange ~~and~~Act ~~until~~or ~~his~~the ~~successor~~Securities isAct ~~duly~~of ~~elected~~1933, ~~and~~as ~~qualified~~amended, orexcept ~~until~~as ~~his~~shall ~~earlier~~be ~~resignation,~~expressly ~~removal,~~set ~~incapacity~~forth orby ~~death~~specific reference in such a filing.

The information required under Item 57.0201 of Regulation S-KFD with respect to the appointment of Anthony LDisclosure. Wood was contained in the Current Report on Form 8-K filed by the Company on February 18, 2026 with respect to the acquisition of ALGC and is incorporated by reference herein.

~~Appointment~~The ofdisclosure ~~Chief~~contained ~~Operating~~in ~~Officer~~Item 2.02 is incorporated herein by reference.

OnItem ~~March 12, 2026, the Board of Directors of the Company appointed Benjamin A~~9.01 ~~Wood,~~Financial ~~the~~Statements ~~vice president of ALGC, as the Company’s Chief Operating Officer to serve until his successor shall have been duly elected or appointed~~ and ~~shall have qualified or until his earlier death, resignation or removal~~Exhibits.

~~The~~(d) ~~information required under Item 5~~Exhibits.02 of Regulation S-K with respect to the appointment of Benjamin A. Wood was contained in the Current Report on Form 8-K filed by the Company on February 18, 2026 with respect to the acquisition of ALGC and is incorporated by reference herein.

SIGNATURES


Exhibit Number		Description
99.1		Press release, dated March 19 2026
99.2		Investor presentation, dated March 19, 2026
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

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

			CARDINAL INFRASTRUCTURE GROUP INC.
Date:	March 18, 2026	By:	/s/ Mike Rowe
			Mike RoweChief Financial Officer

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


			CARDINAL INFRASTRUCTURE GROUP INC.

Date:	March 19, 2026	By:	/s/ Mike Rowe
			Mike Rowe Chief Financial Officer

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