EX-32 10 tmc-20250630xex32.htm EX-32

Exhibit 32

CERTIFICATIONS UNDER SECTION 906

Pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code), each of the undersigned officers of TMC the metals company Inc., a British Columbia, Canada corporation (the “Company”), does hereby certify, to such officer’s knowledge, that:

The Quarterly Report for the quarter ended June 30, 2025 (the “Form 10-Q”) of the Company fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, and the information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated: August 14, 2025 | /s/ Gerard Barron
| Gerard Barron
| Chief Executive Officer
| (Principal Executive Officer)
| ​
Dated: August 14, 2025 | /s/ Craig Shesky
| Craig Shesky
| Chief Financial Officer
| (Principal Financial Officer)

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