EX-32.1 5 ex32-1.htm EX-32.1

Exhibit 32.1

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED

PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the report of NexMetals Mining Corp. (the “Company”) on Form 10-Q for the period ended September 30, 2025 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), each of the undersigned, in the capacities and on the dates indicated below, hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to his knowledge:

| 1. | The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
| 2. | The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated: November 13, 2025 | /s/ Morgan Lekstrom
| Morgan Lekstrom
| Chief Executive Officer
| (principal executive officer)

Dated: November 13, 2025 | /s/ Brett MacKay
| Brett MacKay
| Chief Financial Officer
| (principal financial and accounting officer)